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Doctor insights on: Causes Of Jaw Lock

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What causes jaw to lock up?

What causes jaw to lock up?

Displaced disk: Your jaw may be locked, which means that the articular disk that joins the upper and lower jaws (maxilla and mandible, ) may be out of place. It may be displaced forward and does not allow the mandible to get back to its comfortable position and the lower teeth therefore do not come together. ...Read more

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Dr. Randall Stastny
112 doctors shared insights

Lockjaw (Definition)

https://en.wikipedia.org/wiki/Lockjaw Variety of causes, all serious. See a TMJ expert for guidance. Any dentist can be a TMJ expert with the proper training and experience. Most commonly, oral surgeons, prosthodontists, and orofacial pain specialists. Ask your MD, your dentist and your ...Read more


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I have TMJ syndrome in my jaw, what causes my jaw to lock up?

I have TMJ syndrome in my jaw, what causes my jaw to lock up?

Displaced disk: The internal anatomy of the TMJ has a soft tissue disk that prevents bone on bone function. If this is displaced it can get in the way and prevent normal jaw function limiting opening and giving the sensation of a locked jaw. ...Read more

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What would cause my jaw to "lock"? 18 yr old female. This is very p;ainful. It seems to lock, able to open mouth about 1-1 1/2 inches only.

What would cause my jaw to "lock"? 18 yr old female.  This is very p;ainful.  It seems to lock, able to open mouth about 1-1 1/2 inches only.

Your : Your explanation sounds like you may have "trismus", which is an inflammation of the muscles you use to chew. Have yourself evaluated by your dentist or an oral surgeon for the proper diagnosis and treatment. ...Read more

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What causes lock jaw?

Disc dislocation: A limitation in the ability to move the lower jaw suggests the dislocation of the disc in the jaw joint. When it has moved from its normal position, the jaw cannot move as well. It can occur on one or both sides. It may be associated with pain, but not necessarily. Non-surgical treatment is focused on stabilizing jaw position so the disc can return to its normal position and remain there. ...Read more

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What causes lock jaw?

What causes lock jaw?

Tmj: Many things can cause the jaw to lock such as disk problems in the jaw joint, arthritis, fracture of the joint, jaw muscle issues, multiple surgeries on the joint and pathology/growth in the joints. See a dentist for an evaluation. ...Read more

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Can street drugs cause lock jaw?

Can street drugs cause lock jaw?

TMJ?: Not true lockjaw, but some street drugs cause clenching/grinding of jaw, which can cause TMJ problem.See dentist or TMJ expert to evalluate. Any dentist can be a TMJ expert with the proper training and experience. Most commonly, oral surgeons, prosthodontists, and orofacial pain specialists. Ask your MD, your dentist and your dental society for referrals. ...Read more

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Unable to give husband oral sex cause of pain and jaw locking. I have TMJ . Is there anything i can do at home to prevent it?

TMJ dysfunction: Unfortunately there is nothing you can do at home other than applying moist heat to the jaw joints 15 minutes out of every hour. You need to see a dentist who specializes in tmj, get a diagnosis and treatment. ...Read more

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Could an ear infection be the cause of locking jaw, congestion, and a toothache?

Could an ear infection be the cause of locking jaw, congestion, and a toothache?

Tmd or tmj dysfuncti: Tmj dysfunction can often manifest in similar ways . The symptoms can include an itchy feeling in the ear to painful symptoms in the ear due to clenching and or grinding. The large muscle in front of the ear that is responsible for chewing and clenching can become tender due to overuse. If you touch the muscle body it can be painful and may radiate into the jaw or temples. Locking can occur. ...Read more

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Dr. David Kam Dr. Kam
2 doctors agreed:
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What could be causing my jaw to keep locking up?

Dr. David Kam Dr. Kam
2 doctors agreed:
What could be causing my jaw to keep locking up?

Lock jaws: Spasm of muscle of mastication can cause this condition. Dislocation of the jaw joint from wide opening is another possibilty. See a dentist or oral surgeon! ...Read more