A 23 year-old female with anemia presented with several episodes of fresh blood in the stools. During elective colonoscopy, a 5 cm sessile polyp located 15 cm from the anal verge was discovered and partially excised. Histopathological examination showed an adenomatous polyp with high-grade dysplasia and small foci of adenocarcinoma , consequently the patient was qualified for laparoscopic anterior resection of the rectum. During the laparoscopic procedure, diffuse black discoloration of the parietal peritoneum, greater omentum (Fig. 1), mesenteric lymph nodes and ovaries was discovered. Because of the suspicion of advanced metastatic intraperitoneal melanoma, biopsies of the lesions were taken and the laparoscopic anterior rectal resection was postponed.


Pełna treść artykułu...