What causes Eagle syndrome
Emma Valentine
Published Mar 13, 2026
It is typically caused by an unusually long styloid process
How do you get Eagle syndrome?
Eagle syndrome is caused by either an unusually long styloid process or a calcified stylohyoid ligament. Doctors aren’t sure about what causes either one of these. While it can affect people of both genders and all ages, it’s more common in women between the ages of 40 and 60.
What causes hyoid syndrome?
The painful symptoms are generally caused by trauma at the greater cornu of the hyoid bone with the pain radiating to other sites. Treatment for the condition ranges from injections of local anesthetic or cortisone to resection of the greater cornu.
How common is Eagle's syndrome?
Eagle’s syndrome (ES) is a rare entity that is not commonly suspected in clinical practice. The prevalence of individuals with an elongated styloid process in the adult population is estimated to be 4% with a very small percent of these individuals reported to be symptomatic.What is Eagle syndrome and how does it present?
Eagle syndrome is a rare condition caused by elongation of the styloid process or calcification of the stylohyoid ligament. Patients with Eagle syndrome typically present with dysphagia, dysphonia, cough, voice changes, otalgia, sore throat, facial pain, foreign body sensation, headache, vertigo, and neck pain.
Can Eagle syndrome cause strokes?
Eagle syndrome is a rare cause of stroke and results as a complication of the elongated styloid process (ESP), which can cause carotid dissection and consequent ischemic stroke.
Can whiplash cause Eagles?
Thorough interviewing of the patient is crucial in the diagnosis of Eagle’s syndrome. Rheumatologists and orthopaedic specialists and physiatrists should be aware that Eagle’s Syndrome is a possible consequence of whiplash, even if no lesion of the SC is observed radiologically.
Is Eagle syndrome bilateral?
An elongated styloid process is defined by being at least 30 mm long 2,3. The clinical picture is composed of recurrent throat and neck pain, radiating into the ear and dysphagia. Symptoms can be bilateral or, more frequently, unilateral.Does Eagle syndrome go away?
For people who choose not to undergo surgery or for whom surgery does not work, Eagle syndrome may be a chronic condition. With medical management, symptoms can improve but are unlikely to disappear completely. Eagle syndrome is not a progressive illness and will not cause other medical conditions.
How long does it take to recover from Eagle syndrome surgery?The average time to resolution of symptoms was 26.5 days. All surgically treated patients had symptom resolution.
Article first time published onWhat does Eagle syndrome feel like?
Eagle syndrome is characterized by recurrent pain in the middle part of the throat (oropharynx) and face. “Classic Eagle syndrome” is typically seen in patients after throat trauma or tonsillectomy. Symptoms include dull and persistent throat pain that may radiate to the ear and worsen with rotation of the head.
Is hyoid bone syndrome common?
Sore throat and neck pain are among the most common complaints of patients who see an otolaryngologist. Hyoid bone syndrome is a common, yet not often recognized, cause of sore throats and neck pain.
Can Eagle syndrome affect your eyes?
Irritation of the motor division of CN V also explains jaw muscle spasms and weakness in this patient. The most complex and worrisome symptoms of Eagle syndrome are dizziness and eye pain. These may be caused by carotid artery involvement due to the carotid canal’s location medial to the styloid process.
Can Eagles cause hearing loss?
Eagle syndrome has also been associated with carotid stent fracture [29]. The literature also contains reports of persistent mouth ulceration, toothache, and auditory symptoms including hearing loss, tinnitus, and ear “popping” [30,31].
Can Eagles cause vertigo?
Rarely, the elongated styloid process may cause pain by compressing the cervical segment of the internal carotid and the surrounding sympathetic plexus, and that pain spreading along the artery can cause neurological symptoms such as vertigo and syncope.
Which nerve is affected by Eagle's syndrome?
Object: Eagle syndrome is characterized by unilateral pain in the oropharynx, face, and earlobe, and is caused by an elongated styloid process or ossification of the stylohyoid ligament with associated compression of the glossopharyngeal nerve.
