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2008 ICD-9-CM Volume 1 Diagnosis Codes Home > Infectious And Parasitic Diseases 001-139 > Other Bacterial Diseases 030-041 > Whooping Cough 033.* >

2008 ICD-9-CM Diagnosis 033.9

Whooping cough unspecified organism

  • Respiratory infections caused not only by B. pertussis, but also by other organisms such as B. parapertussis and B. bronchiseptica; the clincal symptoms are indistinguishable from those of pertussis.
  • 033.9 is a specific code that can be used to specify a diagnosis
  • 033.9 contains 4 index entries
  • View the ICD-9-CM Volume 1 033.* hierarchy


Index entries containing 033.9:

Infection, infected, infective (opportunistic) 136.9Pertussis (see also Whooping cough) 033.9
  • vaccination, prophylactic (against) V03.6
Tussis convulsiva (see also Whooping cough) 033.9
Whooping cough 033.9