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v1.0.0
ICD-10 Guide
ICD-10 CodesQ04.6

Q04.6

Billable

Congenital cerebral cysts

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

Code Description

ICD-10 Q04.6 is a billable code used to indicate a diagnosis of congenital cerebral cysts.

Key Diagnostic Point:

Congenital cerebral cysts are fluid-filled sacs that develop in the brain during fetal development. These cysts can vary in size and location, and they may be associated with other congenital malformations of the nervous system, such as anencephaly, spina bifida, hydrocephalus, microcephaly, and holoprosencephaly. The presence of cerebral cysts can lead to increased intracranial pressure, developmental delays, and neurological deficits. Diagnosis is typically made through imaging studies such as ultrasound or MRI, which can reveal the size, number, and location of the cysts. Management may involve monitoring, surgical intervention, or supportive care depending on the cyst's characteristics and associated complications. Understanding the implications of cerebral cysts is crucial for pediatricians and geneticists, as they may indicate underlying genetic syndromes or chromosomal abnormalities that require further evaluation and management.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variability in presentation and associated conditions
  • Need for detailed imaging reports
  • Potential for overlapping diagnoses
  • Documentation of associated neurological deficits

Audit Risk Factors

  • Inadequate documentation of imaging findings
  • Failure to document associated congenital anomalies
  • Misclassification of cyst type or size
  • Lack of clarity in the clinical significance of the cysts

Specialty Focus

Medical Specialties

Pediatrics

Documentation Requirements

Pediatric documentation should include detailed developmental assessments, imaging results, and any associated neurological evaluations.

Common Clinical Scenarios

Common scenarios include monitoring a newborn with cerebral cysts for developmental milestones and assessing for signs of increased intracranial pressure.

Billing Considerations

Pediatric coders should be aware of the potential for co-occurring congenital conditions and ensure comprehensive documentation to support coding.

Genetics

Documentation Requirements

Genetic documentation should include family history, genetic testing results, and any syndromic associations with cerebral cysts.

Common Clinical Scenarios

Genetic counseling may be required for families with a history of congenital malformations, including cerebral cysts.

Billing Considerations

Genetic coders must ensure accurate coding of any identified chromosomal abnormalities that may be associated with the cysts.

Coding Guidelines

Inclusion Criteria

Use Q04.6 When
  • According to ICD
  • 10 coding guidelines, congenital conditions should be coded based on the specific type and location of the malformation, with attention to any associated conditions
  • Documentation must support the diagnosis and any related complications

Exclusion Criteria

Do NOT use Q04.6 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

74160CPT Code

MRI of the brain

Clinical Scenario

Used to evaluate the size and location of cerebral cysts in a pediatric patient.

Documentation Requirements

MRI reports must detail the findings and any associated anomalies.

Specialty Considerations

Pediatric radiologists should provide comprehensive reports to support coding.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of congenital cerebral cysts, improving the accuracy of data collection and reimbursement processes.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of congenital cerebral cysts, improving the accuracy of data collection and reimbursement processes.

Reimbursement & Billing Impact

reimbursement processes.

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 are the common associated conditions with congenital cerebral cysts?

Common associated conditions include spina bifida, hydrocephalus, and other congenital malformations of the nervous system. Genetic syndromes may also be present, necessitating further evaluation.