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v1.0.0
ICD-10 Guide
ICD-10 CodesG97.2

G97.2

Billable

Intracranial hypotension following ventricular shunting

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/05/2025

Code Description

ICD-10 G97.2 is a billable code used to indicate a diagnosis of intracranial hypotension following ventricular shunting.

Key Diagnostic Point:

Intracranial hypotension following ventricular shunting is a condition characterized by a decrease in cerebrospinal fluid (CSF) pressure, which can occur after the placement of a ventricular shunt. This condition may lead to a variety of symptoms, including severe headaches, neck pain, and other neurological deficits. The pathophysiology involves the imbalance between CSF production and absorption, often exacerbated by the shunting procedure itself. Patients may experience orthostatic headaches that worsen when standing and improve when lying down. Autonomic dysfunction may also manifest, leading to symptoms such as dizziness, nausea, and visual disturbances. In some cases, this condition can complicate pre-existing hydrocephalus or other nervous system disorders, necessitating careful monitoring and management. Diagnosis typically involves clinical evaluation, imaging studies, and possibly lumbar puncture to assess CSF pressure. Treatment may include conservative measures such as hydration and caffeine, or more invasive options like blood patching to restore CSF pressure.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Requires understanding of post-surgical complications
  • Differentiation from other types of intracranial hypotension
  • Potential overlap with other neurological conditions
  • Need for precise documentation of symptoms and treatment

Audit Risk Factors

  • Inadequate documentation of symptoms
  • Failure to link the condition to the surgical procedure
  • Misclassification of headache types
  • Lack of follow-up documentation

Specialty Focus

Medical Specialties

Neurology

Documentation Requirements

Detailed history of symptoms, surgical history, and neurological examination findings.

Common Clinical Scenarios

Patients presenting with post-shunt headaches, dizziness, or other neurological deficits.

Billing Considerations

Ensure clear documentation of the relationship between shunting and symptoms to support coding.

Neurosurgery

Documentation Requirements

Operative reports, post-operative follow-up notes, and imaging studies.

Common Clinical Scenarios

Post-operative management of patients with ventricular shunts experiencing complications.

Billing Considerations

Document the indication for shunt placement and any complications encountered.

Coding Guidelines

Inclusion Criteria

Use G97.2 When
  • According to ICD
  • 10 guidelines, G97
  • 2 should be used when there is a clear link between the ventricular shunting procedure and the development of intracranial hypotension
  • Documentation must support the diagnosis and its relation to the surgical intervention

Exclusion Criteria

Do NOT use G97.2 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

62270CPT Code

Insertion of ventricular shunt

Clinical Scenario

Used when documenting the procedure leading to G97.2.

Documentation Requirements

Operative report detailing the procedure and indication.

Specialty Considerations

Neurosurgeons must provide clear documentation of the procedure and any complications.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of post-surgical complications, including G97.2, which enhances the ability to track and manage these conditions effectively.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of post-surgical complications, including G97.2, which enhances the ability to track and manage these conditions effectively.

Reimbursement & Billing Impact

reimbursement.

Resources

Clinical References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Coding & Billing References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Frequently Asked Questions

What symptoms indicate the need to code G97.2?

Symptoms such as severe headaches, dizziness, and other neurological deficits following ventricular shunting should prompt consideration of G97.2.