Search Results for: still disease, adult-onset

Differential Diagnosis in Dermatopathology

Pityriasis lichenoides acuta vs. Pityriasis lichenoides chronica

An inflammatory process caused by the acarus Sarcoptes scabiei and consisting of papules, papulovesicles, papulopustules, and vesicles, some arranged in linear or curvilinear tracks (burrows). Sometimes nodules are present, especially in the…

Differential Diagnosis in Dermatopathology


…keratosis histopathologically). In contrast, acanthosis nigricans may be congenital or acquired. Clinically, irrespective of onset, the lesions are smooth rather than rough-surfaced because the stratum corneum is normal, and histopathologically they…