Several months ago a woman, aged 50, and her daughter, aged 9, were examined in the orthopedic clinic at Harper Hospital. The mother had a bilateral absence of the radius with club hand deformity and rudimentary thumbs. The daughter had an exactly similar deformity of the right hand. The left hand of the daughter, however, had no thumb and there was a synosteosis between the radius and the ulna just distal to the elbow joint.
During the examination, cervical ribs were palpated in the neck of the mother, and roentgenograms revealed well developed cervical ribs in both mother and daughter, as shown in figure 2.
The finding was so striking that two patients with club hand previously seen were brought back for roentgen examination, and both were found to have cervical ribs.
A baby about 3 months old was recently seen for the first time in the clinic and showed