Figure 3.

Coronal slices of CT scan with sinus opacification and sequestrum formation (A) and (B). Axial slices of the contrast enhanced CT scan and show involvement of maxillary sinuses and nasal turbinates (C) and (D). An axial slice of HRCT of chest showing post-COVID fibrosis (E). A clinical picture showing non-healing extraction sockets and necrotic bone in the maxilla, the rest of the teeth present were grade I mobile (F). OPG of the same patient showing sinus involvement, thickening of the lamina dura of the extraction sockets in the anterior maxilla (G).