description: The Procedure Estimated Blood Loss Section may be a subsection of another section such as the Procedure Description Section. The Procedure Estimated Blood Loss Section records the approximate amount of blood that the patient lost during the procedure or surgery. It may be an accurate quantitative amount, e.g., 250 milliliters, or it may be descriptive, e.g., minimal or none. package_name: hl7.cda.us.ccda derivation: constraint name: ProcedureEstimatedBloodLossSection type: http://hl7.org/cda/stds/core/StructureDefinition/Section elements: templateId: index: 0 slicing: rules: open discriminator: - {path: root, type: value} min: 1 slices: section: match: {root: 2.16.840.1.113883.10.20.18.2.9} schema: _required: true index: 1 elements: root: pattern: {type: String, value: 2.16.840.1.113883.10.20.18.2.9} index: 2 extension: {index: 3} required: [root] extensions: {} code: short: Procedure estimated blood loss Narrative index: 4 elements: code: pattern: {type: Code, value: 59770-8} index: 5 codeSystem: pattern: {type: String, value: 2.16.840.1.113883.6.1} index: 6 required: [codeSystem, code] title: {index: 7} text: {short: 'The Estimated Blood Loss section SHALL include a statement providing an estimate of the amount of blood lost during the procedure, even if the estimate is text, such as "minimal" or "none" (CONF:81-8741).', index: 8} package_version: 4.0.0 class: logical kind: logical url: http://hl7.org/cda/us/ccda/StructureDefinition/ProcedureEstimatedBloodLossSection base: http://hl7.org/cda/stds/core/StructureDefinition/Section version: 4.0.0 required: [text, title, templateId, code]