When the growth plate closes, it is the anatomical neck. The humerus shaft is the long, middle portion of the humerus. It supports the weight of your upper arm. The shaft includes a rough ...

Operative fixation of isolated, closed humeral shaft fractures yielded a mean DASH score of 24.5 at 3-month follow-up. This was compared with a mean DASH score of 39.4 for nonoperative treatment.

Baumann's angle is formed by the perpendicular to the humeral shaft and the line parallel to the lateral condyle. [3] (Fig. 1) This is usually about 15°, but it may vary with gender and ...