Abnormal Zygomatic Arch Morphology C4025179
A variation in the shape or structure of the cheekbone, which forms part of the facial skeleton. May be congenital or result from injury, with management based on cause and symptoms.
Key facts at a glance
- ICD-10
- M79.9
- ICD-11
- FA00.0
- Body system
- musculoskeletal
- Severity
- mild
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Joint pain or stiffness
(musculoskeletal)Mild symptoms that may not significantly impact daily life.
Frequency: Common at all stages
Temporomandibular joint discomfort
(musculoskeletal)Difficulty opening mouth
(musculoskeletal)Malar prominence flattening
(musculoskeletal)Facial asymmetry
(musculoskeletal)Diagnosis and tests
How this condition is diagnosed and what test results mean.
Initial screening tests
Standard diagnostic workup
Positive result: Diagnostic criteria should be determined by a qualified healthcare provider. [Content pending medical review.]
Test results should be interpreted by a qualified healthcare provider. [Content pending medical review.]
Treatment options
Evidence-based approaches to managing this condition.
First-line treatments
Imaging Surveillance
Regular radiographic monitoring with periodic CT or MRI imaging to assess whether the zygomatic arch abnormality is stable, progressive, or causing functional impairment over time.
Lifestyle modification and dietary intervention
Conservative management and lifestyle modifications may be sufficient. Monitor symptoms.
Additional treatment options
Zygomatic Arch Reconstruction
Surgical reconstruction or contouring of the zygomatic arch using bone grafting, osteotomies, or implant placement to restore normal facial architecture when the abnormality causes functional or cosmetic concerns.
surgicalComprehensive Facial Skeletal Evaluation
Multidisciplinary evaluation including dental, orthodontic, and maxillofacial surgical consultation to determine the etiology and functional implications of the zygomatic arch morphology abnormality.
procedureTemporomandibular Joint and Facial Muscle Therapy
Physical therapy focused on the masticatory muscles and temporomandibular joint to address any functional limitations or asymmetry caused by abnormal zygomatic arch morphology.
physical_therapyMyofunctional Therapy
Orofacial myotherapy to improve facial muscle balance, posture, and function when the zygomatic arch abnormality affects mastication, speech, or facial symmetry.
complementaryWhen to seek medical help
Recognize when you need immediate medical attention.
Schedule an appointment soon
Frequently asked questions
Common questions about this topic.
What is Abnormal Zygomatic Arch Morphology C4025179?
Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]
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Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy