This document presents a case review of a medial ankle sprain in a 16-year-old soccer player. It summarizes the player's history, assessment findings, diagnosis, and treatment plan. The assessment found tenderness of the deltoid ligaments and thickening of the anterior superficial deltoid ligament. The diagnosis was a grade 1 sprain of the deltoid ligament. The treatment plan focused on reducing swelling and pain through exercises and taping, restoring range of motion and strength over 3 phases of rehabilitation, and a gradual return to sport activities.