Paradoxical embolism is detected by?: (A) MRI Chest, (B) Bubble contrast Echocardiography, (C) CT scan Chest, (D) Impedance plethysmography
Answer is B. Paradoxical embolism Condition where a clot from venous return enters into the left atrium and left ventricle. Hencefoh, it can travel to the brain leading to cryptogenic stroke. Have a patent foramen ovale which allows transit of clot(s) in this fashion. Dx- Bubble contrast echocardiography is performed.