What This Guide Covers and Who It Is For
This guide explains how gum disease can cause tooth pain and how to tell it apart from other causes. It is written for anyone who has tooth pain and suspects their gums may be involved.
Many people assume tooth pain always means a cavity. That is not always the case. Gum disease, also called periodontal disease, can produce pain that feels like it is coming from inside a tooth when the real source is the gum and bone tissue around it. [1]
You will learn the specific ways gum disease creates pain, how to distinguish gum-related pain from decay-related pain, what treatment looks like, and when to see a periodontist. A periodontist is a dentist who has completed additional years of training focused on the gums, bone, and other structures that support your teeth. You can learn more about this specialty on the periodontics page.
How Gum Disease Causes Tooth Pain
Gum disease creates tooth pain by damaging the tissues that hold your teeth in place. The pain can come from several different mechanisms, and more than one can happen at the same time.
Root Exposure from Gum Recession
Gum recession is one of the most common ways gum disease causes tooth pain. When gum tissue pulls away from a tooth, it exposes the root surface underneath.
The root of a tooth is not protected by hard enamel like the crown is. Instead, it is covered by a thinner layer called cementum. Beneath that layer are thousands of tiny tubes, called dentinal tubules, that connect directly to the nerve inside the tooth. When hot, cold, or acidic foods reach these tubes, they trigger a sharp, brief sting or a lingering ache. [1]
Recession can happen gradually, so you may not notice your gums have changed until the sensitivity becomes hard to ignore. Brushing too hard can contribute to recession, but gum disease is a major cause because the infection breaks down the attachment between gum and tooth.
Periodontal Abscess
A periodontal abscess is a pocket of pus that forms in the gum tissue next to a tooth. It happens when bacteria get trapped in a deep gum pocket and the body's immune response produces swelling and pressure.
This type of abscess can cause intense, throbbing pain that may feel like it is coming from the tooth itself. The gum near the tooth may look red, swollen, or have a visible bump. You might also notice a bad taste in your mouth if the abscess drains on its own. [1]
A periodontal abscess is different from an abscess that starts inside the tooth (called a periapical abscess). The treatment depends on where the infection started. This is one reason an accurate diagnosis matters so much.
Bone Loss and Tooth Mobility
Advanced gum disease destroys the bone that supports your teeth. As bone is lost, teeth can become loose or shift position. [1]
A loose tooth can hurt when you chew because the tooth moves more than it should under biting force. The ligament around the tooth root, called the periodontal ligament, becomes inflamed and sore. This pain is typically dull and aching. It gets worse when you eat and may improve when you rest your jaw.
Bone loss from gum disease is not reversible on its own. However, treatment can stop further loss in many cases and, in some situations, regenerative procedures can help rebuild a portion of the lost bone.
How Gum-Related Pain Differs from Cavity Pain
Telling the difference between gum-related pain and decay-related pain can be tricky, even for dental professionals. Here are some general patterns that may help you describe your symptoms more clearly.
Pain from gum disease tends to be dull, aching, or pressure-like. Sensitivity to hot and cold is common, especially along the gumline. The pain may affect more than one tooth at a time because gum disease often involves multiple sites. You may also notice bleeding when you brush or floss, persistent bad breath, or gums that look puffy or have pulled away from your teeth. [1]
Pain from tooth decay is often sharper and more localized to one tooth. It may be triggered by sweet foods in addition to temperature changes. Biting down on the affected tooth can produce a distinct, sharp jolt. If decay reaches the nerve inside the tooth, the pain can become severe and constant. [2]
These patterns are guidelines, not rules. Some patients have both gum disease and decay at the same time. A proper exam with X-rays and periodontal probing is the most reliable way to identify the true source of your pain.
What You Should Know About Gum Disease and Tooth Pain
Gum disease affects people of all ages, though risk increases as you get older. Knowing the risk factors and stages can help you take action sooner.
Stages of Gum Disease
Gum disease has two main stages. The first stage is gingivitis. Gingivitis means inflammation of the gums. Your gums may bleed when you brush or floss, and they may look red or swollen. At this stage, there is no bone loss, and the condition is typically reversible with improved oral hygiene and professional cleaning. [1]
The second stage is periodontitis. This is when the infection has spread below the gumline and started to destroy bone and the attachment fibers that hold teeth in place. Periodontitis is classified as mild, moderate, or severe depending on how much bone has been lost. Pain is more likely in moderate to severe cases, but some people have significant bone loss with little or no pain. [1]
The fact that gum disease can be painless in its earlier stages is one reason it is sometimes called a "silent disease." By the time pain appears, the disease may have progressed significantly.
Who Is at Higher Risk
Several factors raise your risk for gum disease. Smoking and tobacco use are among the strongest risk factors. Diabetes, especially when blood sugar is not well controlled, significantly increases susceptibility to gum infections. [1]
Other risk factors include hormonal changes during pregnancy, certain medications that reduce saliva flow, genetic predisposition, and conditions that weaken the immune system. Stress can also play a role by reducing your body's ability to fight infection.
If you have one or more of these risk factors and are experiencing tooth pain, gum disease should be considered as a possible cause.
Why Correct Diagnosis Matters
Misdiagnosis can lead to the wrong treatment. If gum disease is causing your pain and the problem is treated as if it were a cavity or a nerve issue, the pain may continue or come back.
