Search Results for: vesicle

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A Clinical Atlas of 101 Common Skin Diseases

Arthropod Assaults

…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….

Therapeutic Strategies in Dermatology

Varicella & Herpes Zoster: Key Points

…d internal organs, most commonly the central nervous system. The hallmark lesion of primary varicella and herpes zoster is a vesicle or pustule on an erythematous base. In zoster, multiple lesions are grouped and/or present within a dermatomal…

Therapeutic Strategies in Dermatology

Varicella & Herpes Zoster: Initial Evaluation

…al culture (least sensitive but highly specific), direct fluorescent antibody testing, or PCR from a swab from the base of a vesicle. A Tzanck preparation can provide a rapid result (demonstrating the classic multinucleate giant cells), however, is…

Therapeutic Strategies in Dermatology

Varicella & Herpes Zoster: Treatment

…m symptom onset should be considered in patients over 50 (due to increased risk for post-herpetic neuralgia), those with new vesicle formation, concern for cutaneous or visceral dissemination, acute pain, or ocular involvement. Immunocompetent…

A Clinical Atlas of 101 Common Skin Diseases

Dyshidrotic Eczema (Pompholyx, Palmoplantar Eczema)

…apules that rapidly evolve into vesiculobullous lesions. Fox originally described “dyshidrosis” in 1873, as “sago grain-like vesicles” developing on non-erythematous skin of the fingers and toes. He erroneously implied a sudoriferous pathogenesis,…

A Clinical Atlas of 101 Common Skin Diseases

Herpes Simplex, Zoster, and Varicella

…h different strains of herpesvirus and typified when fully developed by tense vesicles, herpes simplex consisting of grouped vesicles on an erythematous base, zoster being made up of vesicles, sometimes hemorrhagic ones, that course along a…

Therapeutic Strategies in Dermatology

Viral Exanthems: Clinical Cases

…ly be confirmed by a negative VZV IgG). Confirmatory testing could include direct fluorescent antibody (DFA) or VZV PCR from vesicle fluid, or histopathology Given the elevated risk of complications (particularly VZV pneumonitis), recommend close…

A Clinical Atlas of 101 Common Skin Diseases

Bullous Pemphigoid and Herpes Gestationis

…tory disease of older people; signs include widespread erythematous macules and patches, urticarial papules and plaques, and vesicles and bullae, the blisters often arising on urticarial plaques. Sometimes lesions are localized, e.g., to the legs….

A Clinical Atlas of 101 Common Skin Diseases

Scabies

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…

A Clinical Atlas of 101 Common Skin Diseases

Fixed Drug Eruption

Circular orange-red-blue macule(s) or patch(es) that often becomes a papule(s) or plaque(s) and vesiculates, healing with hyperpigmentation, and that occurs repeatedly at the very same cutaneous and/or mucous membrane site(s), especially the…

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