Therapeutic Strategies in Dermatology

Flushing: Key Points

Key Points Flushing may be associated with a broad spectrum of underlying causes: medications, endocrine disease, neuroendocrine tumors, and neurologic diseases.  It is typically mediated by adrenergic hyperactivity, and only in rare cases is media…

Histologic Diagnosis of Inflammatory Skin Diseases

Rosacea

…aris disseminatus faciei is a papular variant of granulomatous rosacea that, as the name denotes, covers much of the face. Rosacea-like tuberculid is rosacea. Differential diagnosis clinical Acne vulgaris occurs in adolescents in whom papulopustula…

What is Rosacea?

What is Rosacea?

Rosacea is a common inflammatory facial skin disorder classically marked by flushing, facial erythema, inflammatory papules and pustules, and telangiectasias. It typically presents in adults, with prevalence reported as 1 to greater than 20%, with a…

Histologic Diagnosis of Inflammatory Skin Diseases

Lichen planus-like keratosis

Lichen planus-like keratosis Presentation stereotypical Age and sex Older individuals bombarded by rays of the sun for many years Distribution of lesions Sun-exposed sites, especially the chest and shoulders Configuration of lesions Round Individual…

Differential Diagnosis in Dermatopathology

Acne vulgaris, erythematous papule vs. Rosacea, erythematous papule

Papules, nodules, and tumors that, on gross examination, are usually skin colored and, on histopathologic examination, consist of an epithelium-lined sac that contains fluid, cells, or both in the case of true cysts and of cysts that are associated…

Differential Diagnosis in Dermatopathology

Lupus erythematosus profundus vs. Panniculitis-like T-cell lymphoma

Papules, nodules, and tumors that, on gross examination, are usually skin colored and, on histopathologic examination, consist of an epithelium-lined sac that contains fluid, cells, or both in the case of true cysts and of cysts that are associated…

Differential Diagnosis in Dermatopathology

Lichen planus vs. Lichen planus-like keratosis

Papules, nodules, and tumors that, on gross examination, are usually skin colored and, on histopathologic examination, consist of an epithelium-lined sac that contains fluid, cells, or both in the case of true cysts and of cysts that are associated…