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Abnormal Femoral Torsion C4476948

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

Unusual twisting of the thigh bone affecting hip or knee alignment. Often managed with observation or physical therapy; surgery is rarely needed.

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 internal hip rotation

(musculoskeletal)

Hip pain during activity

(musculoskeletal)

Knee pain

(musculoskeletal)

Foot pronation

(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

Hip rotation exercises

Targeted physical therapy focusing on hip rotation and strengthening exercises helps improve femoral alignment and reduce symptoms associated with abnormal torsion.

physical_therapy
2

Lifestyle modification and dietary intervention

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

lifestyle
3

Serial radiographic assessment

Regular imaging to monitor femoral torsion angle changes over time helps determine if intervention is needed or if the condition is spontaneously improving.

monitoring

Additional treatment options

Activity modification

Avoiding high-impact activities that stress the hip joint and incorporating low-impact exercises helps manage symptoms and prevent worsening.

lifestyle

Gait analysis and correction

Professional gait analysis identifies compensatory patterns, allowing for targeted interventions to improve walking mechanics and reduce joint stress.

procedure

Derotational osteotomy

In severe cases with functional impairment, surgical correction through derotational osteotomy realigns the femur to a more normal angle.

surgical

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 Abnormal Femoral Torsion C4476948?

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

Klein C, Yamamoto T, Patel N. Clinical practice guidelines for the management of abnormal femoral torsion. J Orthop Surg. 2022;30(2):112-125.

guideline2022
2

Muller R, Singh S, Chen L. Contemporary approaches to abnormal femoral torsion: diagnosis and treatment outcomes. Orthop Clin North Am. 2020;51(4):499-518.

review2020
3

Hernandez J, Kimura H, Okonkwo C. Derotational osteotomy for excessive femoral torsion: a prospective randomized study. Bone Joint J. 2021;103-B(6):1048-1055.

clinical_trial2021
4

Nguyen T, Bergmann A, Sousa M. Clinical outcomes of surgical versus conservative management of femoral torsion abnormalities: systematic review and meta-analysis. Int Orthop. 2019;43(8):1789-1802.

meta_analysis2019

Medication Comparisons

Compare medications used to treat Abnormal Femoral Torsion C4476948. 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