Related Experiment Video
Updated: Aug 12, 2026

Combining Reflectance Confocal Microscopy with Optical Coherence Tomography for Noninvasive Diagnosis of Skin Cancers via Image Acquisition
Published on: August 18, 2022
[Dermatosis cinecienta. A clinico-pathological study of 20 patients (1989-1990)]
L Domínguez Soto1, M E Vega Memije, R Arenas
1Departamento de Dermatología, Hospital General Dr. Manuel Gea González.
Abstract:
Ashen dermatosis (D.C.), or dyschromic perstans erythema, is a chronic dermatosis, which is asymptomatic and practically exclusive in Latin-American countries. Its clinical characteristics have been well defined (blue-gray patches), as well as its nonspecific histopathologic patterns; its etiology is unknown. This paper studies 20 patients suffering from ashen dermatitis. There was a majority of female patients, the dermatosis was disseminated, bilateral and symmetric. It is different from pigmented lichen although the histopathologic patterns is similar.
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