When Jaw Pain May Be a Medical Emergency: Temporal Arteritis

Many patients who experience pain in the jaw or temple assume it is related to TMJ (temporomandibular joint) disorder. While TMJ disorders are a common cause of jaw pain, there are important medical conditions that can mimic TMJ symptoms. One of the most serious of these is Temporal Arteritis, also known as Giant Cell Arteritis (GCA).

Temporal arteritis is a vascular inflammatory condition that requires urgent medical attention, and recognizing its symptoms early can prevent serious complications such as permanent vision loss.

This article explores how these conditions relate, the warning signs to watch for, and why prompt diagnosis and treatment are critical.

Illustration highlighting: A. Clinical symptoms of Temporal Arteritis or Giant Cell Arteritis B. Normal Artery C. Artery affected by Temporal Arteritis (Image created using Biorender)

What Is Temporal Arteritis?

Temporal arteritis, also known as giant cell arteritis, is an inflammation of the blood vessels, primarily affecting the temporal arteries that run along the sides of the head. This condition usually occurs in adults over 50 and can cause headaches, scalp tenderness, and jaw pain. The inflammation narrows or blocks the arteries, reducing blood flow to the head and eyes.

If untreated, temporal arteritis can lead to serious complications such as vision loss or stroke. The jaw pain and temporal headaches associated with this condition often arises from ischemia (reduced blood flow) to the muscles used for chewing.

How Temporal Arteritis Causes Jaw Pain

Jaw pain linked to temporal arteritis is different from typical TMJ pain caused by joint dysfunction or muscle strain.

In temporal arteritis, the pain usually occurs during chewing or talking and is known as jaw claudication.

This pain happens because the inflamed arteries cannot supply enough oxygen-rich blood to the jaw muscles during activity

Key features of jaw pain in temporal arteritis include:

• Pain that worsens with chewing or jaw movement

• Fatigue or weakness in the jaw muscles

• Pain localized near the temples or side of the face

• Possible accompanying symptoms such as headaches or scalp tenderness

  
  

This type of jaw pain is a warning sign that the arteries are severely inflamed and blood flow is compromised.

Why Temporal Arteritis Is a Medical Emergency

Temporal arteritis can cause permanent vision loss in up to 20% of untreated cases. The inflammation can block arteries supplying the optic nerve, leading to sudden blindness. Early diagnosis and treatment with corticosteroids can prevent this outcome.

Jaw pain in temporal arteritis signals that the disease is active and blood flow is compromised. Ignoring these symptoms can result in irreversible damage. Emergency evaluation typically includes:

• Blood tests to check inflammation markers

• Temporal Artery ultrasound

• Temporal artery biopsy

• Imaging studies to assess blood flow

  
  

Starting high-dose steroids promptly reduces inflammation and protects vision and brain function.

Practical Steps If You Experience Jaw Pain with Other Symptoms

If you or someone you know has jaw pain along with any of the following, seek emergency medical care:

• New, severe headaches especially around the temples

• Sudden vision changes such as blurred or double vision

• Scalp tenderness or pain when touching the head

• Jaw pain that worsens with chewing and does not improve

• Fatigue, fever, or unexplained weight loss

Early intervention can save eyesight and prevent stroke.

Treatment and Management of Temporal Arteritis

Treatment focuses on reducing artery inflammation quickly. Doctors usually prescribe oral steroids. The dose may be high initially and tapered over months based on symptoms and blood tests.

Other management tips include:

• Regular monitoring by a healthcare provider

• Managing side effects of steroids

• Using pain relief for jaw discomfort as advised

• Avoiding activities that worsen jaw pain during flare-ups

  
  

Long-term follow-up is essential to prevent relapses and monitor for complications.

The Role of Dentists in Temporal Arteritis

Because jaw pain is often the symptom that brings patients to a dental office, dentists may be the first clinicians to recognize the warning signs of temporal arteritis.

When symptoms suggest a possible vascular condition rather than TMJ dysfunction, patients should be referred immediately to:

• An orofacial pain specialist

• A primary care physician

• A rheumatologist

• An emergency department, if vision symptoms are present

  
  

Recognizing this distinction can prevent serious complications.

Dentists and primary care doctors should be aware of the signs to avoid misdiagnosis as TMJ disorder.

Our Approach at Advanced TMJ Maxillofacial Pain & Sleep Center

At Advanced TMJ Maxillofacial Pain & Sleep Center in Seattle, we evaluate patients with complex facial pain conditions that may mimic TMJ disorders.

While many patients do have TMJ dysfunction or myofascial pain, we also screen for other conditions that can cause facial or jaw pain, including:

• Headache disorders

• Neuropathic facial pain

• Trigeminal neuralgia

• Vascular conditions such as temporal arteritis

When symptoms suggest a medical condition rather than a TMJ disorder, we coordinate care with the appropriate medical specialists to ensure patients receive timely and appropriate treatment.

Summary

Jaw pain can have many causes, but when it occurs with headaches, scalp tenderness, or vision changes, temporal arteritis must be considered. This condition is a medical emergency because it can cause permanent vision loss if untreated. Recognizing the difference between a true TMJ disorder and temporal arteritis associated jaw pain is critical.

If you experience jaw pain that worsens with chewing along with other symptoms, seek immediate medical care. Early diagnosis and treatment with steroids can protect your vision and prevent serious complications. Understanding this link empowers you to act quickly and protect your health.

Dr. Hemamalini Chandrashekhar has also published research in Quintessence International, one of the leading international journals in dentistry.

References:

1. Chandrashekhar H, Shah B, Mangal J, Stitik T, Heir G. Temporal artery ultrasonography for the diagnosis of giant cell arteritis: a case report. Quintessence Int. 2024 Apr 25;55(4):336-343. doi: 10.3290/j.qi.b4938419. PMID: 38314851.

   
   

2. Hernández P, Al Jalbout N, Matza M, Kohler MJ, Shokoohi H. Temporal Artery Ultrasound for the Diagnosis of Giant Cell Arteritis in the Emergency Department. Cureus. 2023 Jul 24;15(7):e42350. doi: 10.7759/cureus.42350. PMID: 37621789.