The most common cause of a pulmonary embolism is a blood clot (thrombus) in a large leg vein of the leg that breaks off and travels to the lungs (embolus).An embolus may be from clots in other parts of the body.Or they may be made up of other solids, liquids, or gases that travel to the lungs.he most common cause of a pulmonary embolism is a blood clot (thrombus) in a large leg vein of the leg that breaks off and travels to the lungs (embolus).
Diuretics are used in pulmonary hypertension to manage peripheral edema. The use of loop diuretics (eg, furosemide, bumetanide) requires potassium supplementation and close monitoring of serum potassium.
Hypertension is classified as either primary (essential) hypertension or secondary hypertension. About 90â95% of cases are categorized as primary hypertension, defined as high blood pressure with no obvious underlying cause.ypertension (HTN or HT), also known as high blood pressure or arterial hypertension, is a chronic medical condition in which the blood pressure in the arteries is persistently elevated.