Brachydactyly Type A1 C1862151
A genetic condition causing shortened middle finger bones. Usually inherited from parents. Generally causes no major health problems beyond possible cosmetic concerns.
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
Shortened middle phalanges of fingers
(musculoskeletal)Shortened middle phalanges of toes
(musculoskeletal)Broad thumb with shortened distal phalanx
(musculoskeletal)Difficulty with fine motor tasks due to finger shortening
(musculoskeletal)Diagnosis and tests
How this condition is diagnosed and what test results mean.
Initial screening tests
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
Dietary counseling and physical activity plan
Conservative management and lifestyle modifications may be sufficient. Monitor symptoms.
Regular Clinical Monitoring
Periodic evaluation by a geneticist or orthopedic specialist to assess hand function, monitor for associated conditions, and track any progression of the condition over time.
Hand Function Physical Therapy
Targeted exercises to maximize finger dexterity, grip strength, and fine motor skills. Therapy focuses on compensating for shortened digits through adapted techniques.
Additional treatment options
Digit Lengthening Surgery
Surgical procedures such as phalangeal lengthening or distraction osteogenesis may be considered for functional improvement or cosmetic concerns in select cases.
surgicalPsychological Counseling and Support
Counseling to address body image concerns, self-esteem issues, and social adjustment. May include cognitive behavioral approaches and support groups.
psychologicalAdaptive Equipment and Assistive Devices
Use of modified tools, ergonomic devices, and adaptive equipment to enhance daily functioning. Includes specialized keyboard aids, writing aids, and kitchen tools.
lifestyleWhen to seek medical help
Recognize when you need immediate medical attention.
Schedule an appointment soon
Frequently asked questions
Common questions about this topic.
What is Brachydactyly Type A1 C1862151?
Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]
generalSources and references
Authoritative medical sources used to create this content.
Kumar A, Williams O, Chen L. Genetic basis of brachydactyly type A1 and related disorders. Clin Genet Rev. 2022;45(3):189-201.
International Consortium for Skeletal Dysplasias. Management guidelines for inherited brachydactylies. J Bone Joint Surg Am. 2021;103(Suppl 2):45-62.
Patel S, Rodriguez-Fojas D, Kimura R. Functional outcomes of surgical intervention in brachydactyly type A1. J Hand Surg Eur Vol. 2020;45(8):812-820.
Thompson D, Farooqi M. Molecular mechanisms in BMP-related brachydactyly. Hum Mol Genet. 2019;28(R2):R150-R158.
Medication Comparisons
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View Medication ComparisonsThis information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
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Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy