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Words related to acid-fast

not easily decolorized by acid solutions

References in periodicals archive ?
Fite Faraco stain revealed numerous acid-fast bacilli and globi.
Our case showed non-caseating granulomas and negative acid-fast staining on the surgical specimens, emphasizing the importance of sputum cultures when suspicion is high.
We performed a study on the incidence of CLCs in EC focusing precisely on these 2 diagnostic features (autofluorescence and acid-fast stain) comparing them with standard hematoxylin-eosin-stained tissue sections.
Histological analysis revealed necrotising caseating granulomatous inflammation, and the Ziehl-Neelsen stain was positive for acid-fast bacilli.
Acid-fast bacilli were not seen in the ascitic fluid and tissue specimen in our patient.
In sputum acid-fast bacilli (AFB) microscopy, direct smears of sputum samples, stained by Ziehl-Neelsen (ZN) method, are examined under bright light microscope, and disposable plastic cups, used to collect sputum samples from pulmonary tuberculosis patients, are generally disinfected using phenolic / hypochlorite solutions and discarded in burial pits (1,2).
Ehrlich-Ziehl-Neelsen staining of the biopsy material was negative for acid-fast bacilli (AFB), and culture of the biopsy material was negative, either.
Under the 1991 instructions, applicants aged [greater than or equal to] 15 years are required to have a chest radiograph and provide three sputum smears for acid-fast microscopy if the chest radiograph is suggestive of active tuberculosis; however, no cultures (or drug-susceptibility testing) are required.
Acid-fast bacilli should be searched for in skin biopsies and culture, and a polymerase chain reaction should be done as well.
In a recent laboratory trial conducted by Antonino Catanzaro, M.D., et al., findings indicated that nucleic acid amplification tests (E-MTD), for complex diagnostic problems like TB, are more accurate than acid-fast bacilli (AFB) smear microscopy and are faster than culture.
Few studies have tried to correlate the cytological finding with microbiological results for the presence of acid-fast bacilli in smears and culture for Mycobacteria.
Early stage leprosy is difficult to diagnose by clinical criterion alone because the sensitivity of acid-fast bacilli staining is quite low.
All patients had pulmonary TB that was smear positive for acid-fast bacilli.