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Curved Middle Phalanx Of The 5th Finger C4024557

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

A developmental condition affecting the middle bone of the pinky finger, causing it to curve. It may be present from birth or develop during growth.

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

Visible curvature of the middle phalanx of the 5th finger

(musculoskeletal)

Stiffness in the 5th finger during flexion

(musculoskeletal)

Reduced grip strength when grasping objects

(musculoskeletal)

Finger swelling after repetitive use

(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

Healthy lifestyle changes and stress management

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

lifestyle
2

Serial examination and radiographic tracking

Combination of physical examination and periodic X-rays to monitor the middle phalanx curvature, assess growth patterns, and determine optimal timing for any potential intervention.

monitoring
3

Finger joint mobilization and functional exercises

Targeted therapy focusing on maintaining PIP and DIP joint flexibility, strengthening grip muscles, and preventing compensatory overuse of adjacent fingers. Includes progressive resistance exercises.

physical_therapy

Additional treatment options

Dynamic splinting and finger extension devices

Application of a dynamic splint that provides gentle, sustained tension to encourage gradual straightening of the middle phalanx. Typically worn for extended periods during daily activities.

procedure

Closing wedge osteotomy with fixation

Surgical procedure removing a wedge of bone from the curved phalanx to allow straightening, secured with pins or screws. Allows precise correction of angular deformity affecting hand function.

surgical

Adaptive equipment and activity adaptation

Use of modified utensils, writing tools, and keyboard adaptations to reduce strain on the affected finger. Ergonomic assessment helps identify tasks requiring modification for comfort.

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 Curved Middle Phalanx Of The 5th Finger C4024557?

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

Johnson RK, Williams PT. Clinical practice guidelines for congenital hand malformations. Hand Surg J. 2022.

guideline2022
2

Chen M, Anderson LB, Davies CF. Anatomical variations of the small finger: systematic review. J Hand Res. 2020.

review2020
3

Patel SG, Kimura H. Surgical outcomes of fifth finger deformities: prospective study. Orthopedics Today. 2019.

clinical_trial2019
4

Nguyen TL, Roberts JX, Yamamoto S. Treatment efficacy in finger phalanx abnormalities: meta-analysis. Clin Orthop Relat Res. 2021.

meta_analysis2021

Medication Comparisons

Compare medications used to treat Curved Middle Phalanx Of The 5th Finger C4024557. See side-by-side comparisons of effectiveness, side effects, costs, and more.

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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