Abnormality Of Facial Musculature C4025865
A problem with the muscles that control facial expressions and movement. This can be congenital or acquired. Treatment varies based on cause and may include physical therapy, medication, or surgery.
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.
Facial asymmetry
(musculoskeletal)Joint pain or stiffness
(musculoskeletal)Mild symptoms that may not significantly impact daily life.
Frequency: Common at all stages
Reduced facial expression range
(musculoskeletal)Difficulty closing eyes completely
(musculoskeletal)Excessive tearing (epiphora) due to facial muscle dysfunction
(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
Exercise prescription and weight management
Conservative management and lifestyle modifications may be sufficient. Monitor symptoms.
Facial muscle exercises and rehabilitation
Targeted exercises to strengthen, stretch, and coordinate facial muscles. Includes techniques for symmetry improvement and functional mobility restoration.
Neurological and developmental assessment
Comprehensive evaluation to identify underlying causes of facial musculature abnormalities, including nerve function testing and motor coordination assessment.
Additional treatment options
Psychological support and counseling
Therapeutic support to address body image concerns, social anxiety, or reduced self-esteem associated with facial asymmetry or dysfunction.
psychologicalMuscle relaxant therapy
Pharmacological management with muscle relaxants to address spasmodic or hypertonic facial muscles contributing to abnormal presentation.
medicationFacial nerve repair or muscle grafting
Surgical intervention to repair damaged nerves or transplant muscle tissue to restore facial function and symmetry in cases with structural abnormalities.
surgicalWhen 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 Abnormality Of Facial Musculature C4025865?
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