Persons with potential health hazards related to communicable diseases (Z20-Z29)
Z20: Contact with and (suspected) exposure to communicable diseases

excludes1
carrier of infectious disease (Z22.-)
diagnosed current infectious or parasitic disease -see Alphabetic Index

excludes2
personal history of infectious and parasitic diseases (Z86.1-)
Z20.0: Contact with and (suspected) exposure to intestinal infectious diseases
Z20.1: Contact with and (suspected) exposure to tuberculosis
Z20.2: Contact with and (suspected) exposure to infections with a predominantly sexual mode of transmission
Z20.3: Contact with and (suspected) exposure to rabies
Z20.4: Contact with and (suspected) exposure to rubella
Z20.5: Contact with and (suspected) exposure to viral hepatitis
Z20.6: Contact with and (suspected) exposure to human immunodeficiency virus [HIV]
Z20.7: Contact with and (suspected) exposure to pediculosis, acariasis and other infestations
Z20.8: Contact with and (suspected) exposure to other communicable diseases
Z20.9: Contact with and (suspected) exposure to unspecified communicable disease

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