Abnormality Of Depressor Labii Inferioris C4073238
A problem with the muscle that lowers the lower lip, usually present from birth. Often associated with genetic conditions. Management depends on symptoms and may include observation or surgical repair.
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
Lower lip drooping
(musculoskeletal)Asymmetry of lower lip
(musculoskeletal)Speech difficulties related to lip movement
(musculoskeletal)Difficulty with oral suction
(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.
Lower lip muscle retraining program
Specialized exercises focusing on the depressor labii inferioris to improve lip mobility, speech articulation, and facial balance.
Additional treatment options
Serial photography and functional tracking
Regular documentation of facial symmetry and lip function to objectively assess treatment response and progression.
monitoringDynamic lip reconstruction
Advanced surgical techniques to restore lower lip depressor function and achieve natural facial movement in refractory cases.
surgicalMyofunctional therapy
Specialized oro-facial therapy addressing tongue position, lip seal, and swallowing patterns that may be affected by muscle abnormalities.
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 Abnormality Of Depressor Labii Inferioris C4073238?
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