作者研究了19例典型的光化性肉芽肿(Actinic granuloma)患者,其中男10例、女9例。结果如下: 一、临床所见: 光化性肉芽肿好发于暴露部位饱经日晒的皮肤,多见于颈部、面部、胸部及臂部。年龄至少30岁,通常在40岁以上。男女发病率相近。本病逐渐发生,开始为淡琥珀色、正常皮色、淡红或暗红色。单发或群集丘疹。以后发展为斑块乃至完整或不完整的环状损害。环的浅表真皮增厚,坚实,边缘光滑,如 The authors studied 19 typical actinic granuloma patients, including 10 males and 9 females. The results are as follows: First, the clinical findings: Actinic granuloma occurs in exposed parts of the sun through the skin, more common in the neck, face, chest and arms. At least 30 years old, usually over 40 years old. The incidence of males and females is similar. The disease gradually developed and began to be light amber, normal skin, reddish or dark red. Single or clustered pimples. Later it develops plaques and even complete or incomplete ring damage. The superficial dermis of the ring is thickened, solid and has smooth edges, such as