Key Terms Acrodermatitis continua of Hallopeau Impetigo herpetiformis Pustulosis of the palms and soles Pustules are defined as papular lesions filled with an exudate of acute inflammatory cells. In most…

A recent study found that skin disease affects up to 8% of travelers. Skin disease is the third most common problem of travelers, after diarrhea and respiratory disorders. It is…

Introduction Becoming proficient and knowledgeable about skin disease involves the accumulation of experience, but there are certainly pearls that can be shared to expedite the process. For example, even before…

Key Terms Polymorphous Light Eruption Polymorphic light eruption Systemic Lupus Erythematosus Bullous systemic lupus erythematosus Discoid lupus erythematosus Lupus hair Discoid Lupus Erythematosus Chronic cutaneous lupus erythematosus Hypertrophic discoid lupus…

Key Terms Community-Acquired Methicillin-Resistant Staphylococcus aureus Carbuncle Furuncle Dissecting Cellulitis of the Scalp Hoffman disease Perifolliculitis capitis abscedens et suffodiens An abscess results from a neutrophilic host response to something…

Key Terms Red, white, and blue sign Chancre Eschar Pyoderma Necrotic and ulcerative disorders encompass a wide variety of disease, ranging from infections to autoimmune to vascular conditions. There are…

Key Term Erythema chronicum migrans Annular and targetoid lesions are distinct clinical configurations that include many common disorders, such as dermatophyte infections, granuloma annulare, various reactive conditions, and even serious…

Sporotrichoid disorders, sometime also termed nodular lymphangitis, are defined as nodular abscesses that spread along lymphatics, away from a primary inoculation site. Streaking erythema, along lymphatics, may or may not…

Epidermal Nevus Syndrome Nevus unius lateralis Systemized epidermal nevus Linear and serpiginous presentations of skin disease represent distinctive patterns that are so unique that a diagnosis can often be made…

Key Terms Erythema Induratum Nodular vasculitis Lupus Panniculitis Lupus erythematosus panniculitis Lupus profundus Subcutaneous Granuloma Annulare Deep granuloma annulare Pseudorheumatoid nodules Rheumatoid Nodules Rheumatoid nodulosis syndrome Subcutaneous diseases include those…