What is the cause of the pain in the upper jaw for six months?

The causes of pain in the upper jaw for six months are as follows.
Long-term pain in the upper jaw can be considered to be caused by chronic inflammatory diseases such as sinusitis, tonsillitis, pharyngitis or odontogenic diseases such as periodontitis, periapical abscesses, and vitamin deficiency can also lead to pain in the upper jaw.
If the condition persists for a long time or does not heal, it should be noted that the condition has changed and it is recommended to seek medical attention for accurate diagnosis and treatment as soon as possible to avoid delays.