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nursing staff reductions: plans, process and aftermath. 20082648219
nursing staff reductions: plans, process and aftermath. 20082648219
[urinary magnesium levels in precancerous conditions and various stages of squamous cell carcinoma of the larynx].in 100 cases with different stages of planoepithelial laryngeal cancer and in 13 precancerous changes the urine magnesium levels were examined two times by means of absorptive spectrometry before surgery and half a year after. in precancerous period group (i stage according to who) no differences were found in comparison to the control group. as the disease progressed the urine magnesium level deteriorated according to the cancer stages. in iv stage the level was the lowest (p less than 0.01). t ...20082628850
[urinary magnesium levels in precancerous conditions and various stages of squamous cell carcinoma of the larynx].in 100 cases with different stages of planoepithelial laryngeal cancer and in 13 precancerous changes the urine magnesium levels were examined two times by means of absorptive spectrometry before surgery and half a year after. in precancerous period group (i stage according to who) no differences were found in comparison to the control group. as the disease progressed the urine magnesium level deteriorated according to the cancer stages. in iv stage the level was the lowest (p less than 0.01). t ...20082628850
[clinical-experimental examinations on phonetic function in edentulous patients and after insertion of total prostheses measured by the s-sound realization].lose of teeth and therapy by prosthesis interfering with the oral sectors that are necessary for s-sound articulation have an important influence on s-sound realization. hitherto, the resulting s-sound changes used to be evaluated only from a subjective point of view. the application of a complex measuring technique for s-sound analysis permitted to determine the influence of the upper and lower jaw plates on s-sound formation by experiments. in another series of experiments, it was shown that e ...20082640388
[statistical and medico-legal investigations on traumatic intracranial injuries (except traffic accidents) on which judicial autopsies conducted].judicial autopsies conducted during the period of 24 years and 3 months (jan 1963-mar 1987) at department of legal medicine, kurume university school of medicine have been recorded a total of 1,157 cases including 256 cases caused by the traumatic intracranial injury death. in this report statistical investigations conducted on 112 cases caused by traumatic intracranial injury death with exception of 144 cases caused by traffic accidental death, and the outline of several cases on those are stat ...20082629481
assessment of clinical application of test-dose concept for theophylline in patients with respiratory failure.the possibility of clinical application of test-dose concept for theophylline was assessed in 11 patients with serious underlying disease who required theophylline. based on the pharmacokinetic parameters calculated from the single intravenous aminophylline administration, they received a continuous infusion of aminophylline in order to maintain about 10 micrograms/ml plasma which is considered to be the lowest therapeutic level. plasma levels during a constant rate infusion were assayed at 6:00 ...20082630628
assessment of clinical application of test-dose concept for theophylline in patients with respiratory failure.the possibility of clinical application of test-dose concept for theophylline was assessed in 11 patients with serious underlying disease who required theophylline. based on the pharmacokinetic parameters calculated from the single intravenous aminophylline administration, they received a continuous infusion of aminophylline in order to maintain about 10 micrograms/ml plasma which is considered to be the lowest therapeutic level. plasma levels during a constant rate infusion were assayed at 6:00 ...20082630628
the new jersey low-contact-stress knee replacement system: biomechanical rationale and review of the first 123 cemented cases.a mobile-bearing element, metal-backed, interchangeable knee replacement system has been designed to combine low constraint forces with low contact stresses (lcs), allowing nearly normal joint articulation and loading as well as long-term wear resistance of the implants. the system is versatile, including a large number of component options in variable sizes, and it may be used in both primary and revision arthroplasties. the overall results in the first 123 cemented cases (97 patients) with 2- ...20083753173
the new jersey low-contact-stress knee replacement system: biomechanical rationale and review of the first 123 cemented cases.a mobile-bearing element, metal-backed, interchangeable knee replacement system has been designed to combine low constraint forces with low contact stresses (lcs), allowing nearly normal joint articulation and loading as well as long-term wear resistance of the implants. the system is versatile, including a large number of component options in variable sizes, and it may be used in both primary and revision arthroplasties. the overall results in the first 123 cemented cases (97 patients) with 2- ...20083753173
[the role of morphologic studies in the diagnosis of malignant neoplasms]. 20082603039
ct of the wrist for the evaluation of traumatic injuries.computed tomography (ct) of the wrist can help evaluate many types of posttraumatic injuries, particularly bony trauma. most wrist fractures can be diagnosed with routine radiography, but problematic cases and complicated healing fractures can be difficult to evaluate with conventional radiography. ct provides improved contrast resolution and multiplanar imaging. the results of complex healing fractures and fusion procedures can be facilitated with ct. even in the face of advanced osteoporosis c ...20082688677
ct of the wrist for the evaluation of traumatic injuries.computed tomography (ct) of the wrist can help evaluate many types of posttraumatic injuries, particularly bony trauma. most wrist fractures can be diagnosed with routine radiography, but problematic cases and complicated healing fractures can be difficult to evaluate with conventional radiography. ct provides improved contrast resolution and multiplanar imaging. the results of complex healing fractures and fusion procedures can be facilitated with ct. even in the face of advanced osteoporosis c ...20082688677
the role of transplantation in liver disease.liver transplantation is rapidly emerging as the most effective treatment pathway for a growing number of acute and chronic liver disease states. indications and contraindications to transplant are undergoing continuous revision and clarification as experience is accrued in the expanding number of treatment centers. for some disorders such as primary biliary cirrhosis, sclerosing cholangitis, and chronic active hepatitis with cirrhosis, the role of transplantation in patient management is obviou ...20082648619
[transplants. reflections on the role of the periodontal ligament and resorption risk]. 20082612260
[transplants. reflections on the role of the periodontal ligament and resorption risk]. 20082612260
takayasu arteritis presenting as retinal and vertebrobasilar ischemia.a young woman presented with a 4-month history of retinal and vertebrobasilar ischemia. angiography demonstrated narrowing of major branches of the aortic arch. intractable, severe retroorbital pain of the right eye developed after a middle cerebral artery stroke. during 4 weeks of aggressive immunosuppressive therapy including iv high dose bolus corticosteroids and pulse cyclophosphamide, her neurologic deficit improved transiently, but her retroorbital pain persisted. she died of staphylococca ...20082570149
what do you mean? 20082583581
us health care: another canadian sends a message home. 20082720532
[disseminated peritoneal leiomyomatosis. a case report].leiomyomatosis peritonealis disseminata (lpd) is a rare benign and mostly asymptomatic disease only occurring in women of reproductive age. because of the disseminated appearance of multiple subperitoneal nodules malignancy is frequently simulated. a report is given on a case of lpd in a 38 year old woman. today the cause of lpd is seen in a specific hormonal stimulation of the pluripotent subperitoneal mesenchyma of the müllerian duct in the minor pelvis. an individual disposition is discussed. ...20082533772
reduction of beta-adrenergic receptors can explain the lack of rebound effect after tertatolol withdrawal.tertatolol is a potent beta-blocker with no intrinsic sympathomimetic activity (isa) or beta 1/beta 2 receptor subtype selectivity. we provide evidence that tertatolol competitively inhibits beta-adrenergic receptors (beta-ar) and induces a marked and persistent reduction of their number. this has been consistently found in vitro and in vivo. the in vitro study showed that the receptor reduction by tertatolol was rapid (about 1 h at 37 degrees c), slowly reversible and independent of isa. this e ...20082573373
[caudal epidural anesthesia in children]. 20084096815
