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Home/Diagnosis/ICD-10 Coding for Aortic Ectasia and Retinal Ganglion Cell Pathology

ICD-10 Coding for Aortic Ectasia and Retinal Ganglion Cell Pathology

I77.810
H47.391

Complete ICD-10-CM coding and documentation guide for icd-10 coding for aortic ectasia and retinal ganglion cell pathology includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
Thoracic Aortic Ectasia
Retinal Ganglion Cell Disorders
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Key Information: ICD-10 Coding for Aortic Ectasia and Retinal Ganglion Cell Pathology

Essential facts and insights about ICD-10 Coding for Aortic Ectasia and Retinal Ganglion Cell Pathology

Use ICD-10 code I77.810 for thoracic aortic ectasia, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Thoracic aortic ectasia

Billable Code
I77.810
Billable

Diagnostic Criteria

clinical_criteria:
  • • Aortic diameter between 3.5cm and 5.5cm

Applicable To

  • • Ascending aortic ectasia
  • • Descending aortic ectasia

Important Notes

  • • Ensure accurate measurement documentation.

Disorder of retinal ganglion cells, right eye

Billable Code
H47.391
Billable

Diagnostic Criteria

clinical_criteria:
  • • OCT showing >30% RGC layer thinning
  • • Visual field defect correlation

Applicable To

  • • Retinal ganglion cell layer thinning

Important Notes

  • • Document OCT and visual field results.
Ancillary Codes

Additional codes that may be used with this diagnosis

Q23.83

Congenital bicuspid aortic valve

Use when congenital valve anomaly is present.

R94.110

Abnormal visual evoked potential

Use to document electrophysiological findings.

Frequently Asked Questions

What is the ICD-10 code for thoracic aortic ectasia?

The ICD-10 code for thoracic aortic ectasia is I77.810, used for aortic dilation without aneurysm.

How is retinal ganglion cell pathology documented?

Retinal ganglion cell pathology is documented using OCT and visual field tests, coded as H47.391.

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