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Previous Volume 336:1738-1745 June 12, 1997 Number 24 Next

	Since this article has no abstract, we have provided an extract of the first 100 words of the full text and any section headings.

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Presentation of Case

A 78-year-old man was admitted to the hospital because of a stricture of the sigmoid colon.

Five years earlier, a rectal mass had been found on a routine sigmoidoscopic examination. An examination with a flexible sigmoidoscope showed a sessile, slightly lobulated, polypoid mass, 3 cm in diameter, just within the anal sphincter. Microscopical examination of biopsy specimens suggested a solitary rectal ulcer. The carcinoembryonic antigen level was 1.2 µg per liter. A transanal excision of the mass was performed, and microscopical examination of the specimen confirmed the diagnosis of a rectal ulcer. Follow-up examinations with a flexible sigmoidoscope during the . . . [Full Text of this Article]

Differential Diagnosis

Clinical Diagnoses

Dr. Michael V. Seiden's Diagnoses

Pathological Discussion

Anatomical Diagnoses

References

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