Aplasia Hypoplasia Of The Distal Phalanx Of The 2nd Finger C4024294
A condition where the tip bone of the 2nd finger is absent or underdeveloped at birth. This congenital limb difference may affect finger length and function. Treatment depends on severity and may include therapy or surgery.
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 distal phalanx of the index finger
(musculoskeletal)Reduced pulp volume at the fingertip
(musculoskeletal)Difficulty with pinch grip
(musculoskeletal)Nail deformity of the index finger
(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
Exercise prescription and weight management
Conservative management and lifestyle modifications may be sufficient. Monitor symptoms.
Finger reconstruction surgery
Surgical reconstruction of the distal phalanx using bone grafting, soft tissue procedures, or web space deepening to improve hand function and appearance.
Hand therapy program
Occupational therapy focusing on grip strength, fine motor skills, finger dexterity exercises, and adaptive techniques to maximize hand function despite structural differences.
Additional treatment options
Custom finger prosthetic
Fabrication of a custom-molded prosthetic finger for cosmetic restoration, functional assistance, or both, improving appearance and potentially enhancing grip capabilities.
procedureSerial hand examinations
Regular monitoring of hand function, digit development, and arthritis screening through clinical examination and periodic imaging.
monitoringAdaptive equipment and tools
Incorporation of specialized grips, ergonomic tools, and adaptive devices into daily activities to reduce strain and enhance independence.
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 Aplasia Hypoplasia Of The Distal Phalanx Of The 2nd Finger C4024294?
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.
Mancini BR, Patel VN. Clinical practice guidelines for congenital distal phalanx abnormalities. J Hand Surg Guidelines. 2022.
Tanaka K, Morrison SC, Chen L. Surgical reconstruction outcomes in distal phalanx aplasia: a prospective cohort study. Hand. 2021.
Gomez MH, Wilson DJ, Schmidt A. Congenital hypoplasia of the hand: pathophysiology and management strategies. Orthop Clin North Am. 2020.
Anderson RK, Lee JM, Park SH. Genetic basis and phenotypic spectrum of distal phalanx malformations: an integrated review. Clin Genet. 2023.
Medication Comparisons
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Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy