Abnormal Hip Bone Morphology C4021735
A structural abnormality of the hip bone, which may be present from birth or result from injury, aging, or disease. Orthopedic evaluation helps determine if treatment is needed.
Key facts at a glance
- ICD-10
- Q79.9
- ICD-11
- LA00.0
- Body system
- musculoskeletal
- Severity
- mild
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Warning signs - seek immediate care
Severe hip pain with inability to bear weight
Intense hip pain that prevents standing or walking, potentially indicating fracture or joint collapse.
Seek immediate medical attention if you cannot bear weight on the affected hip
Sudden hip joint deformity
Rapid onset of visible hip or pelvic asymmetry, potentially indicating disease progression.
Seek immediate medical evaluation for sudden changes in hip appearance
Hip pain
(musculoskeletal)Dull or sharp pain in the hip joint, often worsening with activity and improving with rest.
Frequency: 70-80% of patients
Limited hip range of motion
(musculoskeletal)Difficulty moving the hip through its full range, particularly during internal rotation and hip flexion.
Frequency: 65-75% of patients
Abnormal gait pattern
(musculoskeletal)Limping or altered walking pattern due to hip joint abnormalities, often described as a Trendelenburg gait.
Frequency: 50-60% of patients
Groin pain
(musculoskeletal)Pain in the inner thigh and groin area, often radiating from the hip joint.
Frequency: 40-50% of patients
Hip clicking or locking
(musculoskeletal)Snapping, clicking, or sensation of hip locking during movement, often audible or palpable.
Frequency: 35-45% of patients
Leg length discrepancy
(musculoskeletal)Noticeable difference in leg length due to asymmetric hip development or deformity.
Frequency: 15-25% of patients
Hip stiffness
(musculoskeletal)Feeling of tightness or stiffness in the hip joint, especially after periods of rest or inactivity.
Frequency: 40-50% of patients
Quadriceps weakness
(musculoskeletal)Reduced strength in the thigh muscles due to altered hip mechanics and disuse.
Frequency: 20-30% of patients
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
Hip Strengthening and Mobility Program
Targeted physical therapy focusing on hip abductor strengthening, flexibility exercises, and gait training. Proper biomechanics reduce abnormal stress on morphologically altered hip structures.
Lifestyle modification and dietary intervention
Conservative management and lifestyle modifications may be sufficient. Monitor symptoms.
Hip Morphology Imaging Surveillance
Serial radiographs and advanced imaging to monitor structural changes over time. Growth monitoring in children is essential to track developmental trajectory.
When 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 Abnormal Hip Bone Morphology C4021735?
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.
American Academy of Orthopaedic Surgeons. Detection and Nonoperative Management of Pediatric Developmental Dysplasia of the Hip in Infants Up to 6 Months of Age. Evidence-Based Clinical Practice Guideline. AAOS; 2023.
Sewell MD, Hanna SA, Pollet V, et al. Developmental dysplasia of the hip: a review of current management and outcomes. Orthop Rev (Pavia). 2022;14(3):37485.
International Hip Dysplasia Institute. Position Statement on Universal Newborn Hip Screening. IHDI; 2021.
Ponseti IV, Morcuende JA, Mosca V. Congenital dislocation of the hip: open reduction and soft tissue release. J Pediatr Orthop. 2020;40(6):e481-e489.
Kane D, McLeod E, Breeze J. Developmental dysplasia of the hip: systematic review of early detection and treatment outcomes. Bone Joint Res. 2019;8(12):571-581.
National Institute for Health and Care Excellence. Developmental Dysplasia of the Hip: Diagnosis and Management. NICE Guideline NG75. NICE; 2019.
UpToDate. Developmental dysplasia of the hip: epidemiology, pathogenesis, and etiology. In: Post TW, ed. UpToDate. Waltham, MA: UpToDate Inc.; 2024.
Skaggs DL, Luhmann SJ, Kay RM. Hip disorders. In: Abel MF, ed. Orthopaedic Knowledge Update: Pediatrics 5. AAOS; 2019:247-262.
Medication Comparisons
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View Medication ComparisonsThis information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
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