Brown Plaque in the Axilla Following Immobilization of the Arm

A 62-year-old woman presented to our clinic for evaluation of a brown plaque in the left axilla of 2 weeks' duration.She had a history of a rotator cuff injury and adhesive capsulitis several months prior that required immobilization of the left arm in a shoulder orthosis for several months.After the sling was removed, she noticed the lesion and reported mild cutaneous pain.Physical examination revealed a 1.5-cm, verrucous, red-brown plaque in the left axillary vault.A shave biopsy of the plaque was performed. WHAT'S YOUR DIAGNOSIS?a. Fox-Fordyce disease b. granular parakeratosis c.Hailey-