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v1.0.0
ICD-10 Guide
ICD-10 CodesQ71.43

Q71.43

Billable

Longitudinal reduction defect of radius, bilateral

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/11/2025

Code Description

ICD-10 Q71.43 is a billable code used to indicate a diagnosis of longitudinal reduction defect of radius, bilateral.

Key Diagnostic Point:

Longitudinal reduction defect of the radius is a congenital malformation characterized by the underdevelopment or absence of the radius bone in the forearm. When bilateral, both arms are affected, leading to significant functional limitations and potential deformities. This condition can result from genetic factors, environmental influences, or a combination of both during fetal development. Clinically, patients may present with shortened forearms, limited range of motion, and associated deformities such as ulnar deviation. The condition may also be part of a syndrome involving other congenital anomalies, necessitating a comprehensive evaluation. Early diagnosis and intervention are crucial for optimizing functional outcomes, which may include surgical correction, physical therapy, and adaptive devices. Understanding the etiology and associated conditions is essential for effective management and coding.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variability in clinical presentation and severity
  • Potential association with other congenital anomalies
  • Need for multidisciplinary management
  • Documentation of functional limitations

Audit Risk Factors

  • Inadequate documentation of clinical findings
  • Failure to note associated congenital anomalies
  • Misclassification of severity or type of defect
  • Lack of evidence for functional limitations

Specialty Focus

Medical Specialties

Pediatrics

Documentation Requirements

Detailed growth and developmental assessments, functional evaluations, and family history.

Common Clinical Scenarios

Assessment of a newborn with bilateral forearm shortening, referral for orthopedic evaluation, and planning for surgical intervention.

Billing Considerations

Consideration of psychosocial impacts on the child and family, as well as the need for ongoing follow-up.

Genetics

Documentation Requirements

Genetic testing results, family pedigree, and assessment for syndromic associations.

Common Clinical Scenarios

Genetic counseling for families with a history of limb reduction defects and evaluation for potential syndromes.

Billing Considerations

Understanding the genetic basis of the condition and implications for family planning.

Coding Guidelines

Inclusion Criteria

Use Q71.43 When
  • Follow ICD
  • CM guidelines for coding congenital malformations, ensuring accurate documentation of the condition's severity and associated anomalies
  • Use additional codes as necessary to capture related conditions

Exclusion Criteria

Do NOT use Q71.43 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

25400CPT Code

Osteotomy, radius

Clinical Scenario

Used in surgical correction of radius defects.

Documentation Requirements

Surgical notes detailing the procedure and indications.

Specialty Considerations

Orthopedic specialists should document the rationale for surgery and expected outcomes.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of congenital conditions, improving the accuracy of data collection and reimbursement processes. Q71.43 provides a clear distinction from other limb defects, facilitating better clinical management.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of congenital conditions, improving the accuracy of data collection and reimbursement processes. Q71.43 provides a clear distinction from other limb defects, facilitating better clinical management.

Reimbursement & Billing Impact

reimbursement processes. Q71.43 provides a clear distinction from other limb defects, facilitating better clinical management.

Resources

Clinical References

  • •
    CDC Congenital Malformations

Coding & Billing References

  • •
    CDC Congenital Malformations

Frequently Asked Questions

What are the common treatments for longitudinal reduction defects of the radius?

Treatment often involves a multidisciplinary approach, including orthopedic surgery for correction, physical therapy for rehabilitation, and possibly occupational therapy to assist with daily activities. Early intervention is key to improving functional outcomes.