speech breathing in women.thirty healthy women representing three age groups (25, 50, and 75 years) were studied with respect to general respiratory function and speech breathing. certain subdivisions of the lung volume differed with age: vital capacity, expiratory reserve volume, and residual volume. speech breathing also differed with age and was characterized by differences in lung volume excursion, rib cage volume excursion, lung volume initiation, rib cage volume initiation, and lung volume expended per syllable. ag ...20082739388
a model for the resistance of the proton channel formed by the proteolipid of atpase.the conductance observed for single proton channels formed by proteolipids of atpase (schindler and nelson 1982) is rationalized in terms of a hydrogen bonded network model. a simple algebraic expression for the resistance predicted for such a model is presented and the results are compared to the experimental observations. the comparison suggests that the conduction involves a series of bound water molecules and perhaps amino acid side groups.20082580699
neurotransmitters in the brain. 20082573362
outpatient geriatric assessment in a health maintenance organization. its structure, practice, and clinical implications.the authors review their experience with the implementation of a geriatric assessment unit (gau) within the rhode island group health association, a health maintenance organization (hmo). included is a historical background of the involvement of hmos with care of medicare patients, a description of the structure of an outpatient gau, and the authors' experience to date with this population of patients. this article concludes with a discussion of the future role of gaus and hmos in the care of ol ...20083815243
membrane current responses of skate photoreceptors.light-evoked membrane currents were recorded with suction electrodes from the outer segments of individual photoreceptors enzymatically dissociated from the skate retina. the intensity-response relation of dark-adapted cells closely followed a michaelis function for which a half-saturating response was elicited by a flash intensity that produced about 36 photoisomerizations. dim-light responses, as well as the early rising phase of the responses to a wide range of flash intensities, could be des ...20082614369
forearm and wrist radiology--part i.the emergency physician must be well versed in diagnosing forearm and wrist injuries. although many of these injuries are readily apparent, others require more sophistication to appreciate. careful attention to radiographic findings given the assistance of a well-directed history and physical examination is imperative. both the more common and the more subtle injuries are discussed.20082600399
[modern women in their 30's]. 20082761627
[modern women in their 30's]. 20082761627
[myocardial perfusion during exercise and rest in coronary patients. evaluation with a thallium 201 analog (isonitrile-technetium 99 m)].isonitrile-technetium, a thallium 201 analog, was used for myocardial perfusion imaging in 12 patients with known coronary heart disease. 10-40 mcu of the isotope were injected at maximal effort during a bruce stress test. imaging was performed using 3 projections immediately after exercise and 24 hr later, using a gamma camera attached to a computer. myocardial necrosis was detected with a sensitivity of 89% and specificity of 63%. corresponding figures for stress induced ischemia were 89% and ...20082519396
[current approaches to the diagnosis of immunopathologic conditions]. 20082453710
[association of sacciform aneurysm of the renal artery and hypertension. cause or coincidence? apropos of a case].aneurysms of the renal artery are seldom encountered. they present as different aetiopathological types. we report the case of a female patient who had both severe arterial hypertension and an apparently dysplastic aneurysm of the right prepyelic artery. resection of the aneurysm failed to have the effect we expected on arterial hypertension. the relationship between arterial hypertension and aneurysm of the renal artery is discussed.20082494963
[umeå, my little big city]. 20082574927
prostate-specific antigen. superior serum marker for prostatic carcinoma. 20082440830
pimper pimped. 20082519529
the biology of the scid mutation. 20082519515
[marked inhibition of transcription in mammalian cells by x-rays during disturbance of the topological continuity of superhelical dna loops]. 20082440650
