If not supported sufficiently, it invariably brings about varus collapse from the fracture or screw penetration through the humeral head. A well-positioned calcar screw, fibular strut graft or a little medial plate can prevent this complication. Over the system of his career at SGH, Dr Chen has correctly used ERAS https://www.theorthopaedicandpainpractice.com/what-is-a-proximal-humeral-fracture/