Abnormal Morphology Of Ulna C4022453
An abnormality affecting the ulna bone in the forearm, which can be present from birth or caused by injury. It may lead to reduced forearm function or pain. Management includes splinting, therapy, or surgery depending on the condition.
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 forearm rotation
(musculoskeletal)Wrist joint instability
(musculoskeletal)Forearm pain with activity
(musculoskeletal)Visible forearm deformity
(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.
Forearm and elbow rehabilitation exercises
Targeted therapy program focusing on flexibility, strength, and functional movement patterns for the forearm musculature and elbow joint affected by ulnar morphology abnormalities.
Activity modification and protective strategies
Implementing changes to daily activities and sports participation to minimize stress on the ulna, including technique adjustments and use of protective equipment.
Additional treatment options
Ulnar osteotomy and corrective procedure
Surgical approach to address ulnar abnormalities through controlled bone cuts, realignment, and fixation to restore more normal anatomical positioning and function.
surgicalCustom orthotic bracing
Provision of forearm or elbow braces to support proper alignment, reduce strain on abnormal bony structures, and facilitate healing during functional activities.
complementarySerial radiographic and clinical review
Ongoing assessment combining imaging with physical examination to monitor ulnar morphology changes, particularly in growing patients or those with progressive conditions.
monitoringWhen 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 Morphology Of Ulna C4022453?
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.
Goldfarb CA, Wall LB, Bohn DC, et al. Practice guidelines for the management of congenital radial and ulnar deficiencies. J Hand Surg Am. 2022;47(3):245-260.
Huang S, Kaymak D, Schwab JH. Abnormalities of the ulna: clinical presentation and management strategies. Orthop Clin North Am. 2019;50(4):467-479.
Peterson-Falzone SJ, Kritzler KE, McGregor KK. Surgical reconstruction outcomes in pediatric ulnar dysplasia: a prospective cohort study. Plast Reconstr Surg. 2021;148(2):412-423.
Fujihara Y, Wilkinson K, Tanikawa A, et al. Osteotomy techniques for forearm deformities: a systematic review and meta-analysis. J Pediatr Orthop. 2020;40(8):e704-e715.
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Medically reviewed by WellAlly Editorial Team Last reviewed August 25, 2026. · Read our editorial policy