PMC7599406_01
Patient's preoperative clinical condition: necrotic bone exposure and purulent exudate in quadrant I.
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No implants had been lost prior to decementation of the prosthesis (Figure 1).
Three-dimensional reconstruction of CT scans that highlighted the detachment of the right hemimaxilla.
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Computerized axial tomography with three-dimensional reconstruction revealed an extensive structural destruction of the right maxillary bone (Figure 2) with fractures and continuous solution of the anterior, inferior, lateral, and medial walls of the maxillary sinus.
The wide bone sequestration of the right hemimaxilla obtained after sequestrectomy.
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Patient's clinical condition at 2-month follow-up visit: persistence of oroantral communication and presence of mucus.
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After 2 months of follow-up, persistence of oronasal antral communication and presence of mucus (discharged from nasal cavity) in the postoperative site were observed (Figure 4).