David B. Edwards, MD
To the Editor: Collagenous colitis is a relatively rare cause of watery diarrhea and abdominal pain and is characterized histologically by a thickened band of collagen beneath the colonic mucosa epithelium. I report a case of collagenous colitis associated with diffuse histiocytic lymphoma, which responded to sulfasalazine and steroid enemas, even as lymphoma progressed.
A 78-year-old woman with a 1-year history of diarrhea was admitted in February 1988 for a presumed stroke with mild aphasia. In the past year she had had four to five loose stools per day. At admission, cultures of the stool and examination for ova and
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Edwards DB. Collagenous Colitis and Histiocytic Lymphoma. Ann Intern Med. 1989;111:260–261. doi: 10.7326/0003-4819-111-3-260
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Published: Ann Intern Med. 1989;111(3):260-261.
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Print ISSN: 0003-4819 | Online ISSN: 1539-3704
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