Widespread hyperpigmented and hyperkeratotic plaques following lines of Blaschko

[Palmoplantar hyperkeratotic plaques].

Hyperkeratotic Plaques on Hands.

Previously published Photo Quizzes are now featured in a mobile app. Get more information at http:// www.aafp.org/afp/apps. A 10-year-old boy presented with a rash on both hands that had been present for at least several weeks. He had not worn any new gloves or other clothing. He had received a new video game at Christmas about five months prior and had played it for at least three to four hour...

Hyperpigmented Plaques on the Feet.

Previously published Photo Quizzes are now featured in a mobile app. Get more information at http:// www.aafp.org/afp/apps. A 33-year-old man presented with asymptomatic blue-gray lesions on both feet. The lesions started developing six months earlier, getting darker and larger over time. He was using naproxen, tretinoin cream (Retin-A), and oral minocycline (Minocin). Physical examination reve...

Linear chronic discoid lupus erythematosus following the lines of Blaschko.

Linear chronic discoid lupus erythematosus is a rare manifestation of cutaneous lupus in which erythematous, atrophic, dyschromic lesions are located along the lines of Blaschko. This report describes the case of a 15-year old boy with a 2-year history of discoid, erythematous, hyper and hypopigmented lesions with central atrophy, situated along the lines of Blaschko on his right arm. Histopath...

Lichenoid chronic graft-vs-host disease following Blaschko lines.

1. Kazakov DV, Burg G, Kempf W. Clinicopathological spectrum of mycosis fungoides. J Eur Acad Dermatol Venereol. 2004;18:397--415. 2. Nashan D, Faulhaber D, Ständer S, Luger TA, Stadler R. Mycosis fungoides: A dematological masquerader. Br J Dermatol. 2007;156:1--10. 3. Kodama K, Fink-Puches R, Massone C, Kerl H, Cerroni L. Papular mycosis fungoides: a new clinical variant of early mycosis fung...