The ISARIC COVID-19 case report form collects data on patients medical history. A detailed completion guide collects data on patients medical history.
A planned ISARIC validation study requires a series of SNOMED CT codelists to replicate as closely as possible the details given in the ISARIC case report form.
This codelist is designed to identify people with chronic hepatitis, to be used in combination with other codelists to identify people with various severities of liver disease.
Coding system*
SNOMED CT
Sensitivity versus specificity / Relevent definitions
Chronic hepatitis definition: chronic inflammatory reaction in the liver as shown by liver function tests and histology and continuing without improvement for at least six months.
Existing relevant codelists
N/A
Search terms / synonyms / search strategy
Identify "Chronic hepatitis" parent term. Include all child terms.
User Requirements*
The ISARIC COVID-19 case report form collects data on patients medical history. A detailed completion guide collects data on patients medical history. A planned ISARIC validation study requires a series of SNOMED CT codelists to replicate as closely as possible the details given in the ISARIC case report form. This codelist is designed to identify people with chronic hepatitis, to be used in combination with other codelists to identify people with various severities of liver disease.
Coding system*
SNOMED CT
Sensitivity versus specificity / Relevent definitions
Chronic hepatitis definition: chronic inflammatory reaction in the liver as shown by liver function tests and histology and continuing without improvement for at least six months.
Existing relevant codelists
N/A
Search terms / synonyms / search strategy
Identify "Chronic hepatitis" parent term. Include all child terms.
Inclusion Criteria for Codes
Under "Chronic hepatitis" parent term
Exclusion Criteria for Codes
Non-chronic hepatitis
Borderline cases
No response
Final codelist
https://www.opencodelists.org/codelist/user/chriswood/chronic-hepatits/567f44e9/