Orthopaedics A 21 year male with fracture surgical neck humerus presented with regimental badge sign and difficulty in abduction, most likely to be injured A Ulnar nerve injury B Axillary nerve injury C Klumpke's paralysis D Supraclavicular nerve injury 💡 Explanation A 21 year male with fracture surgical neck humerus presented with regimental badge sign and difficulty in abduction, most likely to be injured ✓ Correct Answer: B. Axillary nerve injury