Abnormal Facial Artery Morphology C4073233
A structural abnormality in the facial artery. This can be present from birth or develop later. Most cases are managed medically, though surgical intervention may be considered in specific situations.
Key facts at a glance
- ICD-10
- I78.0
- ICD-11
- BA00.0
- Body system
- cardiovascular
- Severity
- moderate
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Warning signs - seek immediate care
Facial weakness
Reduced ability to move facial muscles on one side, potentially affecting expressions, blinking, or speech.
Seek immediate emergency care as this may indicate a serious vascular event
Pulsatile facial mass
A pulsating lump or mass felt on the face that synchronizes with the heartbeat, suggesting an aneurysm or abnormal dilation.
Seek immediate medical evaluation as this could indicate a ruptured or rupturing aneurysm
Facial asymmetry
(cardiovascular)Visible difference in appearance between the left and right sides of the face due to abnormal arterial development or blood flow patterns.
Frequency: 60-70% of patients
Facial artery prominence
(cardiovascular)Visible bulging or increased visibility of the facial artery under the skin, often appearing as a raised cord-like structure.
Frequency: 80-90% of patients
Facial numbness
(neurologic)Reduced sensation or tingling in the face caused by the abnormal artery pressing on facial nerves.
Frequency: 40-50% of patients
Jaw discomfort
(musculoskeletal)Pain or aching sensation in the jaw area, particularly when chewing or opening the mouth wide.
Frequency: 35-45% of patients
Facial swelling
(cardiovascular)Frequency: 20-30% of patients
Facial discoloration
(dermatologic)Abnormal redness, pallor, or bluish tint to facial skin due to changes in blood flow patterns.
Frequency: 45-55% of patients
Medication Comparisons
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Medically reviewed by WellAlly Editorial Team Last reviewed August 25, 2026. · Read our editorial policy