Jiangan Zhang, Zhengzhou
概述:
肛门的裂隙
限局的小斑疹,伴黑素增多,但黑素细胞不增多。
皮肤或者黏膜棕色斑疹。
棕色斑疹。
常分布于手、面部,偶累及黏膜。
黏膜黑子、雀斑、晒伤样黑子、PUVA黑子、生殖器黑子和老年黑子。
依据典型临床表现。
需和痣细胞痣、恶性雀斑样痣和其他色素性皮肤病鉴别。
无需治疗。
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