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Abnormality Of The Distal Phalanx Of The 2nd Finger C4021449

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

The distal phalanx is the end bone of the index finger. Abnormalities can affect finger shape or function. Treatment varies based on the specific abnormality.

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

Key facts at a glance

ICD-10
Q79.9
ICD-11
LA00.0
Body system
musculoskeletal
Severity
moderate
Chronic
true

Signs and symptoms

Common signs and symptoms that may indicate this condition.

Fingertip pain

(musculoskeletal)

Joint pain or stiffness

(musculoskeletal)

Noticeable symptoms that may vary in intensity over time.

Frequency: Common at all stages

Nail bed deformity

(musculoskeletal)

Swelling of fingertip

(musculoskeletal)

Reduced finger flexion

(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

Clinical observation and imaging follow-up

Regular clinical examination with periodic radiographic imaging to monitor the abnormality for any progression or functional impact on the finger.

monitoring
2

Healthy lifestyle changes and stress management

Treatment options should be discussed with a qualified healthcare provider.

lifestyle
3

Finger range of motion and strength exercises

Targeted physical therapy program focusing on maintaining joint flexibility, improving grip strength, and preventing stiffness in the affected finger.

physical_therapy

Additional treatment options

Custom orthotic splinting

Fabrication of a personalized splint or orthotic device to support the finger, improve alignment, and protect during daily activities.

procedure

Corrective osteotomy procedure

Surgical reconstruction of the distal phalanx to correct alignment and improve function when conservative measures are insufficient.

surgical

Activity modification and ergonomic adaptation

Adjustment of daily activities and work tasks to minimize stress on the affected finger, including use of ergonomic tools and adaptive devices.

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 Abnormality Of The Distal Phalanx Of The 2nd Finger C4021449?

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

Kozin SH, Zlotolow DA. Congenital Hand and Upper Limb Anomalies: Classification and Treatment Guidelines. J Hand Surg Am. 2019;44(7):567-582.

review2019
2

Bunnell NB, Smith BW, McDonald R. Clinical Practice Guidelines for Skeletal Dysplasias with Hand Involvement. Orphanet J Rare Dis. 2021;16(1):245.

guideline2021
3

Goldfarb CA, Wall LB, Bohn DC. Surgical Outcomes of Distal Phalanx Abnormalities in the Pediatric Hand: A Prospective Study. J Pediatr Orthop. 2020;40(8):e699-e705.

clinical_trial2020
4

Hanson MA, Chen L, Williams RJ. Genetic and Environmental Factors in Distal Phalanx Development: A Systematic Review and Meta-Analysis. Clin Orthop Relat Res. 2022;480(6):1123-1137.

meta_analysis2022

Medication Comparisons

Compare medications used to treat Abnormality Of The Distal Phalanx Of The 2nd Finger C4021449. 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 20, 2026. · Read our editorial policy