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ICD-10 Guide
ICD-10 CodesQ26.6

Q26.6

Billable

Portal vein-hepatic artery fistula

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

Code Description

ICD-10 Q26.6 is a billable code used to indicate a diagnosis of portal vein-hepatic artery fistula.

Key Diagnostic Point:

Portal vein-hepatic artery fistula is a rare congenital vascular malformation characterized by an abnormal connection between the portal vein and the hepatic artery. This condition can lead to significant hepatic complications due to altered blood flow dynamics, including hepatic ischemia or hyperperfusion. Clinically, patients may present with symptoms such as abdominal pain, jaundice, or signs of liver dysfunction. Diagnosis is typically confirmed through imaging studies such as Doppler ultrasound, CT angiography, or MRI, which can visualize the abnormal vascular connections. Management may involve surgical intervention to correct the fistula, especially in symptomatic patients. Understanding the implications of this condition is crucial for pediatricians and geneticists, as it may be associated with other congenital anomalies or syndromes, necessitating a comprehensive evaluation of the patient’s overall health and genetic background.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variability in clinical presentation and severity of symptoms
  • Need for imaging studies to confirm diagnosis
  • Potential association with other congenital anomalies
  • Differentiation from other vascular malformations

Audit Risk Factors

  • Inadequate documentation of imaging studies
  • Failure to note associated congenital anomalies
  • Misclassification of the type of vascular malformation
  • Lack of clarity in the clinical presentation

Specialty Focus

Medical Specialties

Pediatrics

Documentation Requirements

Detailed clinical notes on symptoms, imaging results, and treatment plans are essential for pediatric patients with congenital vascular malformations.

Common Clinical Scenarios

Pediatric patients presenting with abdominal pain or jaundice, requiring evaluation for potential vascular anomalies.

Billing Considerations

Pediatric coders must be aware of the developmental implications of vascular malformations and their potential impact on growth and development.

Genetics

Documentation Requirements

Genetic evaluations may be necessary to assess for syndromic associations with congenital vascular malformations.

Common Clinical Scenarios

Patients with a family history of congenital anomalies or syndromes undergoing genetic counseling.

Billing Considerations

Genetic coders should consider the implications of chromosomal abnormalities that may co-occur with vascular malformations.

Coding Guidelines

Inclusion Criteria

Use Q26.6 When
  • Follow official ICD
  • CM guidelines for coding congenital malformations, ensuring accurate documentation of the condition, associated anomalies, and any surgical interventions

Exclusion Criteria

Do NOT use Q26.6 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

47563CPT Code

Transjugular intrahepatic portosystemic shunt (TIPS)

Clinical Scenario

Used in cases where portal vein-hepatic artery fistula leads to portal hypertension.

Documentation Requirements

Documentation of indications for TIPS and imaging studies supporting the need for the procedure.

Specialty Considerations

Interventional radiology may be involved in the management of these cases.

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, including portal vein-hepatic artery fistula, which enhances the ability to track and manage these rare conditions effectively.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of congenital conditions, including portal vein-hepatic artery fistula, which enhances the ability to track and manage these rare conditions effectively.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of congenital conditions, including portal vein-hepatic artery fistula, which enhances the ability to track and manage these rare conditions effectively.

Resources

Clinical References

  • •
    Congenital Vascular Malformations

Coding & Billing References

  • •
    Congenital Vascular Malformations

Frequently Asked Questions

What are the common symptoms of portal vein-hepatic artery fistula?

Common symptoms include abdominal pain, jaundice, and signs of liver dysfunction. Patients may also present with complications related to altered blood flow, such as hepatic ischemia.