Use additional code to identify:
exposure to environmental tobacco smoke (Z77.22)
history of tobacco dependence (Z87.891)
occupational exposure to environmental tobacco smoke (Z57.31)
tobacco dependence (F17.-)
tobacco use (Z72.0)

Excludes1

  • neonatal hypertension (P29.2)
  • primary pulmonary hypertension (I27.0)

Excludes2

  • hypertensive disease complicating pregnancy, childbirth and the puerperium (O10-O11, O13-O16)
  1. I15 Secondary hypertension

    Excludes1

    • postprocedural hypertension (I97.3)

    Excludes2

    • secondary hypertension involving vessels of brain (I60-I69)
    • secondary hypertension involving vessels of eye (H35.0-)
    1. I15.0 Renovascular hypertension

    2. I15.1 Hypertension secondary to other renal disorders

    3. I15.2 Hypertension secondary to endocrine disorders

    4. I15.8 Other secondary hypertension

    5. I15.9 Secondary hypertension, unspecified

Abbreviations used here:

NEC Not elsewhere classifiable
This abbreviation in the Tabular List represents “other specified”. When a specific code is not available for a condition, the Tabular List includes an NEC entry under a code to identify the code as the “other specified” code.

NOS Not otherwise specified
This abbreviation is the equivalent of unspecified.