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患者女,40岁。右颞部褐色结节1年余。皮肤科情况:右颞部可见约1.2cm×1.2cm大小褐色角化性结节,中心呈脐形凹陷,表面不光滑,无红肿、破溃,边界清楚,质地较硬。皮损组织病理学检查示:表皮角化过度,杯状凹陷内充有角栓,棘层肥厚,凹陷内可见角化不良细胞,即圆体和谷粒。诊断:疣状角化不良瘤。
Female patient, 40 years old. Right temporal brown nodules more than 1 year. Dermatology: right temporal visible about 1.2cm × 1.2cm size brown keratinized nodules, the center was umbilical sag, the surface is not smooth, no swelling, ulceration, the border is clear, the texture is hard. Histopathological examination of the lesion revealed that the epidermis was hyperkeratotic, the cup-shaped depression was filled with corner pins, and the stratum spinosum was hypertrophic. The keratinocytes were seen in the dents, that is, round bodies and grains. Diagnosis: verrucous keratosis dysplasia.