Endoscopic Removal of an Uncommon Iatrogenic Foreign Body from the Maxillary Sinus: A Dental Burr

Figure 2

(a, b) Sagittal cuts of CT sinus showing the head of the foreign body pointing anteriorly, most likely due to the change in position during the MRI. (c) 3D reconstructed CT scan paranasal sinus showing the foreign body.

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