Disseminated Granulomatous Perifollicular Dermatosis With Comedones: A Follicular Variant of Lichen Nitidus or a New Entity?

We report a case of a 57-year-old male patient presenting clinically numerous acquired disseminated follicular papules and comedones, showing isolated perifollicular sarcoid-like granulomatous inflammatory infiltrates at the histological examination. These lesions experienced a complete spontaneous resolution after several months. The possibility that this disseminated, epithelioid, granulomatous, perifollicular dermatosis may represent an isolated follicular variant of lichen nitidus or a previously nonreported skin disorder is discussed.
Source: The American Journal of Dermatopathology - Category: Pathology Tags: Extraordinary Case Report Source Type: research