Treatment of Porokeratosis Ptychotropica With UpadacitinibJAMA DermatologyOctober 1, 2025n=1馃攳The patient experienced substantial improvement in symptoms with upadacitinib.Key findingcategory路DermatologyLimited evidencecondition路Porokeratosis Ptychotropicastudy design路Case Reportgeneric路Upadacitinib