Search Results for: dermatitis herpetiformis-like drug eruption

Histologic Diagnosis of Inflammatory Skin Diseases

Pruritic urticarial papules and plaques of pregnancy

…he assault of arthropods. The differential diagnosis of pruritic urticarial papules and plaques of pregnancy also includes a drug eruption of one type. Time was, not too many years ago, when it was claimed that there were no small number of…

Histologic Diagnosis of Inflammatory Skin Diseases

Leprosy

…20;tubercle” deserves amplification. In classic pathology, tubercles referred to the gross appearance of small, potato-like structures that riddle organs infected by Mycobacterium tuberculosis. The equivalent histopathologic of tubercles in…

Histologic Diagnosis of Inflammatory Skin Diseases

Fixation of the Specimen

…lly worthwhile for diagnosis with specificity of vesiculobullous diseases, e.g., bullous pemphigoid, pemphigus vulgaris, and dermatitis herpetiformis. When diagnosis with precision of a vesiculobullous disease is the goal, a biopsy specimen for…

Histologic Diagnosis of Inflammatory Skin Diseases

Nerves

…from one another. Many inflammatory diseases of the skin are associated with itching; among the most notorious of these are dermatitis herpetiformis, Grover’s disease, and scabies. Scratching is thought to relieve itching by disturbing the…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Focus of Infection?

…nus; 2, lichen simplex (Vidal); 3, herpes simplex; 4, herpes zoster; 5, eczema (neurotic); 6, alopecia areata; 7, dermatitis herpetiformis; 8, scleroderma; 9, vitiligo. Group 3: Those considered in some relation with tuberculosis: 1, erythema…

Histologic Diagnosis of Inflammatory Skin Diseases

Introduction

…lesion or the findings simply do not distinguish, compellingly, among a discrete number of possibilities, for example, among dermatitis herpetiformis, linear IgA dermatosis, and bullous lupus erythematosus. In those situations, direct…

Differential Diagnosis in Dermatopathology

Discussions

…t from those caused by herpesvirus, in which there is a tendency for vesicles to form rapidly and in clusters, as they do in dermatitis herpetiformis and herpes gestationis, neither of which has been shown to be viral in cause. When herpes simplex…

Differential Diagnosis in Dermatopathology

Herpes simplex vs. Vaccinia

Psoriasis is a chronic, immune-mediated polygenic skin disorder affecting approximately 2% of the population. The pathogenesis of psoriasis features an interplay between adaptive and innate immunity centered on interleukin 23 and T-helper 17 cells…