Gastric Hepatoid Carcinoma Presenting Initially as GIST on CT Scan.

摘要: CASE REPORT A 67-year-old male smoker with history of atrial fibrillation status post-ablation and multiple cardioversions, COPD, diabetes presented shortness breath. Work-up chest x-ray showed left lower lobe infiltrate. His computer tomography (CT) scan infiltrate chronic inflammatory changes at the lung bases. There was also an incidental finding a 10 12 cm upper quadrant heterogeneous mass continuity stomach no definite pancreas, considered likely to be GIST (Figure 1). The patient had symptoms nausea, vomiting, abdominal fullness, or earlier satiety. last colonoscopy about 3 years prior where benign polyps were removed. He never esophagogastroduodenoscopy. CT consistent tumor, so elective surgical resection planned after he recovered from his pneumonia cardiac clearance. underwent partial gastrectomy diaphragm because tumor invaded part diaphragm. specimen’s gross margin negative for malignancy. final pathology revealed carcinoma hepatocellular features that attached serosa 2). Immunohistochemical stainings positive AFP markers CK8/18 HepPar (Figures 3A, 3B). Contrast abdomen pelvis venous phase did not show any liver mass. Therefore, hepatoid carcinoma. recovery complicated by events. then small spontaneous pneumothorax managed conservatively observation oxygen. slipped into persistent required repeat cardioversion. postoperative ileus short-lived. Eventually improved able tolerate regular diet before discharge.