This code system http://build.fhir.org/ig/hl7ch/ch-lab-order/CodeSystem/ServiceRequest.categories defines the following codes:

CodeDisplayDefinition
RequestForLabExam Anforderung von LaboruntersuchungenElectronic ordering of laboratory tests and/or panels
RequestForAdditionalExam Anforderung von zusätzlichen Laboruntersuchungen bei derselben ProbeElectronic ordering of additional laboratory tests for referenced specimen
RequestForPrecedentReport Anforderung vorangehender LaborberichteElectronic ordering of laboratory diagnositic reports
RequestForPrecedentReportAndImages Anforderung vorangehender BilddokumenteElectronic ordering of laboratory images
RequestFor2ndOpinion Anforderung einer ZweitmeinungElectronic ordering of 2nd opinion
ProposalForAdditionalExam Vorschlag für weitere UntersuchungenElectronic proposal for additional exam
RequestForMonit24hBP Anforderung von Monitoring 24 h BlutdruckmessungElectronic ordering of 24 Blood Pressure Monitoring
RequestForMonit24hECG Anforderung von Monitoring 24 h EKGElectronic ordering of 24 Blood Pressure Monitoring
RequestForMonit7dECG Anforderung von Monitoring 7 Tage EKGElectronic ordering of 24 EKG Monitoring
RequestForMonitPO Anforderung von Monitoring nächtliche PulsoxymetrieElectronic ordering of nocturnal Puls Oximetry Monitoring
RequestForMonitPG Anforderung von Monitoring nächtliche PolygrafieElectronic ordering of nocturnal Sleep Polygraphy
 <status value="active"/> <date value="2021-06-01T10:21:46+00:00"/> <publisher value="HL7 Switzerland"/> <contact> <name value="HL7 Switzerland"/> <telecom> <system value="url"/> <value value="https://www.hl7.ch/"/> </telecom> </contact> <contact> <name value="Marcel Hanselmann"/> <telecom> <system value="email"/> <value value="marcel.hanselmann@bluewin.ch"/> </telecom> </contact> <description value="ch-lab-order defines 10 different Kinds of Service Request"/> <jurisdiction> <coding> <system value="urn:iso:std:iso:3166"/> <code value="CH"/> </coding> </jurisdiction> <copyright value="CC-BY-SA-4.0"/> <content value="complete"/> <count value="11"/> <concept> <code value="RequestForLabExam"/> <display value="Anforderung von Laboruntersuchungen"/> <definition value="Electronic ordering of laboratory tests and/or panels"/> </concept> <concept> <code value="RequestForAdditionalExam"/> <display value="Anforderung von zusätzlichen Laboruntersuchungen bei derselben Probe"/> <definition value="Electronic ordering of additional laboratory tests for referenced specimen"/> </concept> <concept> <code value="RequestForPrecedentReport"/> <display value="Anforderung vorangehender Laborberichte"/> <definition value="Electronic ordering of laboratory diagnositic reports"/> </concept> <concept> <code value="RequestForPrecedentReportAndImages"/> <display value="Anforderung vorangehender Bilddokumente"/> <definition value="Electronic ordering of laboratory images"/> </concept> <concept> <code value="RequestFor2ndOpinion"/> <display value="Anforderung einer Zweitmeinung"/> <definition value="Electronic ordering of 2nd opinion"/> </concept> <concept> <code value="ProposalForAdditionalExam"/> <display value="Vorschlag für weitere Untersuchungen"/> <definition value="Electronic proposal for additional exam"/> </concept> <concept> <code value="RequestForMonit24hBP"/> <display value="Anforderung von Monitoring 24 h Blutdruckmessung"/> <definition value="Electronic ordering of 24 Blood Pressure Monitoring"/> </concept> <concept> <code value="RequestForMonit24hECG"/> <display value="Anforderung von Monitoring 24 h EKG"/> <definition value="Electronic ordering of 24 Blood Pressure Monitoring"/> </concept> <concept> <code value="RequestForMonit7dECG"/> <display value="Anforderung von Monitoring 7 Tage EKG"/> <definition value="Electronic ordering of 24 EKG Monitoring"/> </concept> <concept> <code value="RequestForMonitPO"/> <display value="Anforderung von Monitoring nächtliche Pulsoxymetrie"/> <definition value="Electronic ordering of nocturnal Puls Oximetry Monitoring"/> </concept> <concept> <code value="RequestForMonitPG"/> <display value="Anforderung von Monitoring nächtliche Polygrafie"/> <definition value="Electronic ordering of nocturnal Sleep Polygraphy"/> </concept> </CodeSystem>