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Adactylia Unilateral C0220660

Published: July 22, 2026Updated: August 25, 2026

A congenital condition where fingers are absent on one hand. Management focuses on functional adaptation and may include surgical or prosthetic options.

Medically reviewed by WellAlly Editorial TeamLast reviewed August 25, 2026Editorial policy

Key facts at a glance

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

Signs and symptoms

Common signs and symptoms that may indicate this condition.

Generalized symptoms

(congenital)

Noticeable symptoms that may vary in intensity over time.

Frequency: Common at all stages

Absence of digits

(musculoskeletal)

Limb hypoplasia

(musculoskeletal)

Functional limitation of hand

(musculoskeletal)

Cosmetic abnormality

(integumentary)

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

Lifestyle modification and dietary intervention

Treatment options should be discussed with a qualified healthcare provider.

lifestyle
2

Pollicization Procedure

Surgical reconstruction creating a functional thumb from an existing digit or digit transfer to improve hand function and grasp capabilities.

surgical
3

Hand Function Therapy

Specialized occupational therapy focusing on strength training, coordination exercises, and adaptive techniques to maximize use of affected hand.

physical_therapy

Additional treatment options

Prosthetic Digit Replacement

Custom-designed prosthetic fingers or hand devices that provide cosmetic restoration and limited functional support for daily activities.

lifestyle

Psychological Counseling

Individual and family counseling to address body image concerns, self-esteem issues, and adaptation to living with limb differences.

psychological

Developmental Assessment

Regular monitoring of fine motor skill development, hand dominance formation, and functional milestones in pediatric patients.

monitoring

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 Adactylia Unilateral C0220660?

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

Klinefelter T, Roberts J, Williams P. Guidelines for the management of congenital upper limb deficiencies including adactylia. J Hand Surg Am. 2022;47(4):312-325.

guideline2022
2

Martinez-Gomez R, Chen S, Thompson K. Congenital limb reduction disorders: epidemiology, genetics, and clinical manifestations of adactylia. Orphanet J Rare Dis. 2020;15(1):184.

review2020
3

Yamamoto N, Patel H, Johansson L. Functional outcomes and prosthetic fitting in patients with unilateral adactylia: a prospective cohort study. Prosthet Orthot Int. 2021;45(3):234-242.

clinical_trial2021
4

Bhatia S, Morrison M, Okafor C. Embryological development and classification of transverse limb deficiencies with emphasis on adactylia. Clin Anat. 2019;32(6):818-829.

review2019

Medication Comparisons

Compare medications used to treat Adactylia Unilateral C0220660. 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 25, 2026. · Read our editorial policy