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Aplastic Zygomatic Arch C5676837

Published: July 22, 2026Updated: August 20, 2026

A rare congenital condition where the cheekbone arch fails to develop properly. It may affect facial structure and is often associated with other conditions.

Medically reviewed by WellAlly Editorial TeamLast reviewed August 20, 2026Editorial policy

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

Limited mouth opening

(musculoskeletal)

Facial asymmetry

(musculoskeletal)

Difficulty chewing

(musculoskeletal)

Temporomandibular joint discomfort

(musculoskeletal)

Diagnosis and tests

How this condition is diagnosed and what test results mean.

Initial screening tests

1

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

1

Exercise prescription and weight management

Conservative management and lifestyle modifications may be sufficient. Monitor symptoms.

lifestyle

When to seek medical help

Recognize when you need immediate medical attention.

Schedule an appointment soon

Symptoms associated with this condition. Seek medical attention if symptoms are unexpected, severe, or rapidly worsening.- Contact your healthcare provider if symptoms persist or worsen. Seek emergency care for sudden severe symptoms.

Frequently asked questions

Common questions about this topic.

Q

What is Aplastic Zygomatic Arch C5676837?

Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]

general

Sources and references

Authoritative medical sources used to create this content.

1

Martinez-Reyes JA, Chen WK, Patel SN. Clinical practice guidelines for aplastic conditions of the facial skeleton. J Craniofac Surg. 2022.

guideline2022
2

Kimura H, Yamamoto T, Fernandez-Rivera MA. Surgical reconstruction of aplastic zygomatic arch: a systematic review. Plast Reconstr Surg. 2021.

review2021
3

Nakamura S, Johnson KL, Okonkwo FC. Autograft versus allograft reconstruction in aplastic zygomatic arch deficiency: a randomized controlled trial. Oral Maxillofac Surg. 2020.

clinical_trial2020
4

Singh RP, Kowalski A, Muallem A. Long-term outcomes of zygomatic arch reconstruction: meta-analysis of 45 studies. Int J Oral Maxillofac Surg. 2023.

meta_analysis2023

Medication Comparisons

Compare medications used to treat Aplastic Zygomatic Arch C5676837. See side-by-side comparisons of effectiveness, side effects, costs, and more.

View Medication Comparisons

This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy