Better add two cc. of cortisone to the transfusion."  Hanson tried to sit up, but his arms refused to bear his weight.
Hanson's arms were broken, but making a swift recovery. 
mnli hypothesis: Hanson's arms were broken, but making a swift recovery.  premise: Better add two cc. of cortisone to the transfusion."  Hanson tried to sit up, but his arms refused to bear his weight.