knee, and one or both knees are in a hyperextended position. One knee may be held in a normal position, but when the weight of the body is shifted, that knee-joint wilL¿spring backward. The position of the feet is more pronated than normal,_and the scaphoid is prominent and low. In most of the cases, especially in a well-marked case, there is a good deal of lordosis of the lumbar spine and a prominent abdomen, and the shoulders are generally rounded and the head is held forward. The spinal

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... es are prominent and sometimes held in spasm. When the child is