R. A. L., aged 26, a white man, a mine executive, referred by Dr. Cunningham Wilson of Birmingham, Ala., to Dr. George Heuer of Cincinnati, with whom I saw him in consultation, March 25, 1927, complained chiefly of pain in the small of the back and stiffness of the calf muscles.
The significant history was that in 1921 while playing basketball he had been struck in the small of the back by another player's knee, and since had suffered from pain in that region. In November of the same year his shin bones became sore and jumping was particularly painful. In the fall of 1922, spasm of the calf muscles began. This appeared not with the initiation of movement but after severe effort. He continued to play basket-ball, as a soreness of the bones was disappearing, but was frequently taken out of the game to massage his