An 11-year-old boy was presented to the orthopedic department with left heel pain for the past six months. The pain worsened with any activity. The X-ray of the left foot with a lateral and frontal view is provided here for your reference.

Based on the X-ray image, what is your most probable diagnosis for this boy? (Answer is posted in the comment section below!)  *This case is from the Editorial team of Docplexus and is meant for educative purposes only. Source : Radiopaedia