During extraction of the upper first molar, the mesio buccal root is missing and is suspected to have been pushed into the maxillary sinus.
To determine the antral perforation what to do from the following

Question

MedicalMCQ · Accepted Answer

Blow air through the nose with nostrils closed

Answer

Probe the socket to check for perforation

Answer

Enlarge the orifice to retrieve the root piece

During extraction of the upper first molar, the mesio buccal root is missing and is suspected to have been pushed into the maxillary sinus. To determine the antral perforation what to do from the following

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