Kaposiform hemangioendothelioma is a rare, aggressive vascular skin, tissue and bone tumor found in children. Learn more about this condition.
Kawasaki disease is a form of vasculitis, or blood vessel inflammation, that primarily affects children.
Kidney transplant is a surgical procedure performed to replace a diseased kidney with a healthy kidney from another person.
People who play basketball, volleyball, soccer, or football, or who ski are most likely to injure their ACLs when they slow down, pivot or land after a jump.