• Include these codes as defined in http://terminology.hl7.org/CodeSystem/v3-RoleCode version 📍2.2.0

  Code	Display	Definition
  BRO	brother	The player of the role is a male sharing one or both parents in common with the scoping entity.
  FTWIN	fraternal twin	The scoper and player were carried in the same womb and share common biological parents but are the product of distinct egg/sperm pairs.
  FTWINBRO	fraternal twin brother	The scoper was carried in the same womb as the male player and shares common biological parents but is the product of a distinct egg/sperm pair.
  FTWINSIS	fraternal twin sister	The scoper was carried in the same womb as the female player and shares common biological parents but is the product of a distinct egg/sperm pair.
  HBRO	half-brother	The player of the role is a male related to the scoping entity by sharing only one biological parent.
  HSIB	half-sibling	The player of the role is related to the scoping entity by sharing only one biological parent.
  HSIS	half-sister	The player of the role is a female related to the scoping entity by sharing only one biological parent.
  ITWIN	identical twin	The scoper and player are offspring of the same egg-sperm pair.
  ITWINBRO	identical twin brother	The male scoper is an offspring of the same egg-sperm pair as the male player.
  ITWINSIS	identical twin sister	The female scoper is an offspring of the same egg-sperm pair as the female player.
  NBRO	natural brother	The player of the role is a male having the same biological parents as the scoping entity.
  NSIB	natural sibling	The player of the role has both biological parents in common with the scoping entity.
  NSIS	natural sister	The player of the role is a female having the same biological parents as the scoping entity.
  SIB	sibling	The player of the role shares one or both parents in common with the scoping entity.
  SIS	sister	The player of the role is a female sharing one or both parents in common with the scoping entity.
  STPBRO	stepbrother	The player of the role is a son of the scoping person's stepparent.
  STPSIB	step sibling	The player of the role is a child of the scoping person's stepparent.
  STPSIS	stepsister	The player of the role is a daughter of the scoping person's stepparent.
  TWIN	twin	The scoper and player were carried in the same womb and shared common biological parents.
  TWINBRO	twin brother	The scoper was carried in the same womb as the male player and shares common biological parents.
  TWINSIS	twin sister	The scoper was carried in the same womb as the female player and shares common biological parents.

This value set expansion contains 21 concepts.