A young lady was found unconscious by her parents while she was exercising. She was rushed to emergency medicine depament where her blood sugar levels were repoed to be 250 mg/dl. No history of diabetes was there. ABG analysis was suggestive of metabolic acidosis. Thus, diagnosis of DKA was made. The patient was managed and gradually she improved as well. Her ECG is given below. Where is the pathology likely located in hea of the patient in above clinical scenario?