An 18-year-old boy is brought to the hospital with loss of consciousness. He regains consciousness in the ER, and GCS on admission is 12/15. CNS examination is normal and auscultation reveals a narrow split S2 and clear lungs. ECG was done. Diagnosis is?
Left outflow tract obstruction Right outflow tract obstruction Atrial fibrillation with cerebral embolism Subarachnoid hemorrhage with T wave inversion