Search Results for: varicella

Therapeutic Strategies in Dermatology

Herpes Simplex: Initial Evaluation

…ng can mimic herpetic lesions (see below). Bullous lesions of impetigo Herpes zoster is caused by dermatomal reactivation of varicella virus and can also result in grouped clear fluid-to-pus-filled vesicles on an erythematous-to-hemorrhagic base. In…

A Clinical Atlas of 101 Common Skin Diseases

Preface

…r’s attention in the photograph’s legend. Some decisions about classification were arbitrary. For example, we chose to place varicella in a chapter with herpes simplex and zoster, rather than with the other viral exanthems, some of which also are…

Therapeutic Strategies in Dermatology

Erythema Multiforme: Key Points

Key Points Erythema multiforme (EM) is a clinical syndrome marked by either target lesions and/or mucosal erosions. It may be idiopathic or seen in association with infections or medications. EM has been reported in association with herpes simplex…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Lymphocytic Vasculitis?

…es on one hand and in the axilla. A lymphocytic vasculitis was evidenced.” Uhoda I, Pierard-Franchimont C, Pierard GE. Varicella-zoster virus vasculitis: a case of recurrent varicella without epidermal involvement. Dermatology…

Histologic Diagnosis of Inflammatory Skin Diseases

Impetigo contagiosa

…ions that have expanded centrifugally. Bullous impetigo is a variant of impetigo contagiosa. Differential diagnosis clinical Varicella is vesicular, rather than pustular or bullous, and favors the trunk. Herpes simplex may mimic impetigo,…

Differential Diagnosis in Dermatopathology

Discussions

…bilicated vesicles grouped on a red base. An individual vesicle of herpes simplex is indistinguishable from one of zoster or varicella, but the three diseases can be differentiated clinically from one another by virtue of distribution of vesicles….

Epidermal multinucleated giant cells are not always a histopathologic clue to a herpes virus infection: multinucleated epithelial giant cells in the epidermis of lesional skin biopsies from patients with acantholytic dermatoses can histologically mimic a herpes virus infection

Epidermal multinucleated giant cells are not always a histopathologic clue to a herpes virus infection: multinucleated epithelial giant cells in the epidermis of lesional skin biopsies from patients with acantholytic dermatoses can histologically mimic a herpes virus infection

…matoxylin and eosin stained sections can be misleading. References 1. Cohen PR. Tests for detecting herpes simplex virus and varicella-zoster virus infections. Dermatol Clin. 1994;12:51-68. 2. Huff JC, Krueger GC, Overall JC Jr, Copeland J, Spruance…

Differential Diagnosis in Dermatopathology

Herpes simplex vs. Vaccinia

…r’s attention in the photograph’s legend. Some decisions about classification were arbitrary. For example, we chose to place varicella in a chapter with herpes simplex and zoster, rather than with the other viral exanthems, some of which also are…

Histologic Diagnosis of Inflammatory Skin Diseases

Farmyard pox

…differentiated from infections by Parapoxvirus (farmyard pox) by methods electron microscopic and virologic. Herpes simplex, varicella, and zoster are characterized by marked ballooning, reticular alteration, and intraepidermal vesicles, but those…