A number of conditions may be associated with a false positive diagnosis of acute myocardial infarction (AMI) on an electrocardiogram (ECG).

Conditions that may be associated with a false positive ECG diagnosis of AMI:

(1) early repolarization

(2) left bundle branch block (LBBB) or left anterior hemiblock

(3) pre-excitation

(4) J point elevation syndrome (Brugada syndrome)

(5) myocarditis

(6) pulmonary embolism

(7) subarachnoid hemorrhage

(8) hyperkalemia

(9) cardiomyopathy

(10) lead transposition

(11) cholecystitis

(12) persistent juvenile pattern

(13) malposition of precordial electrodes

(14) tricyclic antidepressant therapy

(15) phenothiazine therapy

(16) left and/or right ventricular hypertrophy

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