%0 Journal Article %T Generalized Verrucosis on a Background of 3C Syndrome Treated With Subcutaneous IgG Supplementation. %A Fukaura R %A Terashima-Murase C %A Tanahashi K %A Sato Y %A Kawase M %A Kato K %A Akiyama M %J JAMA Dermatol %V 159 %N 12 %D 2023 12 1 %M 37851466 %F 11.816 %R 10.1001/jamadermatol.2023.3801 %X This case report describes a man in his 20s with 3C/Ritscher-Schinzel syndrome who presented to the dermatology department after developing multiple skin lesions.