伴破骨细胞样巨细胞的胰腺未分化癌CT及MRI表现1例并文献复习

CT and MRI findings of undifferentiated carcinoma with osteoclast-like giant cells of the pancreas:report of one case and literature review

病例女,56岁,因后背部疼痛不适6月,伴上腹部疼痛不适1月入院。病人自发病以来体质量下降10 kg。实验室检查(括号内为正常参考范围):总胆红素9.4(3.4~17.1)umol/L,血淀粉酶51(1~188)IU/L,癌胚抗原0.64(0~3.4)ng/mL,甲胎蛋白1.37(0.5~5.5)ng/mL,糖类抗原CA19-96.6(<37)U/mL。影像学检查:CT平扫显示胰头区一类圆形囊实性肿物,实性部分CT值约62 HU,囊性部分CT值约28 HU,病灶内可见线条状钙化影,CT值约94HU。病灶大小约7.0 cm×6.5 cm,与邻近十二指肠降部分界不清。