What is the Braunwald classification for unstable angina?

Updated: Oct 01, 2020
  • Author: Walter Tan, MD, MS; Chief Editor: Eric H Yang, MD  more...
  • Print
Answer

The Braunwald classification (see Table 4 below) is conceptually useful, in that it factors in the clinical presentation (new or progressive vs rest angina), context (primary, secondary, or post-MI), and intensity of antianginal therapy.

Table 4. Braunwald Classification of Unstable Angina (Open Table in a new window)

Characteristic

Class/Category

Details

Severity

I

Symptoms with exertion

II

Subacute symptoms at rest (2-30 days prior)

III

Acute symptoms at rest (within prior 48 hr)

Clinical precipitating factor

A

Secondary

B

Primary

C

Postinfarction

Therapy during symptoms

1

No treatment

2

Usual angina therapy

3

Maximal therapy


Did this answer your question?
Additional feedback? (Optional)
Thank you for your feedback!