Differential diagnosis of red macules, patches, and plaques on the vulva
Differential diagnosis of red macules, patches, and plaques on the vulva
Common
Less common
Rare
Candidiasis
Atopic dermatitis (eczema)
Lichen simplex chronicus
Irritant contact dermatitis
Psoriasis
Allergic contact dermatitis
Lichen planus (papulosquamous form)
Tinea cruris
Perianal streptococcal infection
Squamous intraepithelial lesions:
High-grade squamous intraepithelial lesions
Differentiated vulvar intraepithelial neoplasia
Plasma cell vulvitis
Extramammary Paget disease
Hailey-Hailey disease
Erythrasma
Tinea versicolor
Pityriasis rosea
Steroid dermatitis
The prevalence categories refer to vulvar manifestations of the listed diseases. The relative frequency of each may vary based on the patient population, geography, and type of clinical practice (eg, gynecology, dermatology, or internal medicine).