This value set includes codes based on the following rules:

• Include these codes as defined in http://snomed.info/sct version http://snomed.info/sct/731000124108/version/20200901

  Code	Display
  420364006	Anaplasma phagocytophilum
  59250001	Ehrlichia chaffeensis
  243360008	Ehrlichia ewingii
  27334000	Ehrlichia species
  114218009	Rickettsia africae
  30769009	Rickettsia akari
  32691002	Rickettsia conorii
  85738007	Rickettsia parkeri
  18054009	Rickettsia rickettsii
  698215002	Rickettsia sp 364D
  415342003	Spotted fever group Rickettsia

• Include these codes as defined in urn:oid:2.16.840.1.114222.4.5.274 version 20200526

  Code	Display
  PHC2109	Ehrlichia muris eauclairensis
  PHC2110	Ehrlichia/Anaplasma species

• Include these codes as defined in http://terminology.hl7.org/CodeSystem/v3-NullFlavor version 20090501

  Code	Display
  OTH	other