Monday, January 9, 2012

Colonoscopy

An 61 year old patient had urinary tract infection. He received antibiotic therapy. He presented later with diarrhea. Colonoscopy was done photograph is given below. What is the Diagnosis?



a) Campylobacter
b) Amebiasis
c) Pseudomembranous colitis
d) Cryptosporidiosis
e) Viral GE



Answer is c) Pseudomembranous colitis

This is classical appearence on colonoscopy. The classic appearance of 2-mm to 10-mm raised yellow nodules is pathognomonic. These lesions are usually discrete but may become confluent plaques in more advanced cases. Usually colonoscopy is not done as it is invasive procedure. Diagnosis is usually made by detecting C.difficale toxins.


Read More aout the condition HERE

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