Rare Periodontal Ligament Drainage for Periapical Inflammation of an Adjacent Tooth: A Case Report and Review of the Literature

Figure 2

Radiographs. (a) Radiograph at the initial visit showing a large periapical lesion associated with tooth 45, measuring 14 × 15 mm in diameter. (b) A periapical radiograph of tooth 29 and tooth 30 to observe and record the immediate postoperative situation. (c) Radiograph after 3 months showing a decrease in the size of the periapical radiolucency to 13 × 14 mm in diameter and some material implanted seemed to be absorbed. (d) Radiograph after 7 months showing an apparent decrease in the size of the radiolucent area to 4 × 5 mm in diameter.

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