1. The deltoid muscle is small in infants and young children. 婴儿和幼儿的三角肌很小。
2. A tear at the origin of the deltoid muscle is uncommon and usually occurs as a complication of shoulder surgery. 撕裂的起源三角肌是罕见，通常发生的肩部手术后的并发症。
3. In France biopsies are performed in the deltoid muscle whereas in most other countries biopsies are not taken from that muscle. 在法国，活检是在三角肌中取样的；而在其他国家，是在其他肌肉中取样。
4. Lateral descending branch distributes to the area of proximal lateral humerus covered by the anterior part of deltoid muscle. 外侧降支下行分布于肱骨上段外侧面三角肌前部所覆盖区。
5. It has been suggested that there might be a predisposed subset of individuals with impaired ability to clear aluminium from the deltoid muscle. 有人指出，可能有部分个体因清除三角肌内铝的能力受损而更易出现MMF损伤。
