Changes in the 1998 CPT

INFECTIOUS AGENT ANTIGEN DETECTION BY ENZYME IMMUNOASSAY TECHNIQUE, qualitative or semiquantitative, multistep method

  • 87301 Adenovirus enteric types 40/41
  • 87320 Chlamydia trachomatis
  • 87324 Clostridium difficile toxin A
  • 87328 Cryptosporidum/giardia
  • 87332 Cytomegalovirus
  • 87335 Escherichia coli 0157
  • 87340 Hepatitis B surface antigen
  • 87350 Hepatitis Be antigen
  • 87380 Hepatitis: delta agent
  • 87385 Histoplasma capsulatum
  • 87390 HIV-1
  • 87391 HIV-2
  • 87420 Respiratory syncytial virus
  • 87425 Rotavirus
  • 87449 Streptococcus: group A
  • 87449 Multistep method: not otherwise specified
  • 87450 Single-step method: not otherwise specified

INFECTIOUS AGENT DETECTION BY IMMUNOASSAY WITH DIRECT OPTICAL OBSERVATION

  • 87810 Chlamydia trachomatis
  • 87850 Neisseria gonorrhea
  • 87880 Streptococcus: group A
  • 87899 Agent not otherwise specified