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Endoscopic submucosal dissection of an anal canal condyloma with a high-grade squamous intraepithelial lesion
Lang Yang1, Xianzong Ma2, Yuan Lv3
1Gastroenterology, The First Medical Center of Chinese PLA General Hospital, China.
Abstract:
A 40-year-old woman underwent colonoscopy and a whitish lesion detected at anal canal at local hospital, the histology of biopsy showed squamous cell high-grade dysplasia. The patient was transferred to our center for treatment because of concerning invasive disease. The test for human immunodeficiency virus was negative. Colonoscopy showed an isolated whitish, slightly elevated lesion with estimated size of 10 × 4 mm on anal canal.
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