CAROTID ARTERY DISSECTION
Carotid artery dissection is a tear in the inner layer of the carotid artery wall that allows blood to flow between the layers. It can be caused by injury or occur suddenly without a known cause. https://people.com/mom-died-flight-from-dominican-republic-experienced-medical-tragedy-brother-says-8609170
Carotid artery dissection is the most common cause of stroke.
- Headache.
- Scalp pain.
- Eye pain.
- Neck pain.
- One eye with a droopy lid and small pupil (partial Horner syndrome)
- One-sided weakness or numbness.
- Pulsing sound in an ear.
- Trouble swallowing.
CAUSES:
An injury to the neck can cause carotid dissection. The injury may be caused by something like a car accident.
Some people with diseases that are known to weaken arterial walls are at greater risk for a dissection. These dissections can occur with vigorous physical activity such as:
- Swimming and scuba diving
- Skating and dancing
- Play sports such as tennis, basketball, or volleyball
- Doing yoga
- Riding roller coasters or other rides
- Jumping on a trampoline
- Giving birth
- Having sex
- Sneezing or coughing
- Receiving extreme neck manipulations
A carotid dissection can also occur suddenly, without a known cause.
RISK factors:
- Infection
- High blood pressure
- Migraine headaches
- Smoking
- An elongated styloid process
- Use of birth control pills
- Alcohol use
- Fibromuscular dysplasia
- Ehlers-Danlos syndrome
- Marfan syndrome
- Homocystinuria
- Alpha-1 antitrypsin deficiency
- Osteogenesis imperfecta
- Cystic medial necrosis of the aorta
- Segmental mediolytic arteriopathy
- Reticular fiber deficiency
- Reversible cerebral vasoconstriction syndrome
- Autosomal dominant polycystic kidney disease
TESTING:
- Lumbar puncture with analysis of cerebrospinal fluid
- Magnetic resonance imaging (MRI) of the brain and neck
- Magnetic resonance angiography (MRA) of the brain and neck
- Cranial computed tomography (CT)
- Cranial computed tomography angiography (CTA)
- Carotid doppler and ultrasound
TREATMENT:
- Clot-busters (thrombolytics), if your dissection caused a stroke
- Heparin to prevent more blood clots
- Intravenous (IV) fluids
- Blood pressure medicine
- Insulin or glucose to control your blood sugars
- Pain medicines, such as acetaminophen, ibuprofen, or naproxen
- Antiplatelet medicines, such as aspirin
- Anticoagulant therapy with warfarin or other anticoagulation drugs
- Surgery/Stent(s)
A carotid dissection can cause problems with blood flow to Brain or Eyes. This can cause a TIA, stroke, or one-sided blindness, which are Medical Emergencies. Call 911 if one be having a stroke or TIA or if there is sudden loss of vision.
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B.E. F.A.S.T. stands for:
-
B is for balance. Sudden loss of balance or coordination.
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E is for eyes. Vision changes in one or both eyes.
- F is for face drooping. One side of the face is drooping or numb. When the person smiles, the smile is uneven.
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A is for arm weakness. One arm is weak or numb. When the person lifts both arms and the same time, one arm may drift downward.
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S is for speech difficulty. You may notice slurred speech or trouble speaking. The person can't repeat a simple sentence correctly when asked.
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T is for time to call 911. If someone exhibits any of these symptoms, even if they go away, call 911 right away. Make note of the time the symptoms first appeared.