Klippel-Trénaunay-Weber syndrome

Etymology
Described by the French physicians Maurice Klippel and Paul Trénaunay in 1900, and the German-British physician Frederick Parkes Weber in 1907 and 1918.

Noun

 * 1)  A rare congenital medical condition in which blood vessels and/or lymph vessels fail to form properly. The three main features are nevus flammeus, venous and lymphatic malformations, and soft-tissue hypertrophy of the affected limb.