| cyclospora cayetanensis oocysts in sputum of a patient with active pulmonary tuberculosis, case report in ismailia, egypt. | observation of acid fast c. cavetanensis oocysts were proved in a sputum sample of a 45 years-old male hiv negative patient who was admitted to chest hospital due to loss of weight, cough with expectoration of purulent sputum and dyspnea. the radiological picture suggested active pulmonary tuberculosis (tb). sputum samples which were positive for acid fast bacilli as proved by ziehl-neelsen stain technique showed large (8-10 microm) spherical acid-fast c. cayetanensis oocysts and their identify ... | 2005 | 16333888 |