Convert ICD-10-CM A18.54 to ICD-9-CM

ICD-10-CM A18.54 converts approximately to:

Note: approximate conversions between ICD-9-CM codes and ICD-10-CM codes may require clinical interpretation in order to determine the most appropriate conversion code(s) for your specific coding situation.

Alternatively, A18.54 can be converted to ICD-9-CM using the following scenario:
Scenario 1

Note: approximate conversions between ICD-9-CM codes and ICD-10-CM codes may require clinical interpretation in order to determine the most appropriate conversion code(s) for your specific coding situation.

Source: 2021 ICD-10-CM CMS General Equivalence Mappings.