This case is presented because it brings to the fore many questions which form the foundations of a worth while discussion.
REPORT OF CASE
L. G., a youth aged 21, while playing softball was struck on the left side of the chest by the ball at approximately 9: 30 p. m. There was no immediate effect. Walking home one hour later, he felt a heavy pressure "in his breastbone." Pain was absent. He usually ate a sandwich before retiring but on this occasion went directly to bed because of slight