Kabuki Syndrome is a very rare pediatric congenital disorder characterized by multiple congenital anomalies and mental retardation.
Kaposi's Sarcoma is a tumor caused by Human herpesvirus 8 (HHV8).
Kawasaki Disease is a rare form of vasculitis characterized by high fevers, rash, swelling of lymph nodes in the neck and pain.
KBG Syndrome is a rare genetic disorder characterized by short stature, mental retardation and abnormal development of various bones.
Kearns-Sayre Syndrome is a rare disorder caused by a 5,000 base deletion in the mitochondrial DNA.
Kennedy's Disease is a rare neuromuscular disease involving the mutation of the androgen receptor.
Keratoconus is an eye disorder in which structural changes within the cornea cause it to thin and become more conical.
Kienbock's disease is a wrist disorder caused by the breakdown of the lunate bone.
Kikuchi's disease is a rare non-cancerous enlargement of the lymph nodes.
Kleine-Levin Syndrome is a rare disorder characterized by the need for excessive amounts of sleep.
Klinefelter's Syndrome is a rare genetic condition caused by a chromosome aneuploidy.
Klippel-Feil Syndrome is a rare disorder characterized by the fusion of any 2 of the 7 cervical vertebrae.
Klippel-Trenaunay Syndrome is a congenital circulatory disorder characterized by hemiangiomas, arteriovenous abscesses, and varicose veins, usually on the limbs.
Krabbe Disease is a rare disorder that affects the myelin sheath of the nervous system.