What does the stylohyoid ligament do?
Structure. The stylohyoid ligament connects the lesser horn of hyoid bone to the styloid process of the temporal bone of the skull.
What are calcified ligaments?
Calcific tendonitis, or calcification, refers to the build-up of calcium salts in a tendon, usually as a result of an injury, trauma or stress, which leads to inflammation. Although this condition often occurs in the tendons of the shoulder joints, it can affect any joint.
What is carotid artery dissection?
A carotid dissection is a tear in one of your carotid arteries. These are a set of 2 arteries at the sides of your neck. They supply blood to your brain. A dissection is a tear of the inner layer of the wall of an artery. The tear lets blood get in between the layers of the wall and separate them.
Can you feel styloid process?
It should be possible to feel an elongated styloid process by careful intraoral palpation, placing the index finger in the tonsillar fossa and applying gentle pressure. If pain is reproduced by palpation and either referred to the ear, face, or head, the diagnosis of an elongated styloid process is very likely.
What is Cervicofacial pain?
Several cases of cervico-pharyngeal symptoms associated with a nagging or aching sensation in the throat have been reported, similar to chronic pharyngitis, along with difficulty in swallowing, sensation of a foreign object lodged in throat, and pain spreading to ear and mastoid region (Eagle, 1949).
Who discovered Eagle syndrome?
A specific orofacial pain secondary to calcification of the stylohyoid ligament or elongated styloid process has been known as Eagle syndrome (ES) since 1937, when an otolaryngologist at Duke University, Watt W. Eagle, described the first cases.
What surgeon treats Eagle syndrome?
She was referred to an ear, nose, and throat (ENT) specialist for further management of suspected Eagle syndrome.
What is a styloid?
The styloid process is a slender pointed piece of bone just below the ear. It projects down and forward from the inferior surface of the temporal bone, and serves as an anchor point for several muscles associated with the tongue and larynx.
How do you relax your throat muscles?
- Bring awareness to the breath. …
- Next, place a hand on the belly and relax the shoulders. …
- Exhale fully, allowing the belly to relax again. …
- Keep breathing this way, feeling the hand rising and falling with each breath.
- If helpful, people can make a soft “sss” sound as they exhale.
Can a chiropractor help with hyoid bone?
when the hyoid bone is not functioning properly. … If so, we treat the affected small neck muscles, and then again use muscle testing to see if any chiropractic adjustments, or any type of other therapy is necessary to fix this bone. The hyoid bone is so important to overall body function.
What elevates the hyoid bone?
The suprahyoid muscles are a group of four muscles located superior to the hyoid bone of the neck. They all act to elevate the hyoid bone – an action involved in swallowing.
Why does my hyoid bone stick out?
A hyoid bone dislocation occurs when this bone is moved from its normal position in the throat. Common causes of hyoid bone dislocations include car accidents, strangulation, and direct trauma to the neck, such as when Jeff was hit in the neck with the softball.
Can you break your hyoid?
Injuries to the hyoid bone are rare. The most commonly reported injury is fracture, yet this is often a post-mortem finding, with an incidence of between 17–76 %, in victims of strangulation and hanging. In survivors it is more often associated with a trauma other than manual strangulation.
Does the hyoid bone feels like lump?
Some scary lumps are just normal anatomy. People are often frightened when they feel one of their salivary glands, the thyroid gland, or the tip of the hyoid bone in the neck. Muscles in the neck can also have lumps of spasm or tenderness. In other words, some lumps are supposed to be there.
What is the ICD 10 code for Eagle syndrome?
Eagle’s syndrome (or styloid syndrome) is the pain that results from an elongated styloid process of the temporal bone, 733.99. An additional code is assigned for the associated condition that may be either glossopharyngeal neuralgia, 352.1, or impingement (compression) of the carotid artery, 447.1, causing head pain.