Is pulmonary hypertension the same thing as high blood pressure ? And most often than not pulmonary hypertension (PH) is regarded the same as hypertension which is not. In reality these two terms are completely different although both are associated with blood pressure. Dr Santosh Kumar Dora Senior Cardiac Electro Physiologist Asian Heart Institute Mumbai helps you clear the difference between the two by shedding light on what is pulmonary hypertension and its causes. What is pulmonary hypertension? Unlike high blood pressure which is caused due to increased pressure in the arteries that supply blood pulmonary hypertension is due to