新生儿颈部软骨间叶性错构瘤1例并文献复习

Neonatal cervical chondromesenchymal hamartoma:a case report and literature review

软骨间叶性错构瘤起源于中胚层,含有间质和软骨的混合成分,多为良性,是具有自限性增生的一种非肿瘤性软骨病变。本文报道1例新生儿颈部软骨间叶性错构瘤,临床表现以窒息、急性呼吸窘迫为主,影像学表现常与恶性肿瘤相似,治疗主要是全身麻醉下手术根治性切除,术后病理确诊为软骨间叶性肉瘤,免疫组织化学显示:Catenin(-),MDM2(+),CDK4(-),H3K36M(+),Myogenin(-),SMA(-).现对本病例的临床特征和诊治经过进行报告及相关文献复习。

Cartilage mesenchyme hamartoma originates from the mesoderm and contains a blend of interstitium and cartilage,which is mostly benign tumor and is a non-neoplastic cartilage lesion with self-limiting hyperplasia.This article reports a infant with cervical chondromesenchymal hamartoma in the neck,the main clinical manifestations of which are asphyxia and acute respiratory distress,and the imaging features are often similar to those of malignant tumors.Radical resection operation under general anesthesia is the main treatment method,and the postoperative pathological diagnosis was cartilage mesenchyme,and immunohistochemistry showed Catenin(-),MDM2(+),CDK4(-),H3K36M(+),Myogenin(-),SMA(-).The clinical characteristics and diagnosis and treatment process of this case are reported and related literature is reviewed.