9C40.4 Ischaemic optic neuropathy
International Classification of Diseases for Mortality and Morbidity Statistics, 11th Revision, v2024-01
Optic nerve disorders caused by an ischaemic process of the optic nerve
sections/codes in this section (9C40.4-9C40.4)
- Anterior ischemic optic neuropathy (9C40.40)
- Posterior ischemic optic neuropathy (9C40.41)
- Other specified ischaemic optic neuropathy (9C40.4Y)
- Ischaemic optic neuropathy, unspecified (9C40.4Z)
postcoordination
Add Stem and/or Extension codes to form a cluster code which adds detail to the condition.
Laterality - only one may be selected
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