<prompt> A 65-year old man presents with crushing chest pain for 2 hours. On examination, BP 8060 mm Hg and JVP are elevated 4 cm above the sternal angle. All are true about the condition shown except:ST elevation in V4RST segment depression in lead II, III, aVFRight ventricular infarctionKussmaul sign  <response>: The ECG shows Sinus rhythm is present with a normal QRS axis and tall T waves. ST elevation 1 mm in V4R and leads II, III, aVF ST depression reciprocal is present in anterior leads. Hence the diagnosis is right ventricular MI. Right ventricular infarction leads to hypotension with clear lung fields and presence of elevated JVP Kussmaul sign . 