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May 20, 2026

Can Oral Surgery Address Chronic Sinus Problems?

Waking up with a stuffy nose, pressure behind your eyes, and a headache that just won’t quit are all signs of chronic sinus problems. Relief from these symptoms never lasts with allergy medications, nasal sprays, or rounds of antibiotics. What most people don’t realize is that the source of their sinus trouble may not actually be in their sinuses at all. In some cases, the connection runs right through the jaw and upper teeth.

The relationship between oral health and sinus function is closer than it might seem. Our oral surgery treatments at Legacy Oral Surgery Group are designed to address the full picture of a patient’s health, including conditions that overlap between the mouth and the sinus cavities. With over 35 years of combined experience and more than 7,000 patients treated annually, our team understands how dental and sinus issues can be intricately connected.

How Are the Sinuses Connected to Oral Health?

The maxillary sinuses, which are the largest of the four sinus cavities, sit directly above the upper back teeth. The roots of the upper molars and premolars are often in very close proximity to the sinus floor, and in some cases, they even extend into the sinus cavity itself. This anatomical closeness means that infection, inflammation, or structural issues in the upper jaw can affect the sinuses, and vice versa.

What Is Odontogenic Sinusitis?

Odontogenic sinusitis is a condition in which a sinus infection originates from a dental source rather than a respiratory one. According to research published by the National Institutes of Health, odontogenic causes account for a significant portion of chronic maxillary sinusitis cases, yet the condition is frequently misdiagnosed because patients seek help from ear, nose, and throat specialists rather than oral surgeons.

Common dental causes include infected tooth roots, failed root canals, gum disease near the upper back teeth, or a dental implant or bone graft that has inadvertently affected the sinus floor. When the source is dental, standard sinus treatments rarely provide permanent results because the underlying problem is never addressed.

Can Tooth Extractions Cause Sinus Problems?

Yes, in some situations, tooth extractions involving the upper back teeth can create a temporary opening between the mouth and the sinus cavity, known as an oroantral communication. If this is not properly managed, it can lead to persistent sinus infections or discomfort. Our team takes careful steps to identify and close any such openings at the time of extraction to prevent long-term complications.

On the flip side, removing a severely infected upper molar can also relieve sinus pressure that has built up as a direct result of that infection. Patients who have struggled with one-sided sinus symptoms and have a problem tooth in the corresponding area of the upper jaw may find that tooth extraction provides significant sinus relief.

What Role Does a Sinus Lift Play in Oral and Sinus Health?

A sinus lift is a surgical procedure that adds bone to the upper jaw in the area of the molars and premolars to prepare for dental implants. During this procedure, the sinus membrane is gently elevated to create space for the bone graft material. When performed by a skilled oral surgeon, a sinus lift does not damage sinus function and, in certain cases, can actually support better drainage and structural integrity in the area.

Does a Sinus Lift Affect Sinus Function Long-Term?

Most patients who undergo a sinus lift experience temporary congestion or mild pressure for a short period after surgery, which resolves on its own. Long-term sinus function is generally not affected. For patients who already have compromised sinus health due to a failing tooth or inadequate bone structure, addressing those dental issues through procedures like bone grafting can remove the underlying irritant. 

When Should You See an Oral Surgeon for Sinus Symptoms?

Not every sinus problem has a dental origin, but there are signs that suggest an oral surgeon should be part of the conversation. You may want to consult with us if you experience any of the following:

  • Chronic one-sided sinus congestion or pressure that does not respond to standard treatments
  • A history of upper back tooth problems, extractions, or failed root canals on the same side as your sinus symptoms
  • A bad taste or smell in your mouth that coincides with sinus symptoms
  • Sinus issues that developed shortly after a dental procedure involving the upper jaw

If these symptoms sound familiar, a thorough evaluation by an oral surgeon can help determine whether your sinuses and your teeth are working against each other. Identifying an odontogenic source early means faster, more effective treatment with less frustration along the way.

Schedule a Consultation at Legacy Oral Surgery Group

At Legacy Oral Surgery Group, Dr. Nancy Herbst and our team bring more than 25 years of oral and maxillofacial experience to every patient evaluation. We take the time to look at the full picture of how your oral health connects to your overall well-being. If you’ve been dealing with persistent sinus issues and haven’t found answers, we’re here to help you explore whether oral surgery may be the right solution.

Our offices in Union City, Elizabeth, and Staten Island are ready to welcome you. Contact our office to schedule a consultation with Dr. Nancy Herbst and get closer to finding relief.

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