infective endocarditis in children. a seven-year experience.eighteen children with infective endocarditis were detected over seven years. fever, gastrointestinal and chest symptoms were striking features. anaemia, elevated leukocyte count and sedimentation rate were constant laboratory findings. strep. viridans and staph. aureus were the commonest organisms isolated. we concluded that rheumatic and congenital heart disease are equally important in predisposition to infective endocarditis.20082519331
t lymphocytes from hemophiliacs proliferate after exposure to factor viii product.chronic exposure of hemophiliacs to allogeneic proteins via factor viii concentrate for control of bleeding could lead to a state of chronic antigen stimulation. immune function from eight hemophiliacs requiring large amounts of factor viii concentrate was assessed. it was found that 5 of 8 had a positive blastogenic response to low concentrations of factor viii in a 7-day thymidine uptake assay. separation of lymphocyte subpopulations indicated that the reactivity was contained in the t cell-en ...20082430365
aluminum induced anemia: pathogenesis and treatment in patients on chronic hemodialysis.the baseline hematologic status of 27 patients with modest degrees of aluminum overload was examined. in addition, hematologic data were evaluated in 19 of these patients during and after treatment with dfo. although neither severe anemia nor microcytosis was observed pretreatment, there was a significant correlation between hemoglobin level and degree of aluminum burden as determined by bone surface aluminum staining (r = -0.58; p less than 0.007). following treatment with dfo, hemoglobin conce ...20082615192
[possibilities for purification of refuse seepage water by sand containing humic substances].sands containing humic substances are proposed for protection of ground water from refuse tip seepage waters which containing heavy metals and organic polluting agents. such sands are produced and spoiled southern of leipzig during uncovering of brown coal. humic acids have qualities such as ion-exchange materials, form hydrogen bondes and are able to form salts and complexes. besides they can adsorb and include other substances. this properties qualify the humic acids in contact with the graine ...20082525848
busulfan and veno-occlusive disease of the liver. 20082344115
submission of nucleotide sequence data to genbank. 20082614392
[social psychiatry in private practice].though in general the practice of community mental health (or "social psychiatry") is a task of the state, the county or the city governments, the panel discussed two instances of sizeable contributions by private practices to the tasks of community mental health, such as crisis intervention or the care of the chronically psychiatrically handicapped, which are not commonly treated in psychiatrists' offices. the "psychosoziale arbeitsgemeinschaft" of basle began in a psychiatric group practice th ...20082447644
a comparison of young teenage, older teenage, and adult mothers on determinants of parenting.a nonrandom socioeconomically homogeneous convenience sample of 150 young adolescent mothers, 260 older adolescent mothers, and 242 older mothers was analyzed according to their standing on key determinants of parenting. the results of a discriminant analysis showed that the young teen mothers differed from the older mothers in terms of knowledge of child development, punitive attitudes toward childrearing, and level of depression. accuracy of classification was improved with the discriminant fu ...20082724173
monocytic leukemoid reaction, glucocorticoid therapy, and myelodysplastic syndrome.a leukemoid reaction is a complex and poorly understood response by the bone marrow to a variety of stresses; although any peripheral blood cell line may be involved, it is rarely a purely monocytic event. a case is reported of a true monocytic leukemoid reaction in a patient with myelodysplastic syndrome related to the effect of corticosteroids on the underlying marrow disorder.20082268969
effects of surface tension and viscosity on airway reopening.we studied airway opening in a benchtop model intended to mimic bronchial walls held in apposition by airway lining fluid. we measured the relationship between the airway opening velocity (u) and the applied airway opening pressure in thin-walled polyethylene tubes of different radii (r) using lining fluids of different surface tensions (gamma) and viscosities (mu). axial wall tension (t) was applied to modify the apparent wall compliance characteristics, and the lining film thickness (h) was va ...20082394665
