Classification | Description | Notes |
Type A | Extra-articular | 80% extension-type |
Type B | Intraarticular- Single Column | Isolated condylar, coronal shear, epicondyle) |
Type C | Intraarticular- Both Columns | No part of the joint contiguous with the shaft |
Reference:
AO Foundation: https://www2.aofoundation.org/wps/portal/surgery?showPage=diagnosis&bone=Humerus&segment=Distal