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May 11, 1998

Paradigm Shifts in Coronary Artery DiseaseThe Old New Initiatives

Arch Intern Med. 1998;158(9):949-953. doi:10.1001/archinte.158.9.949

MEDICAL knowledge progresses by small steps, but sudden technological and therapeutic advances produce a quantum leap in thinking. An existing paradigm is exhausted and a new conceptual framework emerges.

This article describes the evolution of successive paradigms in cardiology: each has revolutionized practice.

Diagnostic algorithms and treatment protocols in the 1960s have been replaced by new paradigms in the 1990s. These now form the basis of our everyday practice, and the old ones are part of history.

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