FDA CDRH GUDID Terminology OS Authorized Value Terminology OS Vitals Table ACC/AHA Cardiovascular and Noncardiovascular Complications of COVID-19 Terminology Appendix 6: Symptoms and Signs Terminology Appendix 7: Diagnostic Procedures Terminology Physical Examination Terminology ACC/AHA COVID-19 Appendix Authorized Values HL7 FHIR v5.0.0 R5 Unit of Measure Terminology Millimeter of Mercury ACC/AHA mmHg A unit of pressure equal to 0.001316 atmosphere and equal to the pressure indicated by one millimeter rise of mercury in a barometer at the Earth's surface. (NCI) Millimeter of Mercury C49670 PCDC CL448531 CDISC A non-SI unit of pressure equal to 133,332 Pa or 1.316E10-3 standard atmosphere. Use of this unit is generally deprecated by ISO and IUPAC. FDA Millimeter_of_Mercury Millimeter of Mercury millimeter of mercury HL7 mm[Hg] Quantitative Concept A non-SI unit of pressure equal to 133,332 Pa or 1.316E10-3 standard pressure. Use of this unit is generally deprecated by ISO or IUPAC. Clinical Data Interchange Standards Consortium Terminology CDISC SDTM Unit for Vital Sign Result Terminology CDISC SDTM Terminology Manometric Unit of Pressure HL7 Unit of Measure Terminology CDISC SDTM Unit of Measure Terminology CDISC SEND Terminology