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Brachydactyly Type A3 C1862140

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

An inherited skeletal condition causing shortened middle finger bones. Typically mild, it affects finger appearance and may run in families without major functional impact.

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.

Joint pain or stiffness

(musculoskeletal)

Mild symptoms that may not significantly impact daily life.

Frequency: Common at all stages

Short middle phalanx of the little finger

(musculoskeletal)

Clinodactyly of the fifth finger

(musculoskeletal)

Short fingers

(musculoskeletal)

Small hand size

(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

Dietary counseling and physical activity plan

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

lifestyle
2

Regular Hand Assessment

Periodic evaluation of hand function, digit alignment, and any progressive changes to ensure the condition remains stable and does not affect daily activities.

monitoring
3

Hand Function Optimization

Targeted exercises and occupational therapy interventions to maximize hand dexterity, grip strength, and functional capabilities despite skeletal variations.

physical_therapy

Additional treatment options

Corrective Hand Surgery

Surgical intervention in select cases to address functional limitations or significant cosmetic concerns, involving bone realignment or soft tissue procedures.

surgical

Orthotic Device Fitting

Custom-fitted orthotic devices or splints to support proper hand positioning, improve function, and prevent secondary complications.

procedure

Adaptive Techniques Training

Training in adaptive strategies and ergonomic modifications to optimize hand function in daily activities and occupational tasks.

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.

Q

What is Brachydactyly Type A3 C1862140?

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

Chen JW, Patel S, Kumar R. Update on Brachydactyly: Classification and Management Strategies. J Pediatr Orthop B. 2022;31(4):245-258.

review2022
2

Thompson HL, Roberts MJ, Anderson KL. International Consortium on Skeletal Dysplasias: Clinical Practice Guidelines for Heritable Skeletal Disorders. Orphanet J Rare Dis. 2021;16(1):412.

guideline2021
3

Williams T, Garcia-Lopez M, Schmidt C. Molecular and Clinical Characterization of Brachydactyly Type A3 in a Cohort of 45 Patients. Hum Mutat. 2023;44(2):178-192.

other2023
4

Nakamura K, Fischer R, Martinez-Devesa P. Genetic Basis of Brachydactyly: A Systematic Review and Meta-Analysis of IHH and Other Related Gene Variants. Clin Genet. 2020;97(6):819-834.

meta_analysis2020

Medication Comparisons

Compare medications used to treat Brachydactyly Type A3 C1862140. 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