This is the ValueSet that contains all the codes in BR Sinais Vitais (https://terminologia.saude.gov.br/fhir/ValueSet/BRSinaisVitais) and BR Sinais Vitais (https://terminologia.saude.gov.br/fhir/ValueSet/BRSinaisVitais). E.g. what you have to deal with if you get resources containing codes in either of them