*Acute myocardial infarction
*Coronary vasospasm (Printzmetal’s angina)
*Pericarditis
*Benign early repolarization
*Left bundle branch block
*Left ventricular hypertrophy
*Ventricular aneurysm
*Brugada syndrome
*Ventricular paced rhythm
*Raised intracranial pressure
Less common causes:
*pulm.Embolisim &ac.corpulm *hypokalaemia
- J eaves(hypothermia ,hypercalcemia)
*after DC cardioversion
*sod.chanalls blocking drugs
*cardiac tumors,*myocarditis
*pancraeseor gall b.disaese
