verruca plana senilis


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ac·tin·ic ker·a·to·sis

a premalignant warty lesion occurring on the sun-exposed skin of the face or hands in aged light-skinned persons; hyperkeratosis may form a cutaneous horn, and squamous cell carcinoma of low-grade malignancy may develop in a small proportion of untreated patients.

verruca plana senilis

(1) Seborrhoeic keratosis, see there.
(2) Actinic keratosis, see there.