a comparison of dilevalol and placebo in the management of isolated systolic hypertension using ambulatory monitoring.1. the antihypertensive effect of dilevalol, a compound which combines beta-adrenoceptor blocking and vasodilating properties due to beta 2-adrenoceptor agonism, was studied in nineteen patients with isolated systolic hypertension (ish). a randomized, double-blind, placebo-controlled, cross-over trial with two 4 week treatment periods was used to compare the efficacy of once daily dosing with dilevalol (in the range of 100-400 mg daily) against placebo. assessment of response involved both casua ...20082271366
[the course of varicose disease. parallel retrospective study of 2 ethnic groups (catania-basel)].authors presents a retrospective study with two different ethnic groups, one of them from catania and the other from basilea, with varicose veins and subjected to a saphenectomy. they studies the following parameters: age at the entrance, and when varicose veins appeared; correlation between varix appearance date and subjective symptomatology; and rapport between varix complications and its duration. the possible incidence of "ambiental factor" and contrasts between the two groups are considered ...20082610399
quantitative hepatobiliary scintigraphy. 20082395013
pharmacokinetics of nalbuphine during parturition.nalbuphine hydrochloride (nubain) is a relatively new agonist-antagonist analgesic, chemically related to both oxymorphone and naloxone, which can be used as a systemic obstetric analgesic. after intravenous administration to six patients in labor at term, serial maternal serum specimens were obtained and assayed for their nalbuphine concentration. the maternal disposition of nalbuphine followed a two-compartment pharmacokinetic model, with an initial distribution phase of 4 to 20 minutes and a ...20083740151
[prostatism. routine urography]. 20082426824
animal models of drug self-administration by smoking. 20082267011
extra-amniotic pregnancy. a trip to the extraembryonic coelom. 20082277404
[extrahepatic biliary tract atresia and a common biliopancreatic canal. review of the literature apropos of a case].the authors report the case of an 3 months old caucasian boy which had an extrahepatic biliary atresia associate with a congenital biliary cyst and an anomalous pancreaticobiliary junction. the patency between gallbladder and duodenum permits the operative opacification of this long common pancreaticobiliary channel. the congenital biliary cyst was located on the upper part of the common bile duct and was obstructed by biliary concretions. unfortunately, no patency between intrahepatic bile duct ...20082268955
structural aspects of pathology in alzheimer's disease.the characteristic lesions of alzheimer's disease, neurofibrillary tangles and neuritic plaques, are the sites of accumulation of abnormal fibrillar material. the structure of the paired helical filament from tangles has been analysed by electron microscopy and biochemical studies have shown that it contains microtubule associated protein tau as a component. fibrils of beta-amyloid in the neuritic plaque arise by polymerization of a small proteolytic fragment of a much larger precursor protein. ...20082268679
metabolism of retinoic acid and retinol by intact cells and cell extracts. 20082292968
prediction of outcome of shunt procedures for communicating hydrocephalus. 20082234351
tissue and subcellular distribution of endonexin, a calcium-dependent phospholipid-binding protein. 20082151035
strand scission in dna induced by quercetin and cu(ii): role of cu(i) and oxygen free radicals.the naturally occurring flavonoid, quercetin, in the presence of cu(ii) and molecular oxygen caused breakage of calf thymus dna, supercoiled pbr322 plasmid dna and single-stranded m13 phage dna. in the case of the plasmid, the product(s) were relaxed circles or a mixture of these and linear molecules depending upon the conditions. for the breakage reaction, cu(ii) could be replaced by fe(iii) but not by other ions tested [fe(ii), co(ii), ni(ii) and ca(ii)]. structurally related flavonoids, rutin ...20092791202
[anderson-fabry disease. current status. apropos of a case].after submitting a typical case of anderson-fabry disease in a 38 years old male, we discuss the eminent aspects of this metabolic disorder and, above all, the clinical, biochemical and ultrastructural problems of diagnosis in the heterozygotic relatives.20092821332
[anderson-fabry disease. current status. apropos of a case].after submitting a typical case of anderson-fabry disease in a 38 years old male, we discuss the eminent aspects of this metabolic disorder and, above all, the clinical, biochemical and ultrastructural problems of diagnosis in the heterozygotic relatives.20092821332
