| • | AKA heat-induced circumscribed dermal melanosis |
| • | heating pad, radiator, fire place, or laptop computer |
| • | reticulate erythema with or without hyperpigmentation |
| • | legs and buttocks especially |
| • | histology: epidermal atypism, increased elastic fibers (but different from solar elastosis because seen only with elastic stain, not with H&E), ectasias, melanin incontinence |
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