{Reference Type}: Journal Article {Title}: Generalized Verrucosis on a Background of 3C Syndrome Treated With Subcutaneous IgG Supplementation. {Author}: Fukaura R;Terashima-Murase C;Tanahashi K;Sato Y;Kawase M;Kato K;Akiyama M; {Journal}: JAMA Dermatol {Volume}: 159 {Issue}: 12 {Year}: 2023 12 1 {Factor}: 11.816 {DOI}: 10.1001/jamadermatol.2023.3801 {Abstract}: 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.