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Words related to acid-fast

not easily decolorized by acid solutions

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We have earlier shown that sputum in its containers can be stained (11), in an hour, by phenol ammonium sulphate basic fuchsin solution and its smear can then be decolourised and counter-stained for detection of acid-fast bacilli (AFB) (12,13).
No acid-fast bacilli were noted on Ziehl-Neelsen staining.
Sputum samples were now positive for acid-fast bacilli. Mycobacterium tuberculosis (MTB) was suspected.
The smear was checked for acid-fast bacilli under oil immersion and reported according to the Revised National Tuberculosis Control Program (RNTCP laboratory module - 1999).
These bacteria are commonly known as tubercle bacilli or acid-fast bacilli as they form granuloma or tubercle in diseased tissue (Robbins et al., 1981).
Histopathological work-up showed granulomatous epithelioid cell inflammation with insular central necrosis without acid-fast bacilli (Figures 1(c) and 1(d)).
Vacuole containing numerous Mycobacterium chelonae bacteria (Fite acid-fast bacilli, original magnification X100).
Fine-needle aspiration revealed the presence of non-necrotizing epithelioid granulomas; negative for malignancy, acid-fast bacilli, or fungus.
A total of 98 specimens including 67 specimens from clinically suspected cases of tuberculosis and 31 sputum from non-tubercular patients having chest infection were processed for acid-fast bacilli smear, culture and PCR.
Ziehl-Neelsen (ZN) staining for acid-fast bacilli was performed on the fixed histopathology specimens.
Treatment should be initiated based on epidemiologic circumstances; clinical, pathologic, and radiographic findings; and the examination of sputum using an acid-fast bacilli smear or other mycobacterial cultures.
But sputum analysis was positive for acid-fast bacilli, and tissue biopsies revealed serum TB.
Fite-stained sections revealed large numbers of banded acid-fast bacilli within the epithelioid cells (Figure 3; Fite, original magnification x400).
The woman's sputum had >100 acid-fast bacilli and was culture positive for a Mycobacterium tuberculosis strain exhibiting resistance to isoniazid, rifampin, fluoroquinolones (low-level resistance), ethambutol, ethionamide, and aminoglycoside but susceptibility to cycloserine, PAS, bedaquiline, and linezolid.
Ziehl-Neelsen stain for acid-fast bacilli showed positivity only in 7% of cases.