ICD-9-CM

Includes:

that with mention of hypertension

Use additional code to identify presence of hypertension (401.0-405.9)

411 Other acute and subacute forms of ischemic heart disease
411.0: Postmyocardial infarction syndrome Dressler's syndrome
411.1: Intermediate coronary syndrome Impending infarction Preinfarction angina Preinfarction syndrome Unstable angina Excludes: angina (pectoris) (413.9) decubitus (413.0)
411.8: Other

411 Other acute and subacute forms of ischemic heart disease

Dressler's syndrome

Impending infarction

Preinfarction angina

Preinfarction syndrome

Unstable angina

Excludes:

angina (pectoris) (413.9)

decubitus (413.0)

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