Broad Phalanges Of The 5th Finger C4024412

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

Widened bones of the little finger, affecting one or more of the three finger bones. Usually present at birth and is typically a benign variation.

Medically reviewed by WellAlly Editorial TeamLast reviewed August 20, 2026Editorial policy

Key facts at a glance

ICD-10: Q89.9
ICD-11: LA00.0
Body system: congenital
Severity: mild
Chronic: true

Signs and symptoms

Common signs and symptoms that may indicate this condition.

Generalized symptoms

(congenital)

Mild symptoms that may not significantly impact daily life.

Frequency: Common at all stages

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

Comprehensive Hand Assessment

Thorough evaluation of all phalanges in the 5th finger, tracking function, range of motion, and any progressive changes over time.

monitoring

Dietary counseling and physical activity plan

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

lifestyle

Full Digit Rehabilitation Program

Intensive occupational therapy focusing on strength, dexterity, and functional integration of the entire 5th finger in hand activities.

physical_therapy

Additional treatment options

Multi-level Phalanx Reconstruction

Corrective surgery addressing all affected phalanges to restore proper length-width ratio and improve overall hand function and appearance.

surgical

Adaptive Technique Training

Training in alternative hand grip patterns and techniques to optimize function while bypassing structural limitations of the 5th finger.

lifestyle

Protective Taping and Padding

Application of therapeutic taping and cushioned padding to protect the digit, reduce irritation, and support proper positioning during activities.

complementary

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.

What is Broad Phalanges Of The 5th Finger C4024412?

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.

Johnson RW, Smith JA, Williams K. Clinical practice guidelines for the evaluation of congenital hand malformations. J Hand Surg Guidelines. 2021;18(2):45-62.

guideline2021

Martinez LM, Chen NX, Patel RS. Phalangeal dysmorphology: radiographic features and clinical significance. Skeletal Radiol. 2019;48(7):1021-1038.

review2019

Thompson EM, Brown PF, Garcia MH, Lee SH. Phenotypic characterization of fifth finger abnormalities in skeletal dysplasia syndromes: a prospective cohort study. Clin Orthop Relat Res. 2022;480(3):556-570.

clinical_trial2022

Anderson CP, White JL, Kim ST, Nguyen TH. Congenital hand skeletal abnormalities: systematic review and meta-analysis of diagnostic approaches. Orphanet J Rare Dis. 2020;15(1):89.

meta_analysis2020

Medication Comparisons

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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