the homogeneous nature of the hemolytic uremic syndrome. 20092791440
feeding problems in severely demented patients seen from task and relationship aspects.this study aimed at increasing the understanding of feeding problems in severely demented patients cared for in a task assignment system. twenty-three video-recordings made during the feeding of 15 severely demented patients and 55 focused interviews with 45 caregivers, who fed the 15 patients during that period were analysed regarding the feeding problems seen from a task aspect and from a relationship aspect. the result indicated that the problems were partly of a more constant nature and part ...20092814080
feeding problems in severely demented patients seen from task and relationship aspects.this study aimed at increasing the understanding of feeding problems in severely demented patients cared for in a task assignment system. twenty-three video-recordings made during the feeding of 15 severely demented patients and 55 focused interviews with 45 caregivers, who fed the 15 patients during that period were analysed regarding the feeding problems seen from a task aspect and from a relationship aspect. the result indicated that the problems were partly of a more constant nature and part ...20092814080
bloody drainage following endoscopic retrograde pancreatography as a presentation of a pseudoaneurysm-containing pseudocyst. 20092785471
damages for stillborn child. 20092882128
groin and hip pain due to fractures at or near the pubic symphysis.three patients with fractures at or near the pubic symphysis presented with groin pain simulating hip fracture or arthritis. a 71-year-old osteoarthritic woman was treated with a nonsteroidal antiinflammatory drug (nsaid) and exercises for right-sided sciatic pain after a minor fall, but developed left groin pain and tenderness over the pubic symphysis after two days of exercise. she had an impacted fracture of the left pubic symphysis which responded to use of a cane. the second patient was a 9 ...20092774889
[new diagnostic criteria for rheumatoid arthritis]. 20092788569
heterogeneity in alzheimer's disease.the phenotype of alzheimer's disease is variable. age of onset, cognitive features, and neuropathology differ case to case. in some cases the differences are due to variable expression and others to genetic heterogeneity. present evidence suggests four types of alzheimer's disease: early and late onset autosomal dominant forms, trisomy 21, and phenocopies.20092812203
heterogeneity in alzheimer's disease.the phenotype of alzheimer's disease is variable. age of onset, cognitive features, and neuropathology differ case to case. in some cases the differences are due to variable expression and others to genetic heterogeneity. present evidence suggests four types of alzheimer's disease: early and late onset autosomal dominant forms, trisomy 21, and phenocopies.20092812203
hierarchy of cytotoxic t cell clones. i. reversal of resistance to lysis and killing between anti-hapten cytotoxic t cells.cells from clones of anti-hapten cytotoxic t lymphocytes (ctl) can act as both effector cells and, when treated with the specific hapten, as target cells. individual clones can kill haptenated cells only from other clones that are less efficient killers. clones specific for both fluorescein and trinitrophenol could be ordered in a single hierarchy in which resistance to lysis correlated with lytic efficiency. when the killing efficiency was reduced with phorbol myristate acetate (pma) or the col ...20092788518
a retrospective study of acute plasma exchange in severe intravascular hemolysis. 20092806482
public perceptions of nursing. 20092798174
public perceptions of nursing. 20092798174
retinal hemorrhage predicts neurologic injury in the shaken baby syndrome.shaken baby syndrome consists of intracranial and intraocular hemorrhage in the absence of signs of direct trauma in infants who have sustained whiplash/shaking injuries. we evaluated 14 consecutive cases of presumed shaken baby syndrome seen at the university of michigan hospitals, ann arbor, between august 1983 and march 1988, to determine if the severity of retinal hemorrhage was predictive of the severity of acute neurologic injury. the severity of retinal hemorrhage was based on the type an ...20092803095
non-contiguous regions of z-dna in a dna dodecamer.the conformation of the self-complimentary dna dodecamer d(br5cgbr5cgaattbr5cgbr5cg) has been investigated in a variety of salt and solvent conditions by one and two-dimensional 1h nmr. in low salt aqueous solutions, the molecule forms a regular b-dna structure similar to the unmodified dodecamer. however, in aqueous solution containing high salt concentration and methanol, the dodecamer adopts a structure in which the br5cgbr5cg ends of the molecule are in a z-dna like conformation and the aatt ...20092798135
