Figure 2.

Frequency of dermatologic conditions studied in included manuscripts. Autoimmune conditions included systemic sclerosis, vitiligo, alopecia areata, juvenile dermatomyositis, pemphigus, lichen sclerosus, and cutaneous lupus erythematosus. Genetic conditions included albinism, epidermolysis bullosa, and erythropoietic protoporphyria. Other conditions included hidradenitis suppurativa, mycosis fungiodes, actinic keratosis, cutaneous T-cell lymphoma, chronic urticaria, contact dermatitis, chronic severe skin disorder, treatment-induced cutaneous toxicities, and a diagnosed skin disease.