<unk>  is a rare autosomal dominant, caused by a mutation in the protein tyrosine phosphatase non-receptor type 11 gene.  Many systems can be involved, mostly involving the skin, skeletal and cardiovascular systems, but in other cases they are absent.  The word<unk>  is an acronym for the major features of this disorder, including multiple Lentigines, EKG abnormalities, Ocular hypertelorism, Pulmonic stenosis, Abnormal genitalia, Retardation of growth, and sensorineural Deafness
Leopard syndrome
Boyd-Stearns syndrome
Heerfordt syndrome
Patau syndrome
Favre-Racouchot syndrome
Sly syndrome
Stauffer syndrome
Kearns–Sayre syndrome