Symptoms of this type of injury include: The axillary nerve supplies sensation and motor function to the deltoid muscle.

Less commonly, the pain—referred to as axillary pain—may be due to an autoimmune or arterial disease, nerve compression, and malignancies like breast cancer. The diagnosis of armpit pain may ...

Occasionally, peripheral nerve injury and neurologic diseases cause weakness of shoulder muscles. Peripheral nerve examples are axillary nerve damage, suprascapular nerve entrapment, and brachial ...

Peripheral nerve injuries are not uncommon in sports. Typically, these are associated with orthopaedic injury (eg, axillary nerve injury with glenohumeral joint dislocation) rather than the ...