Read below about spontaneous mouth pain, including causes and common questions. Or get a personalized analysis of your spontaneous mouth pain from our A.I. health assistant. At Buoy, we build tools that help you know what’s wrong right now and how to get the right care.

This symptom can also be referred to as:
Mouth hurts for no reason

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9 Potential Spontaneous Mouth Pain Causes

Disclaimer: The article does not replace an evaluation by a physician. Information on this page is provided as an information resource only, and is not to be used or relied on for any diagnostic or treatment purposes.

  1. 1.Acute Salivary Duct Stone (Sialolithiasis)

    A salivary duct stone is the most common disorder of the salivary glands (where you make spit). They can range in size from tiny particles to stones that are several centimeters in length.

    Symptoms last 26 days on average

    Rarity:
    Uncommon
    Top Symptoms:
    swelling on one side of the face, swollen jaw, painful face swelling, spontaneous jaw pain, painful jaw swelling
    Urgency:
    Phone call or in-person visit
  2. 2.Influenza

    Influenza, or Flu, is an infection of the airway caused by the flu virus, which passes through the air and enters the body through the nose or mouth. The symptoms are similar to those of a cold, but the flu is usually more serious.

    Most recover within 1 week but cough and malaise can persist for 2 weeks.

    Rarity:
    Common
    Top Symptoms:
    fatigue, headache, loss of appetite, cough, muscle aches
    Symptoms that never occur with influenza:
    headache resulting from a head injury
    Urgency:
    Phone call or in-person visit
  3. 3.Uterine Fibroids

    Uterine fibroids are noncancerous tumors in the uterus. They are common in women of childbearing age.

    Treatment ranges from medication to surgical removal of the fibroid.

    Rarity:
    Common
    Top Symptoms:
    vaginal bleeding, pelvis pain, abdominal cramps (stomach cramps), painful periods, irregular period
    Urgency:
    Primary care doctor
  4. 4.Common Cold

    The common cold is a viral infection of the upper respiratory tract.

    The common cold resolves within 7 to 10 days.

    Rarity:
    Common
    Top Symptoms:
    fatigue, headache, cough, sore throat, congestion
    Symptoms that never occur with common cold:
    being severely ill, severe muscle aches, rash, severe headache, sinus pain
    Urgency:
    Self-treatment

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  5. 5.Mononucleosis Infection

    EBV Mononucleosis is a clinical syndrome characterized by fever, sore throat, and swollen lymph nodes.

    2-3 weeks

    Rarity:
    Common
    Top Symptoms:
    fatigue, headache, loss of appetite, abdominal pain (stomach ache), cough
    Urgency:
    Primary care doctor
  6. 6.New Migraine

    Migraines are headaches of moderate to severe intensity, which happen when blood vessels in the brain swell up. They are episodic and thus can recur often. Most migraine sufferers experience increased sensitivity to sounds and/or lights and become nauseous and vomit.

    Migraine symptoms may resolve within a day or two, but the condition can come and go for a year or more. If any particular episode is unusually severe or does not respond to your customary treatments, you may want to see a doctor urgently.

    Rarity:
    Common
    Top Symptoms:
    new headache, fatigue, nausea, mild headache, headache that worsens when head moves
    Symptoms that always occur with new migraine:
    new headache
    Symptoms that never occur with new migraine:
    fever, diarrhea, productive cough, headache resulting from a head injury
    Urgency:
    Self-treatment
  7. 7.Acid Reflux Disease (Gerd)

    Acid reflux disease, also known as GERD, occurs when the acidic contents of the stomach come back up into the esophagus. The most common symptoms are heartburn and regurgitation.

    With proper treatment, symptoms may be relieved within days & at most several weeks.

    Rarity:
    Common
    Top Symptoms:
    nausea, sore throat, pain below the ribs, cough with dry or watery sputum, deep chest pain, behind the breast bone
    Urgency:
    Primary care doctor
  8. 8.Middle Ear Infection

    Middle ear infections, also known as otitis media, occur when the tubes that carry sound become clogged with debris like mucus.

    With proper treatment, middle ear infections generally resolve within a week.

    Rarity:
    Common
    Top Symptoms:
    fatigue, sore throat, new headache, fever, ear canal pain
    Symptoms that always occur with middle ear infection:
    ear canal pain
    Symptoms that never occur with middle ear infection:
    vertigo (extreme dizziness), face weakness, facial numbness
    Urgency:
    Primary care doctor
  9. 9.Cold Sore

    Cold sores (also called oral herpes or fever blisters), are viral infections of the mouth caused by the herpes virus type 1. You were probably infected very early in life as a child when an adult kissed you. The virus stays asleep (dormant) and causes infections every now and then after exposure to lots of sun or emotional/physical stress. It is contagious when an outbreak is happening, but treatment is limited unless you are immunocompromised.

    1-2 weeks. Natural healing process starts within 24 hours of the initial sore starting.

    Rarity:
    Uncommon
    Top Symptoms:
    mouth lesions, itchy mouth, pain on the outside of the lips, lip numbness, burning pain on the outside of the lips
    Symptoms that always occur with cold sore:
    mouth lesions
    Urgency:
    Self-treatment

Questions Your Doctor May Ask About Spontaneous Mouth Pain

  • Q.Where specifically is your mouth pain?
  • Q.Do you have a rash?
  • Q.Any fever today or during the last week?
  • Q.Do you currently smoke?

If you've answered yes to one or more of these questions, try our spontaneous mouth pain symptom checker to find out more.

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Spontaneous Mouth Pain Symptom Checker Statistics

  • People who have experienced spontaneous mouth pain have also experienced:

    • 5% Headache
    • 2% Inner Cheek Pain
    • 2% Mouth Pain
  • People who have experienced spontaneous mouth pain had symptoms persist for:

    • 47% Less Than a Week
    • 27% Less Than a Day
    • 10% Over a Month
  • People who have experienced spontaneous mouth pain were most often matched with:

    • 6% Acute Salivary Duct Stone (Sialolithiasis)
    • 3% Influenza
  • Source: Aggregated and anonymized results from visits to the Buoy AI health assistant (check it out by clicking on “Take Quiz”).

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