RESULTS: All 14 private laboratories conducted sputum examination for AFB. The majority (71%) of staff lacked special training for AFB examinations. Monocular microscopes were commonly used (36%). Reagents were prepared irregularly, without quality control, and kept for as long as they lasted, ...
finding AFB in stained sputum is highly specific for TB and, thus is the equivalent of a confirmed diagnosis. Identification of AFB by microscopic examination has multiple advantages: it is the most rapid method for determining if a person has TB, identifies persons who are at greatest risk of...
This study aimed to clarify the diagnostic yield of acid-fast bacilli (AFB) for MAC-PD using 3 sputum specimens and the clinical characteristics of the patients leading to the diagnosis. We also assessed the diagnostic yield with an increased number of sputum specimens. Furthermore, we proposed...
In contrast, microscopy for AFB defined a much smaller number of specimens (4.8% of the total), which contained 90% of the M tuberculosis isolates.Microscopy for AFB is the most efficient method for defining sputum specimens suitable for referral for enhanced mycobacteriological techniques. However...
Evaluation of the effect of quality control system for sputum smears microscopic examination laboratory with double blind methods in 双盲法痰检室间质控三年效果评价 www.ilib.cn 7. Performance of variations of carbolfuchsin staining of sputum smears for AFB under field conditions 现场条件下痰涂片查抗酸...
Reproducibility of sputum smear examination for acid-fast bacilli: practical problems met during cross-checking. A TB control programme in Bangladesh with proficiency testing of sputum smears for acid-fast bacilli (AFB) using cross-checking of routine smears. To docu... DA Van,FA Roorda,N Cham...
1.Examination of tubercle bacillus by direct smear of sputum in district of Kashi;喀什地区痰液直接涂片结核杆菌检查结果 2.[Methods]Direct smearof sputum was conducted with Ziehl-Neelsen acid-fast staining to detect tubercle bacillus.[方法]将痰液直接涂片,萋-尼氏抗酸染色检查结核杆菌。
1). We compared the positive culture yield for AFB between sputum aspirate specimens obtained during examination of the central airway and bronchial washing specimens obtained by wedging into bronchi with the most severe lesions. Additionally, we assessed the quality of sputum aspirate specimens in ...
Clinical profile and sputum examination results for a period of 1 year in between Apr 2017- Mar 2018 of patients aged between 14 to 99 years were included in the study. Results: Among 2605 patients, who visited TBCD, 55 patients were aged between 14 to 20 years and 2019 were aged ...
BMC Infectious Diseases (2023) 23:831 Page 3 of 12 Test method The auramine O staining solution and the type II L-J culture tubes were provided by Baso Diagnostics, Inc., Zhuhai, China, and the examination was performed in a KRJ/TTR500 automatic smear staining machine (Xiang- yang ...