Linear Skin Defects with Multiple Congenital Anomalies 2, also known as aplasia cutis congenita, reticulolinear, with microcephaly, facial dysmorphism, and other congenital anomalies, is related to linear skin defects with multiple congenital anomalies 3 and orbital cyst. An important gene associated with Linear Skin Defects with Multiple Congenital Anomalies 2 is COX7B (Cytochrome C Oxidase Subunit 7B). Affiliated tissues include skin and lung, and related phenotypes are hypertelorism and short chin