The Phase Gate Review methodology improves project effectiveness by reviewing all stages of the project from the initial selection process through the entire process of development to the final stages of closure.
Idiopathic hypertension redirects here. For the condition of raised blood pressure within the skull, see Idiopathic intracranial hypertension. Essential hypertension (also called primary hypertension or idiopathic hypertension) is the form of hypertension that by definition has no identifiable cause.
Portal hypertension â Cirrhosis can cause a problem called portal hypertension, which is when the blood pressure inside the portal vein, the main source of blood for the liver, gets too high. This happens because scars in the liver obstruct blood flow through the organ.