interleukin 7 (murine pre-b cell growth factor/lymphopoietin 1) stimulates thymocyte growth: regulation by transforming growth factor beta.the effects of interleukin 7 (il7) previously known as murine pre-b cell growth factor/lymphopoietin 1 on the growth of murine thymocytes was investigated. in the presence of a suboptimal dose of phytohemagglutinin, il7 induced a dose-dependent increase in thymocyte proliferation which was comparable to that induced by il1. additionally il7 was shown to synergize with a suboptimal dose of il1 to enhance thymocyte proliferation. thymocyte proliferation induced by il7, like that induced by il1, wa ...20092786474
ehlers-danlos syndrome type iv (eds iv) as model of a defective biopolymer composite material.the connective tissue of a lethal eds iv case was investigated for the reasons of the manifested disturbances of the arterial wall. this functional disorder was attributed to the mechanical decoupling of elastin and collagen, with the premise of a composite material consisting of cellular, fibrillar, lamellar and other matrix components. a conceivable relation between the manifested deficiency of type iii collagen and a disturbed anchoring of elastin is shown. these findings are supported by bio ...20092743768
[clinical significance of the quantification of obesity. the quetelet index and its use].the degree of obesity, ie. the quantity of excessive stored adipose tissue, affects substantially morbidity and mortality on cardiovascular, metabolic, and other diseases. while the quantity of an adipose tissue is practically impossible to determine, it is necessary to use the body weight, adjusted for the stature. the quetelet's index (body mass index, bmi) is the best one from height-weight indices. values of bmi define categories of normal weight, overweight, and obesity, which have differen ...20092790909
[education. minister of health threatens health care and nursing]. 20092763112
first-trimester diagnosis of genetic metabolic disorders. 20093743084
first-trimester diagnosis of genetic metabolic disorders. 20093743084
[dawn phenomenon]. 20093817616
[duplex and transcranial sonography in the preoperative evaluation of cerebrovascular circulation before heart operations].fifty unselected patients undergoing open heart surgery (ohs) were examined by duplex and transcranial doppler sonography. two high degree (greater than 75%) carotid stenosis were found in 70 carotid arteries of 35 patients with coronary artery disease. fourteen vessels had unmistakable signs of extracranial vascular disease whilst 54 carotid arteries were identified as normal. two high degree (greater than 75%) carotid stenosis were found in 30 vessels of 15 patients with valvular disease. seve ...20092789209
[duplex and transcranial sonography in the preoperative evaluation of cerebrovascular circulation before heart operations].fifty unselected patients undergoing open heart surgery (ohs) were examined by duplex and transcranial doppler sonography. two high degree (greater than 75%) carotid stenosis were found in 70 carotid arteries of 35 patients with coronary artery disease. fourteen vessels had unmistakable signs of extracranial vascular disease whilst 54 carotid arteries were identified as normal. two high degree (greater than 75%) carotid stenosis were found in 30 vessels of 15 patients with valvular disease. seve ...20092789209
the double-degree debate continues. 20092795308
simultaneous aortic, jugular bulb, and right atrial pressures during cardiopulmonary resuscitation in humans. insights into mechanisms.pressure gradients across and between the head and chest were studied during mechanical cardiopulmonary resuscitation (cpr) in 22 humans. patients in medical cardiac arrest, managed by acls guidelines, underwent placement of aortic arch (ao), jugular venous bulb (jvb), and right atrial (ra) catheters. simultaneous pressures were measured, and intercatheter gradients were calculated. the jvb to ra pressure difference is the gradient between the cervical and central venous circulations. it was neg ...20092752563
consistency, working time and setting time of elastomeric impression materials.this paper describes the development of an instrument for determining consistency, working time and setting time of elastomeric impression materials. the operating principle involves the application of a fixed compressive strain and the resulting stress is measured. this instrument has been called a comprheometer. temperature control is achieved by water circulation so that simulated room or open-mouth temperatures can be used. values of consistency and working time are presented for a range of ...20092795312
