Search Results for: excoriation

Differential Diagnosis in Dermatopathology

Discussions

…by a crust. Because the lesions are so pruritic, evidences of excoriation in the form of erosions, ulcerations, and hemorrhagic crusts are expected. In contrast, papules of lymphomatoid papulosis are not urticarial; rarely do they vesiculate, but the…

Differential Diagnosis in Dermatopathology

Insect "bite" vs. Lymphomatoid papulosis

Papules, nodules, vesicles, and sometimes bullae that develop in response to “bites” of arthropods, among the most common offenders being mosquitoes, bedbugs, and mites of scabies….

Differential Diagnosis in Dermatopathology

Urticaria vs. Urticarial lesions of bullous pemphigoid

Papules, nodules, vesicles, and sometimes bullae that develop in response to “bites” of arthropods, among the most common offenders being mosquitoes, bedbugs, and mites of scabies….

Histologic Diagnosis of Inflammatory Skin Diseases

Eosinophilic folliculitis

…mon: Pruritic papules, some eroded and ulcerated secondary to excoriation. Features differentiating: Pruritic papular eruption of HIV differs clinically from insect “bites” by predilection for the upper part of the trunk, neck, and arms a…