Axillary Nerve

A: axillary nerve injury — shoulder drop, paraesthesia over the "regimental badge" area of the arm

What our notes say

A: axillary nerve injury — shoulder drop, paraesthesia over the "regimental badge" area of the arm (Aponeurosis — Anatomy Question Bank)
Clinical result of axillary nerve injury: deltoid paralysis and "regimental badge" sensory loss (Aponeurosis — Anatomy Question Bank)

Study material on Axillary Nerve

Aponeurosis — Anatomy Question Bank

Images

Q18 - shoulder drop (A) and wrist drop (B)

Q4 - probe tagging a nerve at the shoulder

Q15 - humerus with the surgical neck pinned

Posterior view of the humerus with A, B, C labelled