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TX: CodeSystem special-values

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Last updated: October 31, 2019 at 10:29:23 PM UTC
Defining URL http://terminology.hl7.org/CodeSystem/special-values
Version 4.0.1
Name SpecialValues
Title SpecialValues
Status draft
Definition

A set of generally useful codes defined so they can be included in value sets.
Committee fhir
Source hl7.fhir.r4.core#4.0.1
Value Set SpecialValues

This case-sensitive code system http://terminology.hl7.org/CodeSystem/special-values defines the following codes:

Code Display Definition
true true Boolean true.
false false Boolean false.
trace Trace Amount Detected The content is greater than zero, but too small to be quantified.
sufficient Sufficient Quantity The specific quantity is not known, but is known to be non-zero and is not specified because it makes up the bulk of the material.
withdrawn Value Withdrawn The value is no longer available.
nil-known Nil Known The are no known applicable values in this context.