For example, a tooth with a periodontal abscess may be mistakenly treated with a root canal. Root canal therapy treats infection inside the tooth. It will not resolve an infection in the surrounding gum and bone. The reverse is also true. A tooth with an infected nerve will not get better with periodontal treatment alone.
In some complex cases, a tooth can have both a periodontal problem and a nerve problem at the same time. Dental professionals refer to this as an endo-perio lesion. Treating these cases often requires coordination between a periodontist and an endodontist (a specialist who treats the inside of the tooth).
What to Expect During a Periodontal Evaluation
A periodontal evaluation involves a detailed exam of your gums, bone, and tooth stability. It typically takes 30 to 60 minutes.
The Exam Itself
The periodontist or hygienist will use a small measuring instrument called a periodontal probe. They gently slide it between each tooth and the gum to measure the depth of the space, called a sulcus or pocket. Healthy pockets are typically 1 to 3 millimeters deep. Deeper pockets suggest bone loss and active disease. [1]
They will also check for bleeding when probing, gum recession, tooth mobility, and changes in how your teeth fit together when you bite. X-rays, often a full-mouth series, help the specialist see how much bone surrounds each tooth root.
If you are experiencing tooth pain, be as specific as possible about when it started, what triggers it, and where you feel it. These details help the specialist distinguish between gum-related pain and other causes.
Non-Surgical Periodontal Therapy
For early to moderate gum disease, the first line of treatment is typically scaling and root planing. This is often called a deep cleaning. It involves removing plaque and hardened deposits, called calculus or tartar, from below the gumline. The root surfaces are then smoothed to help the gum tissue reattach. [1]
This procedure is usually done under local anesthesia to keep you comfortable. It may be completed in one visit or split across two to four visits depending on how many areas are affected. Most patients experience some soreness and sensitivity for a few days afterward.
After scaling and root planing, you will typically return for a follow-up evaluation in four to six weeks. The periodontist will re-measure your pockets to see how much healing has occurred. In many cases, pockets become shallower and bleeding decreases significantly.
When Surgery May Be Needed
If non-surgical treatment does not fully resolve the disease, surgical options may be recommended. Flap surgery, also called pocket reduction surgery, involves lifting the gum tissue to access and clean the root surfaces and bone underneath. The tissue is then repositioned to reduce pocket depth.
In cases with significant bone loss, regenerative procedures may be considered. These can include bone grafts, guided tissue regeneration membranes, or growth factor proteins that encourage the body to rebuild lost bone and attachment.
Gum grafting may be recommended when recession has exposed root surfaces and is contributing to sensitivity or pain. A graft uses tissue, often from the roof of your mouth or a donor source, to cover the exposed root.
Cost Factors for Periodontal Treatment
Periodontal treatment costs depend on the severity of disease and the type of procedures needed. Costs vary by location, provider, and case complexity.
Scaling and root planing is typically billed per quadrant of the mouth. Each quadrant may range from $150 to $350. If all four quadrants need treatment, the total typically falls between $600 and $1,400. Some periodontists also apply locally delivered antibiotics into deep pockets, which adds to the cost.
Periodontal surgery costs more. Flap surgery may range from $500 to $1,500 per quadrant. Bone grafting and regenerative procedures can add $250 to $1,200 or more per site. Gum grafting procedures may range from $600 to $2,000 per area treated. These ranges are approximate and will vary.
Many dental insurance plans cover a portion of periodontal treatment, including scaling and root planing and sometimes surgical procedures. Coverage limits, waiting periods, and annual maximums vary widely between plans. Contact your insurance provider before treatment to understand your specific benefits. Some periodontists also offer payment plans to help spread costs over time.
When to See a Periodontist vs. a General Dentist
You should see a periodontist when gum disease is the suspected cause of your tooth pain, especially if the condition is moderate or advanced.
A general dentist can diagnose and treat gingivitis and mild periodontitis. They perform routine cleanings and can do initial scaling and root planing. For many patients, this level of care is enough to manage early gum problems. [2]
A referral to a periodontist is typically appropriate in these situations: pockets measuring 5 millimeters or deeper, visible bone loss on X-rays, teeth that feel loose, gum recession that is progressing, a periodontal abscess, or tooth pain that has not been explained by decay or nerve problems. If you have already had scaling and root planing but your symptoms persist, a periodontist can evaluate whether additional treatment is needed. [1]
If the periodontist determines your pain is coming from inside the tooth rather than the surrounding gum and bone, they may refer you to an endodontist. In endo-perio cases, both specialists may coordinate your treatment plan.
- See a general dentist first if you have bleeding gums during brushing, mild gum swelling, or have not had a dental exam recently.
- See a periodontist if you have deep gum pockets, bone loss, loose teeth, receding gums, a gum abscess, or unexplained tooth pain.
- See an endodontist if pain is sharp, localized to one tooth, worsened by sweets, and not accompanied by gum symptoms.
- Both specialists may be needed when a tooth has combined periodontal and nerve involvement.
Find a Periodontist Near You
If you have tooth pain along with bleeding gums, gum recession, or loose teeth, a periodontist can evaluate whether gum disease is the cause and recommend the right treatment plan. Use the periodontics page on My Specialty Dentist to search for a periodontist in your area by location and read about what this specialty involves.
Search Periodontists in Your Area