By Gary M. White, MD

Hyperkeratotic Papules

Keratosis Pilaris. Sandpaper-like rough skin on the upper, outer arm of children and young adults.
Keratosis Pilaris


Pigmentary Demarcation Lines. Present occasionally in darker-skinned patients.
Pigmentary Demarcation Lines

Keloid/Hypertrophic Scar

Lupus Profundus


Lupus Panniculitis. Deep-seated nodules on the upper, outer arm.
Lupus Panniculitis

Telangiectatic Macules

Acquired Bilateral Telangiectatic Macules


Photodistributed rashes including:

Photodistributed Drug Eruption

Polymorphous Light Eruption
Polymorphous Light Eruption on the Arm

Solar Urticaria
Solar Urticaria

Cutaneous Lupus Erythematosus

Vaccination Site

Vaccination Reactions


Pityriasis Alba

Tinea Versicolor. Tinea versicolor may be pink, red, brown, or white as shown here.
Tinea Versicolor

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