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116591 Unknown

A 60-year-old male, a known case of COPD with hea failure was admitted with the complaints of shoness of breath and symptoms of right sided hea failure. He was catheterized and staed on treatment. After 8 days, he complained of pain in the right flank region, along with high grade fever with rigor. On examination it was observed that the urine in the catheter was cloudy and patient was also having pain in the urethral region. Urine R/M and culture studies were immediately sent. USG abdomen revealed pyelonephritis of the right kidney. Urine studies revealed increased WBCs in the urine sample. The organism was isolated, Gram staining was done. It showed tiny deep pink colonies on MacConkey agar. Colonies produced on tellurite agar are given below. The organism was heat resistant and could grow in 40% bile, 6.5% NaCl and at pH of 9.6. To which of the following drugs is the organism intrinsically resistant to: –

ACephalosporins
BAminoglycosides
CVancomycin
DLinezolid
Unknown
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116593 Microbiology

In a school, a child had an abscess on the lower leg, Swab taken revealed gram-positive beta-hemolytic streptococci, and these were bacitracin sensitive. School physician observed that similar organism was isolated from throats of many other children. Which of the following is true statement with regards to this patient

ADifference in surface protein can differentiate the pathogenic bacteria from the pharyngeal culture bacteria
BComponent C carbohydrate can differentiate the pathogenic bac teria from the throat culture bacteria
CMEG 3 positive are throat culture streptococci
DDepending on M protein the cutaneous pathogenic bacteria can be differentiated from the pharyngeal culture bateria
Microbiology
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