Figure 2From: Gastrointestinal metastasis from primary sarcomatoid carcinoma of the lung: a case report and review of the literatureEndoscopic studies of the patient. (A) Duodenum. (B) Gastric antrum. (C) Gastric fundus and cardia. (D) Cecum. (E) Descending colon. (F) Sigmoid. EGD revealed multiple polypoid-like lesions with superficial erosion or ulcer (long arrow). Colonoscopy revealed one 1-cm submucosal tumor with central ulcer at cecum (arrowhead) and multiple nodules with variant size through the whole colon (short arrow).Back to article page