A variant of cutaneous mastocytosis which occurs as a single lesion usually in infants. It is found mostly in the wrist and trunk and there is no atypical cytomorphology.

皮肤损害，简称皮损或皮疹，是指在皮肤粘膜上可以看到或摸到的异常表现；可分为原发疹和继发疹两种。是诊断皮肤病的重要依据；许多内脏疾患或全身性疾病也可出现皮损，常是诊断这些疾病的重要依据。

皮损是皮肤因为受外界的病原微生物感染或者是体内的病变而造成的皮肤损伤。

A general term referring to a mild to moderate degree of muscular weakness, occasionally used as a synonym for PARALYSIS (severe or complete loss of motor function). In the older literature, paresis often referred specifically to paretic neurosyphilis (see NEUROSYPHILIS). \"General paresis\" and \"general paralysis\" may still carry that connotation. Bilateral lower extremity paresis is referred to as PARAPARESIS.

黏膜破损是发生于口腔、舌、眼、外阴和肛门黏膜等部位的损害，可与皮肤疾患及全身疾患伴发或独立存在，口腔黏膜疾病范围广泛，实际上已涉及到口腔科、皮肤性病科、耳鼻喉科、内科等多种学科。