A case of 23-years-old male patient who was referred from an oral surgeon for endodontic treatment of his maxillary left central, Lateral incisors and canine. The patient had a pear-shaped radiolucent lesion between the roots of the lateral incisor and canine, with the widest part of the lesion encroaching over the apices of the involved teeth. All of the three teeth with intact crowns and no history of trauma, and having a healthy vital pulps. Root canal treatment was carried out, one day before the scheduled surgical enucleation appointment-in one visit. The patient did not undergo the surgery. One year later, a radiograph revealed complete osseous repair of the lesion.