Fig. 4From: Goblet cell carcinoid of the rectum: a case reportDepressed and protruding lesions were found from the proximal anal canal to the anal verge macroscopically. a The surface was a gray-white mass from the submucosa to the adventitia. b Area surrounded by the red line delineates the well-differentiated adenocarcinoma component the yellow line delineates the goblet cell carcinoid componentBack to article page