Crystal methamphetamine-associated cardiomyopathy: tip of the iceberg?
Methamphetamine use appears to produce cardiomyopathy in some users. The pathogenesis is probably similar to that of cocaine and catecholamine-induced cardiomyopathy. Cellular, animal, and clinical data support the link between methamphetamine exposure and myocardial pathology.
The recognition of the CT criteria for AA among EPs is substantial at best, and their ability to recognize the primary criteria for diagnosing AA is good. Emergency physicians have to gain a higher level of expertise to use this invaluable diagnostic tool more efficiently.