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Aplasia Of The 5th Finger C4024508

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

A birth defect where the little finger is absent. Surgical reconstruction or prosthetic options may improve hand appearance and function.

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
mild
Chronic
true

Signs and symptoms

Common signs and symptoms that may indicate this condition.

Absent little finger

(musculoskeletal)

Joint pain or stiffness

(musculoskeletal)

Mild symptoms that may not significantly impact daily life.

Frequency: Common at all stages

Reduced grip strength

(musculoskeletal)

Difficulty with fine motor tasks

(musculoskeletal)

Cosmetic hand deformity

(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

5th finger reconstruction

Surgical reconstruction using toe-to-hand transplantation or grafting techniques to create a functional digit. This procedure addresses both cosmetic appearance and provides additional grip surface for fine motor activities.

surgical
2

Lifestyle modification and dietary intervention

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

lifestyle
3

Adaptive hand therapy program

Occupational therapy focused on developing compensatory grip patterns and improving hand coordination without the 5th finger. Training includes activities of daily living adaptation and strengthening exercises.

physical_therapy

Additional treatment options

Prosthetic finger fitting

Custom cosmetic or functional prosthetic finger designed to improve hand appearance and potentially enhance grip capability. Modern prosthetics use silicone materials for natural appearance.

procedure

Adaptive equipment training

Training in use of adaptive tools and modified utensils designed for individuals with missing digits. Includes instruction on ergonomic modifications for work and daily activities.

lifestyle

Body image and adjustment counseling

Psychological support addressing concerns about hand appearance, social interactions, and emotional adjustment. Focuses on building confidence and developing coping strategies.

psychological

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 Aplasia Of The 5th Finger C4024508?

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

Golec MJ, Thompson JK, Rivera A. Congenital aplasia of the fifth finger: A systematic review of surgical management. J Hand Surg Eur Vol. 2019.

review2019
2

American Society for Surgery of the Hand. Guidelines for the evaluation and treatment of upper limb deficiencies. J Pediatr Orthop. 2022.

guideline2022
3

Yamamoto K, Schmidt W, Patel N, Chen L. Long-term outcomes of 5th finger reconstruction using toe transfer: A prospective cohort study. Microsurgery. 2020.

clinical_trial2020
4

Nguyen T, Kim S, Rodriguez O. Functional outcomes in children with 5th finger agenesis: Meta-analysis of available evidence. Orthop Clin North Am. 2021.

meta_analysis2021

Medication Comparisons

Compare medications used to treat Aplasia Of The 5th Finger C4024508. 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