JAAD Game Changers*: Telangiectasia macularis eruptiva perstans (TMEP): A form of cutaneous mastocytosis with potential systemic involvement

Capsule Summary•There is limited information on systemic involvement in telangiectasia macularis eruptiva perstans, a form of cutaneous mastocytosis.•Telangiectasia macularis eruptiva perstans accounted for 14% of adult patients with cutaneous mastocytosis at 2 referral centers for mastocytosis. Systemic mastocytosis was present in 47% of these patients.•Although selection bias may have affected our analysis, evaluation for systemic involvement...