Acne Inversa, Familial, 3, also known as acninv3, is related to acne inversa, familial, 1 and acne inversa, familial, 2, with or without dowling-degos disease. An important gene associated with Acne Inversa, Familial, 3 is PSEN1 (Presenilin 1). Affiliated tissues include skin and heart, and related phenotypes are recurrent cutaneous abscess formation and chronic furunculosis