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(a, b) Dystrophic changes of patient's fingernails and toenails in his physical examination. (c) Faint hyperpigmentation of patient's palms. (d) Lower endoscopy had revealed diffuse, reddish sessile polypoid lesions throughout the colorectal, 2 mm to 19 mm in size, but with normal-appearing surrounding mucosa. This group of polypoid lesions is in the descending colon. (e) Microscopic pictures of sessile polyps showed adenomatous changes with stromal edema and dilated glands.
