PMC7341431_01
Starting clinical situation.
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She presented a fistula in correspondence of tooth 2.2 (Figure 1), and with an X-ray, it was possible to see the previous endodontic treatment and a radiolucent lesion greater than 1.5 cm in diameter (Figure 2).
Starting X-ray.
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fig2
She presented a fistula in correspondence of tooth 2.2 (Figure 1), and with an X-ray, it was possible to see the previous endodontic treatment and a radiolucent lesion greater than 1.5 cm in diameter (Figure 2).
Starting CT.
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A computed tomography was performed (Figure 3).
Preparation of the flap.
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The flap produced had been carried out at partial thickness in order to ensure the greatest possible mobility (Figure 4).
Endodontic surgery.
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K-files with sequence 15-20-25 taper 0.2 were used at first, then Pro file (Procad, Karlsruhe, Germany) from file 15 to file 40 (Figure 5).
Bone curettage.
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The root canal was closed with MTA (Dentsply Maillefer, Pennsylvania, USA) (Figure 6).
Membrane of a mixture of fibrin and poor plasma created.
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Positioning of the membrane.
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Membrane positioned.
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Final suture.
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Postoperative X-ray.
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An X-ray was performed (Figure 11).
Healing after 3 months, clinical situation.
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After 2 months, the apical lesion completely healed (Figure 12).
Healing at 6-month follow-up, X-ray.
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Follow-up at 2 and 6 months and 4 years demonstrated the success of the treatment (Figures 13 and 14).
X-ray at 4-year follow-up.
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Follow-up at 2 and 6 months and 4 years demonstrated the success of the treatment (Figures 13 and 14).