The first thing that comes to mind is that the permanent first molar is beginning to erupt. This is normal for his/her age. It may be tender for a while until the cusps break through the gum tissue.
Another possibility is that the last tooth may be infected due to decay and the infection is spreading to the gum immediately behind the tooth. Any qualified dentist should be able to make the proper diagnosis in about two minutes.
See a dentist and let them take a look.
What causes peppery mouth
Abnormal growth of bacteria in the mouth.
swollen lymph node due to infection, usually in the head region.
The oropharynx is located behind the mouth. It stretched from the Uvula to the hyoid bone. It is located between the nasopharynix and the lyarnogpharynix.
Consult a vetrenarian
my baby vomit throught his mouth an nose only in the night what causes that
The oral cavity, or mouth, opens into the oropharynx, the portion of the throat behind the mouth.
Perhaps it is not the water that goes in through your mouth, but your mouth that consumes the water.
irritatin cause by a fixed prosthodontic in the mouth such as a denture or partial that does the mouth properly.
A thyroid nodule can sometimes cause a person to feel some level of discomfort when they swallow. A thyroid nodule is lump in or on the thyroid gland. The thyroid is a butterfly-shaped gland located at the base of the neck, near the Adam's apple.
Fire or heat
rabies