Freeman-Sheldon syndrome /frē′mən shel′dən/ [Ernest Arthur Freeman, British orthopedic surgeon, 1900–1975; Joseph Harold Sheldon, British physician, 1920–1964] , a congenital anomaly, transmitted as an autosomal-dominant trait, consisting of characteristic flattened, masklike facies; small mouth, the lips protruding as in whistling; deep-set eyes with hypertelorism; camptodactyly with ulnar drift of the fingers; and clubfoot. Also called craniocarpotarsal dystrophy, whistling face syndrome, whistling face-windmill vane hand syndrome.