Thanks for your query.
I can understand the plight you must be going through due to the crooked smile on facial palsy.
I would advise you the following:
The correction of the crooked smile can be corrected by a Cosmetic Surgeon by a corrective procedure, so please get an appointment.
-The results depend upon the duration and the remnant effects .
This is the only procedure and way to get corrected.
I hope this answer helps you.
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