This value set includes codes based on the following rules:

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

  Code	Display
  PHC449	Hospital refuses/not participating
  PHC1621	Isolate Discrepancy (2x)
  PHC447	Isolate not available at hospital lab
  PHC448	Isolate not available at state public health lab

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

  Code	Display
  410529002	Isolate not needed
  404523002	Organism not viable