<prompt> Inverted T waves are seen in ?HyperkalemiaHyperthermiaWellen syndromeCoronary syndrome  <response>: Ans. is c i.e., Wellen syndrome o Severe anterior wall Ischemia with or without infarction may cause prominent T-wave inversions in the precordial leads. This pattern sometimes referred to as Wellens T-waves is usually associated with a high-grade stenosis of the left anterior descending coronary artery-.o Hyperkalemia has tall Tented T-waves.o Coronary syndrome Xis characterised by blockage of perforators while the epicardial coronary artery is normal. In these patients stenting of coronaries is not useful. Nitrates are mainstay of therapy. 