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美克尔细胞瘤是一种罕见的神经内分泌肿瘤,起源于真皮。其典型皮肤损害呈粉红或灰色,极少形成溃疡。对其组织学变及超微结构已有详尽报道。该瘤生物学行为与恶性黑素瘤相似。本文着重回顾分析234例美克尔细胞瘤的临床表现、影响预后的因素,
Meck cell tumor is a rare neuroendocrine tumor that originated in the dermis. Its typical skin lesions are pink or gray and rarely form ulcers. His detailed histological changes and ultrastructure have been reported. The biological behavior of this tumor is similar to that of malignant melanoma. This article focuses on the retrospective analysis of the clinical manifestations and prognostic factors of 234 cases of Merkel cell tumors.