804 
DISEASES OF THE FOOT 
and therefore removes as little as possible from the coronet and, from 
the lateral cartilage, only diseased portions. It is quite certain, never- 
Fig. 305. — Bayer’s operation (third stage). 
theless, that disease processes in the cartilage extend very much farther 
than they appear to do, and that apparently sound portions are either 
Fig. 306.—Bayer’s operation (fourth stage). 
in process of necrosis or very readily become infected after operation. 
Dollar, who has operated many times, prefers to remove the entire 
