Download Sinus Infection Hurt Teeth Background. If you suffer from chronic nasal congestion as well as toothaches, the two might be related. A sinus infection, or sinusitis, occurs when viruses or bacteria infect the sinus linings.
Pain in your upper back teeth might be a sign of a sinus infection. Best treatments may involve antibiotics, rest and pain relievers. Sinus infections, and related sinus pressure, can cause toothaches.
Most cases are due to a viral infection and resolve over the course of 10 days.
Pain in your upper back teeth might be a sign of a sinus infection. Your pain may be coming from somewhere other than your choppers. It happens when fluid gets into the sinuses and puts pressure on the upper teeth and both a sinus infection or sinus inflammation (known as sinusitis), can lead to a toothache. Sinusitis is an inflammation of the sinuses that can cause them to get blocked and filled with fluid.