Therapeutic Strategies in Dermatology

Drug Eruptions: Initial Evaluation

Initial Evaluation Introduction Adverse reactions to medications are common, and cutaneous drug eruptions may occur in 3% of all hospitalized patients who are receiving medications. They can represent 1% of consultations in office-based dermatology…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Acute and Chronic Urticaria?

…sually does not have it longer than one to several days. Acute urticaria is evanescent. However, under certain circumstances, the eruption of hives may consist of exacerbations and remissions that last for weeks, months or years, i.e., urticaria reci…

Histologic Diagnosis of Inflammatory Skin Diseases

Urticaria

Urticaria Synonyms Nettle rash Hives Wheals Presentation stereotypical Age and sex Any age, especially young persons, in both sexes Distribution of lesions Localized, as in cold urticaria, regional as in solar urticaria, or widespread as in urtica…

Histologic Diagnosis of Inflammatory Skin Diseases

Urticaria pigmentosa

Urticaria pigmentosa Synonyms Mastocytosis Presentation stereotypical Age and sex All ages and both sexes, but mostly nodules and blisters in infants and children, and mostly macules and papules in adults Distribution of lesions Localized or widespr…

Differential Diagnosis in Dermatopathology

Urticaria vs. Urticarial lesions of bullous pemphigoid

A benign neoplastic process of mast cells. In children the condition manifests itself as papules, nodules, and tumors that urticate upon rubbing, and as blisters; in adults it expresses itself as macules and papules accompanied by telangiectases (te…

Histologic Diagnosis of Inflammatory Skin Diseases

Urticaria

A benign neoplastic process of mast cells. In children the condition manifests itself as papules, nodules, and tumors that urticate upon rubbing, and as blisters; in adults it expresses itself as macules and papules accompanied by telangiectases (te…

Histologic Diagnosis of Inflammatory Skin Diseases

Urticaria pigmentosa

A benign neoplastic process of mast cells. In children the condition manifests itself as papules, nodules, and tumors that urticate upon rubbing, and as blisters; in adults it expresses itself as macules and papules accompanied by telangiectases (te…

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…

A Clinical Atlas of 101 Common Skin Diseases

Drug Eruptions

An inflammatory process that results from the effects of a drug administered systemically, e.g., by ingestion, inhalation, injection, or application rectally, and manifested usually by lesions distributed widely and symmetrically. Any of the many ex…