Introduction The D-Zone test identifies inducible clindamycin resistance in bacteria. Typically, it involves using erythromycin and clindamycin discs on an…
Introduction Nocardia is a genus of aerobic, gram-positive bacteria. It belongs to the actinomycetes group. These bacteria are partially acid-fast…
Introduction Rose Bengal Agar (RBA) is a selective medium for isolating fungi. It contains rose bengal dye, which inhibits bacterial…
Introduction Extra-pulmonary tuberculosis (EPTB) affects areas outside the lungs. It impacts the lymph nodes, pleura, and bones. Patients often experience…
Introduction of India Ink preparation Cryptococcus neoformans is an encapsulated yeast that causes cryptococcal meningitis, particularly in immunocompromised individuals. The…
Introduction Gram staining is a routine diagnostic tool for respiratory infections. It reveals bacteria in sputum samples. Occasionally, Gram staining…
Introduction Enterococcus gallinarum is a Gram-positive, facultatively anaerobic bacterium. It naturally inhabits the intestines of humans and animals. This bacterium…
Introduction Gemella morbillorum is a gram-positive bacterium, typically found in the human mouth, throat, and respiratory tract. It occasionally causes…
Introduction Raoultella ornithinolytica is a Gram-negative, encapsulated, non-motile, rod-shaped bacterium belonging to the family Enterobacteriaceae. Originally classified under the genus…
Introduction Streptococcus sanguinis is a Gram-positive bacterium belonging to the Streptococcaceae family. It is a commensal bacterium commonly found in…