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Myocardial infarction

Prevalence
Clinical features
Differential diagnosis
Investigations
Therapy
Prevention
Prognosis
Therapy

Avoid using prophylactic intra-aortic balloon counterpulsation following primary angioplasty. a  

Why?

  • More patients develop strokes, but there is no clear reduction in mortality, reinfarction or heart failure. a

Prophylactic intra-aortic balloon counterpulsation causes stroke

Patient Treatment Comparison Outcome CER RRR
(95% CI)		 NNH
(95% CI)
MI treated with primary angioplasty a prophylactic intra-aortic balloon counterpulsation no treatment stroke
at weeks 		0.0% %
 42
(23 to 320)

Expiry date: November 2003
Levels of Evidence used in grading these guides

Author   CM   Ball , N   Shenker
Reviewer   S   Straus
CAT Writers   CJ   Wotton , N   Shenker , B   Phillips , CM   Ball