月经性皮疹:有些妇女逢月经来潮前后,无任何其他病因,在口唇或鼻翼周围出现小米粒状疱疹,有灼热、刺痒感,或在胸背、四肢等部位见到丘疹、红斑、小疱等多形性皮疹,这些皮损与月经周期有明显关系。其原因可能是由于卵巢分泌的孕酮增加所引起的过敏反应,故属变态反应性皮肤病。 Menstrual rash: Some women before and after menstruation, without any other cause, in the lips or nose appear millet herpes around, burning, itching, or in the chest and back, limbs and other parts to see papules, erythema, small blisters and more Shampoo, these lesions have a clear relationship with the menstrual cycle. The reason may be due to increased ovarian progesterone secretion caused by allergic reactions, it is an allergic skin disease.