ABSTRACT Choriocarcinomas are usually of gestational, intrauterine and gonadal in origin. Nongestational and nongonadal choriocarcinoma arising in stomach is very rare and has got a bad prognosis with tendency for early metastasis.We present a case of 55 years old male with abdominal pain for one week duration. Clinical examination revealed a mass lesion above the umbilicus. CT scan showed 14 x 11 cm mass in the greater omentum adherent to greater curvature of stomach and transverse colon. Clin.
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机译：摘要绒毛膜癌通常起源于妊娠，子宫内和性腺。胃部发生的非妊娠性和非性腺性绒毛膜癌非常罕见，预后较差，有早期转移的趋势。本例为55岁男性，腹痛1周。临床检查显示脐部上方有肿块。 CT扫描显示大网膜中有14 x 11 cm肿块，粘附于胃和横结肠较大的曲率。临床
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