| Name | Type | Code | Countries | |
|---|---|---|---|---|
| How a test came to be ordered 3 codes Code system · CodeSystem/request-origin | Code system | CodeSystem/request-origin | All | |
| Lab result answers with no standard code 31 codes Code system · CodeSystem/lab-answer | Code system | CodeSystem/lab-answer | All | |
| Laboratory sections 7 codes Code system · CodeSystem/lab-section | Code system | CodeSystem/lab-section | All | |
| Master catalogue observations 464 codes Code system · CodeSystem/observation | Code system | CodeSystem/observation | All | |
| Master catalogue tests 200 codes Code system · CodeSystem/test | Code system | CodeSystem/test | All | |
| Why a specimen is rejected at reception 6 codes Code system · CodeSystem/specimen-rejection-reason | Code system | CodeSystem/specimen-rejection-reason | All |