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What is All the following can lead to damage of the axillary nerve except: and explain in detail?
Ans: C. Improper use of crutches(Ref Apley's* 9/c p282)Improper use of crutches causes radial nerve palsy mostly rather than axillaty nerve injury.Radial Nerve Injury:Very high lesions may be caused by trauma or operations around the shoulder.Due to chronic compression in the axilla.Seen in drink & drug addicts who fall into a stupor with the arm dangling over the back of a chair - Saturday night palsy.In thin elderly patients using crutches - Crutch palsy.Weakness of wrist & hand.Paralysed triceps.Absent triceps reflex.