| the natural history of human immunodeficiency virus infection: a five year study in a london cohort of homosexual men. | progression rates from asymptomatic to symptomatic human immunodeficiency virus (hiv) infection according to the cdc classification were prospectively studied in a cohort of 172 seropositive homosexual and bisexual men. the median follow-up time was 4 years. the progression from data of entry to the study to any group iv disease was 56% (se 7%) at 5 years. however, the progression from an estimated date of seroconversion to any group iv disease was 36% (se 4%) at 5 years. this was more than doub ... | 1990 | 2133371 |
| clusters of pneumocystis carinii pneumonia: analysis of person-to-person transmission by genotyping. | genotyping at the internal transcribed spacer (its) regions of the nuclear rrna operon was performed on isolates of p. carinii sp. f. hominis from three clusters of p. carinii pneumonia among eight patients with haematological malignancies and six with hiv infection. nine different its sequence types of p. carinii sp. f. hominis were identified in the samples from the patients with haematological malignancies, suggesting that this cluster of cases of p. carinii pneumonia was unlikely to have res ... | 1998 | 10024946 |
| icu admission in patients infected with the human immunodeficiency virus - a multicentre survey. | we conducted a retrospective study to assess the reasons for admission to the intensive care unit, and subsequent outcome, in patients infected with the human immunodeficiency virus (hiv). four hospitals in the south of england participated, all with specialist hiv units. data were collected on 127 patients admitted to icu on 133 separate occasions between june 1993 and october 1997. the mean age on admission was 38 years (range 23-60 years). ninety-four patients (70.7%) were documented hiv-posi ... | 1999 | 10460523 |