Hi,Dear,Good Morning and Thanks for your query to my virtual Clinic At HCM.
I studied your query in depth and understood your concerns .
Causes for painful lump on upper jaw as follows-
Mostly they are - could be
Maxillary Sinusitis with Bells
palsy attack
Treatment-
Tab-NSAIDs -like Voltaren
Tab-
Amoxycycline 250 mg x three times a days
Xray of the Maxilla on the left and CT study of the
tumor cheek bone is advisable.
Dental Surgical opinion and treatment according to cause of the lump is advisable.
Don't worry of them,as they could be relieved with proper treatment.
This would help you for planning treatment with your doctor.
Hope above reply would help you to relieve of the issue you have.
Welcome for any further query to ME and HCM.
Wishing you a Fast Recovery.
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With Regards
Dr.Savaskar