A seven year old boy presented to the emergency department with high grade fever on the previous day. He complained of headache, was disoriented and had projectile vomiting. On examination, the neck rigidity was seen and kernig’s sign was positive. A lumbar puncture was carried out for Gram staining, Culture, complete blood counts and serum biochemistry. Gram staining of CSF showing gram negative cocci, what would be the possible cause of infection?
Correct Answer: Meningococcus
Description: Ans. is 'b' i.e., MeningococcusImage description - It is Gram stain of CSF showing Gram negative oval cocci, arranged typically in pairs, with the adjacent sides flattened. The intracellular presence of Meningococci inside the polymorphs in CSF sample is characteristic finding.
Category:
Microbiology
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