A 20 year old man presented with hemorrhagic colitis. The stool sample grew Escherichia coli in pure culture. The following serotype of E.coli is likely to be causative agent –
Correct Answer: 0157:H7
Description: Ans. is 'a' i.e., 0 157 : H7 . Amongst E. coli, Enterohemorrhagic E. coli causes heamorrhagic colitis and the typical EHEC is serotype 0157: H7. Remember . Few other serotype such as 026 : Hl also belongs to this category.
Category:
Microbiology
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