XXXY syndrome

Pathology: - patent ductus arteriosus Genetics: 45XXXY Clinical manifestations: 1) hypogenitalism 2) mental retardation 3) radial-ulnar synostosis

General

developmental disorder syndrome (multisystem disorder) genetic syndrome (multisystem disorder)

References

Harrison's Principles of Internal Medicine, 13th ed. Isselbacher et al (eds), McGraw-Hill Inc. NY, 1994, pg 1039