List of ICD-9 codes 780–799: symptoms, signs, and ill-defined conditions

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ICD-9 chapters
Chapter Block Title
I 001–139 Infectious and Parasitic Diseases
II 140–239 Neoplasms
III 240–279 Endocrine, Nutritional and Metabolic Diseases, and Immunity Disorders
IV 280–289 Diseases of the Blood and Blood-forming Organs
V 290–319 Mental Disorders
VI 320–389 Diseases of the Nervous System and Sense Organs
VII 390–459 Diseases of the Circulatory System
VIII 460–519 Diseases of the Respiratory System
IX 520–579 Diseases of the Digestive System
X 580–629 Diseases of the Genitourinary System
XI 630–679 Complications of Pregnancy, Childbirth, and the Puerperium
XII 680–709 Diseases of the Skin and Subcutaneous Tissue
XIII 710–739 Diseases of the Musculoskeletal System and Connective Tissue
XIV 740–759 Congenital Anomalies
XV 760–779 Certain Conditions originating in the Perinatal Period
XVI 780–799 Symptoms, Signs and Ill-defined Conditions
XVII 800–999 Injury and Poisoning
E800–E999 Supplementary Classification of External Causes of Injury and Poisoning
V01–V82 Supplementary Classification of Factors influencing Health Status and Contact with Health Services
Morphology of Neoplasms

This is a shortened version of the sixteenth chapter of the ICD-9: Symptoms, Signs and Ill-defined Conditions. It covers ICD codes 780 to 799. The full chapter can be found on pages 455 to 471 of Volume 1, which contains all (sub)categories of the ICD-9. Volume 2 is an alphabetical index of Volume 1. Both volumes can be downloaded for free from the website of the World Health Organization.

Symptoms (780–789)[]

Nonspecific abnormal findings (790–796)[]

  • 790 Nonspecific findings on examination of blood
  • 790.0 Abnormal red blood cell
    • 790.1 Elevated sedimentation rate
    • 790.2
      • 790.21 Impaired fasting glucose
      • 790.22 Impaired glucose tolerance test (oral)
      • 790.29 Other
    • 790.3 Excessive blood level of alcohol
    • 790.4 Abnormal transaminase/LDH
    • 790.5 Other nonspecific abnormal serum enzyme levels
    • 790.6 Abnormal blood chemistry, other
      • Iron overload disorder
    • 790.7 Bacteremia (not septicemia)
    • 790.8 Viremia, unspecified
    • 790.9 Other nonspecific findings on examination of blood
  • 791 Nonspecific findings on examination of urine
  • 792 abnormal findings in other body substances
    • 792.1 Blood in stool, occult
  • 793 Nonspecific abnormal findings on radiological and other examination
    • 793.1 Abnormal X-ray, lung TERM: 9/30/11
    • 793.8 Mammogram, abnormal, unspec.
  • 794 Nonspecific abnormal results of
    • 794.1 Peripheral nervous system and special senses
    • 794.3 Cardiovascular
      • 794.31 Abnormal electrocardiogram
  • 795 Nonspecific abnormal histological and immunological findings
    • 795.0 Nonspecific abnormal Papanicolaou smear of cervix
    • 795.5 Positive PPD TERM: 9/30/11
  • 796 Other nonspecific abnormal findings
    • 796.2 Elevated BP w/o hypertension

Ill-defined and unknown causes of morbidity and mortality (797–799)[]

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