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Fitzpatrick's Color Atlas & Synopsis of Clinical Dermatology, 6e
Section 1. Disorders of Sebaceous and Apocrine Glands
Sections: Acne Vulgaris (Common Acne) and Cystic Acne, Acne Picture Gallery, Rosacea, Rosacea Picture Gallery, Perioral Dermatitis, Perioral Dermatitis Picture Gallery, Hidradenitis Suppurativa, Hidradenitis Suppurativa Picture Gallery.
Topics Discussed: sebaceous gland diseases.
Excerpt:
"Very common, affecting approximately 85% of young people.Acnegenic mineral oils, rarely dioxin and others.Lithium, hydantoin, isoniazid, glucocorticoids, oral contraceptives, iodides, bromides and androgens (e.g., testosterone), danazol.Weeks to months.Face, neck, trunk, upper arms, buttocks.Severe cystic acne (Figs. 1-4 and 1-5) with more involvement of the trunk than the face. Coalescing nodules, cysts, abscesses, and ulceration; occurs also on buttocks. Spontaneous remission is long delayed. Rarely, acne conglobata seen in XYY genotype (tall males, slightly mentally retarded, with aggressive behavior) or in the polycystic ovary syndrome.Following systemic or topical glucocorticoids. Monomorphous folliculitis—small erythematous papules and pustules without comedones.S. aureus folliculitis, pseudofolliculitis barbae, rosacea, perioral dermatitis.Improvement occurs over a period of months (2–5) but may take even longer for noninflamed comedones. Topical retinoids are applied in the evening; topical antibiotics and benzoyl peroxide gels are applied during the..."
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