—Boehm1 carefully studied the normal human embryo foot at two, three and four months and found interesting parallels to the shape of the club foot. For comparison he prepared the club feet of a 7 months old fetus after the method of Hans Virchow, preserving the topographic position of the bones as they were in the original specimen. The comparison showed that the marked right-sided clubfoot had a great similarity to the embryonic foot of the fifth or sixth week and that the lighter left-sided clubfoot was almost a reflected image of the embryonic foot of the twelfth week. Boehm concluded that the congenital clubfoot represented an arrested development.
Congenital Dislocation of the Hip Joint.
—Krida,2 in discussing a series of thirty-one cases released from fixation dressings in children of an age group up to 3 years, said that twenty-eight might be considered to