Tag: Treatment

Laboratory Diagnosis, Treatment and Prevention of Bacillus cereus 4.77/5 (13)

Laboratory Diagnosis, Treatment and Prevention of Bacillus cereus

Laboratory Diagnosis of Bacillus cereus SPECIMENS:¬†Faeces, vomitus, remaning food (if any), eye specimen (corneal swab) DIRECT DETECTION METHODS Microscopically the organisms appear as large gram positive rods in singles, pairs, or serpentine with square ends after Gram staining. Endospores formation are seen as unstained oval or round region within centre of cell. Spores are oval […]

Laboratory diagnosis of Streptococcus pyogenes 4.15/5 (20)

Laboratory diagnosis of Streptococcus pyogenes

Laboratory diagnosis of Streptococcus pyogenes 1. Specimens Throat swab Pus Cerebrospinal fluid Blood Serum for antibody determinant 2. Smear Gram staining Purple color cocci in chain arrangement Not to be confused with Viridans Streptococci from throat swab sample since both have same appreance 3. Culture Culture on blood agar Addition of bacitracin in inoculum: S […]

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