Table 1 Risk of the medial approach
From: Anatomical study for the treatment of proximal humeral fracture through the medial approach
Score | Study subjects (n = 38) N (%) |
|---|---|
0 | 20 (52.63) |
1 | 13 (34.21) |
2 | 2 (5.26) |
 ≥ 3 | 3 (7.89) |
1 point: | Â |
a) AHCA and PHCA originate in common | Â |
b) Musculocutaneous nerve intersects with ACHA | Â |
c) Ratio of PCHA: ACHA < 1.5 |  |
d) Radial nerve cross between ACHA and PCHA | Â |
3. points: | Â |
A. PCHA originated from the DBA | Â |
B. Presence of perforator vessels | Â |