the temporomandibular ligament and the articular eminence as constraints during jaw opening.it is generally thought that during symmetrical jaw opening the mandible rotates about an axis passing through the centres of the two mandibular condyles, and translates down the articular eminence. the author argues that there are no data to support this assumption. the true combination of movements can only be understood by understanding the constraints that operate during jaw opening and these are the articular eminence and the temporomandibular (tm) ligament. the tm ligament is pulled taut d ...20092795311
insulin and glucagon response of the diabetic chinese hamster in the asahikawa colony.the relationship between pancreatic hormone content and pattern of hormone release has not been completely elucidated because of heterogeneity in diabetes. accordingly, this study was performed to establish the relationship, using spontaneously diabetic chinese hamsters in the asahikawa colony, a newly discovered experimental model resembling insulin-deficient diabetes in humans. as a result of investigations of insulin and glucagon responses to glucose or arginine in vivo and in vitro using iso ...20092873008
[characteristics of the course of the gestation period in patients with solitary kidney].clinical biochemical, bacteriological investigations and functional tests were performed in 37 pregnant females with a solitary kidney. the status of fetoplacental system was studied as well. the investigators noted such common complications of pregnancy as the aggravation of renal inflammation, a high rate of caesarean section and postnatal morbidity. it was concluded that in case of pyelonephritic affection a solitary kidney the pregnancy should be terminated. if the infection was absent and t ...20092817278
orbita fractures in polytraumas and craniocerebral traumas.the authors emphasize that the maxillo-facial surgeon or otorhinolaryngologist should: 1. take part in diagnosing and planning the therapy of poly-traumatic patients. 2. operate simultaneously when possible. 3. try to provide immediate maxillo-facial surgical and/or otorhinolaryngologic treatment because of the great importance of early treatment for longterm functional and aesthetic results.20092747932
telephone-mediated lightning injury: an australian survey.each year in australia, about 60 people report injuries attributable to lightning surges while using a telephone during nearby thunderstorms. this paper presents information about such incidents and describes a retrospective survey of more than 300 telephone users reporting injuries possibly attributable to lightning. questionnaires yielded 132 usable responses, and the results were analysed to identify the extent and nature of the lightning injuries. these are compared with direct strike injuri ...20092724384
orally absorbable d-forphenicinol-cephalosporins.the synthesis and biological evaluation of d-forphenicinol-cephalosporins are described. 7-amino-3-(substituted)-3-cephem-4-carboxylic acid esters were coupled with n-tert-butoxy-carbonyl-d-forphenicinol derivatives. most of cephalosporin analogs in this series had good antibacterial activities and were well absorbed from the gastrointestinal tract in mice. among them, 7-(mono-o-methyl-d-forphenicinol)-3-propenyl analog showed the most significant result in biological evaluations.20092737957
regression of kaposi's sarcoma and improvement of performance status by a combined interferon beta and zidovudine therapy in aids patients. 20092715648
the problem of assessing spread of laryngeal cancer and utilizing the tnm classification. 20094429880
[fibrinogen and pentoxifylline. results of a french cooperative exploratory study of stage ii arteritis].a collaborative exploratory study was undertaken by 139 private angiologists in 427 out-patients with pvd stage ii treated for 90 days with pentoxifylline 1 200 mg per day. in 306 patients (71,6%) the fibrinogen level was decreased by 0,21 g/l in mean (p less than 0.01). this significant decrease is correlated to the global improvement (p less than 0.01) and is within the magnitude of difference that is associated between vascular death and comparative groups in recent epidemiologic studies. in ...20092715734
animals released. 20092725649
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