It should be differentiated from cutaneous adnexal neoplasms showing squamoid and ductal features of differentiation.
组织学上主要应与具有鳞状上皮或导管分化的皮肤附属器肿瘤相鉴别。
Conclusions Squamoid eccrine ductal carcinoma is an exceedingly rare low-grade malignant tumor and can recur after excision but do not metastasize.
结论鳞样小汗腺导管癌是一种非常罕见的低度恶性肿瘤,局部切除后可复发,未见转移报道。
Purpose to explore the clinicopathologic characteristics, immunohistochemistry, diagnosis and differential diagnosis of squamoid eccrine ductal carcinoma of the scalp.