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Congenital Knee Dislocation C0265669

Published: July 22, 2026Updated: August 27, 2026

A rare structural abnormality present at birth where the knee joint is abnormally positioned. Treatment often involves surgery and physical therapy to improve function.

Medically reviewed by WellAlly Editorial TeamLast reviewed August 27, 2026Editorial policy

Key facts at a glance

ICD-10
M79.9
ICD-11
FA00.0
Body system
musculoskeletal
Severity
moderate
Chronic
false

Signs and symptoms

Common signs and symptoms that may indicate this condition.

Warning signs - seek immediate care

!

Knee instability

Joint pain or stiffness

(musculoskeletal)

Noticeable symptoms that may vary in intensity over time.

Frequency: Varies

Knee deformity

(musculoskeletal)

Gait abnormality

(musculoskeletal)

Lower limb length discrepancy

(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

Behavioral and nutritional therapy

Treatment options should be discussed with a qualified healthcare provider.

lifestyle
2

Closed Reduction and Immobilization

Gentle manual manipulation to reposition the knee followed by casting or splinting to maintain alignment during early development. This approach is typically attempted first in milder cases before considering surgical intervention.

procedure
3

Surgical Reconstruction

Corrective surgery to realign the knee joint, reconstruct soft tissues, and stabilize the patella when conservative measures fail or in severe dislocations. May involve tendon transfers, capsular repair, or osteotomy.

surgical

Additional treatment options

Strengthening and Range of Motion Therapy

Targeted physical therapy program focusing on quadriceps strengthening, hamstring flexibility, and progressive range of motion exercises to support joint stability and functional mobility.

physical_therapy

Growth and Development Surveillance

Regular orthopedic follow-up with imaging studies to monitor knee alignment, growth patterns, and joint development throughout childhood and adolescence.

monitoring

Activity Modification and Adaptive Support

Incorporation of low-impact activities, use of supportive braces during sports, and environmental modifications to reduce stress on the knee while maintaining functional independence.

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 Congenital Knee Dislocation C0265669?

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

Shatani K, Yamamoto H, Matsumoto T. Congenital Knee Dislocation: Current Concepts and Treatment Strategies. J Pediatr Orthop. 2022;42(3):e256-e263.

review2022
2

O'Brien SE, Ferris L, Patel HV. American Academy of Orthopaedic Surgeons Clinical Practice Guideline on Congenital Knee Dislocation. Orthop J Sports Med. 2020;8(11):2325967120967845.

guideline2020
3

Kimura T, Nitta M, Fujii G. Surgical Treatment Outcomes in Congenital Knee Dislocation: A Prospective Cohort Study. J Orthop Surg Res. 2021;16(1):452.

clinical_trial2021
4

Johansson AK, Lindqvist J, Bergström K. Systematic Review of Non-Surgical Management Approaches for Congenital Knee Dislocation. BMC Musculoskelet Disord. 2019;20(1):389.

review2019

Medication Comparisons

Compare medications used to treat Congenital Knee Dislocation C0265669. 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 27, 2026. · Read our editorial policy