Abnormality Of Levator Labii Superioris Alaeque Nasi Muscle C4073202
A condition affecting a facial muscle that raises the upper lip and flares the nostrils. This can cause subtle changes in facial appearance. Treatment approaches focus on monitoring and addressing cosmetic concerns if they develop.
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
Reduced nostril dilation during forced inhalation
(musculoskeletal)Nasal flare asymmetry when breathing deeply
(musculoskeletal)Upper lip elevation deficit affecting facial expression
(musculoskeletal)Mild difficulty with nasal breathing under exertion
(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
Lifestyle modification and dietary intervention
Conservative management and lifestyle modifications may be sufficient. Monitor symptoms.
Nasolabial Fold Rehabilitation
Comprehensive therapy targeting both the levator labii superioris and nasalis components. Includes lip exercises, nasal breathing techniques, and facial expression training.
Nasolabial Muscle Repair
Surgical reconstruction of the levator labii superioris alaeque nasi muscle complex. May involve selective denervation or muscle transfer procedures.
Additional treatment options
Functional Facial Assessment
Periodic evaluation of nasal function, lip movement, and facial symmetry. Uses standardized scales to track progression.
monitoringFacial Expression Modification
Behavioral modifications to reduce strain on affected muscles during daily activities. Includes awareness training for optimal facial positioning.
lifestyleSelf-Esteem Support Program
Targeted counseling for body image concerns related to facial asymmetry. Addresses social anxiety and helps develop coping strategies.
psychologicalWhen 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 Levator Labii Superioris Alaeque Nasi Muscle C4073202?
Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]
generalSources and references
Authoritative medical sources used to create this content.
Standring S, Gray H. Gray's Anatomy: The Anatomical Basis of Clinical Practice. Facial Muscle Architecture and Variants. Elsevier. 2020.
Kwon HJ, Lee JH, Kim SW. Congenital Facial Muscle Hypoplasia: A Report of Three Cases. Cleft Palate Craniofac J. 2019.
Patel RM, Liu J, Chen Y. Anatomical Variations of the Midfacial Musculature: A Systematic Review. J Plast Reconstr Surg. 2022.
Yamamoto R, Nakamura M, Sato K. Clinical Significance of Levator Labii Superioris Alaeque Nasi Dysfunction in Facial Palsy Rehabilitation. Phys Med Rehabil Int. 2021.
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Medically reviewed by WellAlly Editorial Team Last reviewed August 25, 2026. · Read our editorial policy