Inflammation of the bursa behind the heel is termed Retrocalcaneal Bursitis. Repetitive force or friction over the back in the heel causes the bursa to swell causing heel pain and tenderness, swelling and ankle stiffness. Normally connected with Achilles Tendonitis and Haglunds Deformity.   Gout: Gout is usually a type of https://www.theorthopaedicandpainpractice.com/the-definitive-guide-to-diagnosing-and-treating-ankle-pain-in-singapore/