lower respiratory tract smear

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Related to sputum smear: Sputum culture

low·er res·pi·ra·to·ry tract smear

a group of cytologic specimens containing material from the lower respiratory tract and consisting mainly of sputum (spontaneous, induced) and material obtained at bronchoscopy (aspirated, lavaged, brushed); used for cytologic study of cancer and other diseases of the lungs.
References in periodicals archive ?
Records were collected in terms of age, gender, contact with TB, vaccination with Bacillus Calmette-Guerin (BCG), albumin, body mass index (BMI), smoking and alcohol intake, presenting complaints, sputum smear and culture, range of TB disease, lung cavity and its range, course of TB, history of TB treatment, comorbidity, etc.
While efforts were made to merge databases that captured individual patient-level sputum smear microscopy, Xpert MTB/RIF, and MTB culture results, this was not always technically possible.
Keeping in mind the above facts, the present study was conducted among new smear-positive pulmonary TB patients to identify medicosocial factors associated with a delay in sputum smear conversion at the end of IP and also the influence of smear conversion on treatment outcome.
Patient 5's treatment continued without further problems; she continued improving clinically, with improved chest radiograph findings and continuously negative sputum smears and cultures.
Pre-treatment poor glycemic control is associated with a significant increased risk of advanced and more severe TB disease in the form of lung cavitations, positive sputum smear, and slower smear conversion after initiation of treatment.
Sputum smear microscopy in tuberculosis: is it still relevant?
8% (n=1,725) of the examined TB suspects in intervention districts were sputum smear positive, compared to 9.
Objectives: To determine the factors affecting sputum smear conversion time in newly diagnosed pulmonary tuberculosis patients.
positive sputum smear and radiographic abnormalities compatible with pulmonary tuberculosis OR one positive sputum smear and one positive sputum culture.
RNTCP is heavily relying on conventional sputum smear microscopy (done by Ziehl-Neelsen staining) which is not as sensitive as LED microscopy.
When examining a sputum smear in SSM or FSSM, the procedure involves not only determining whether or not AFBs are present, but also determining the average number of bacteria found per microscopic field.