When PVD affects only the arteries and not the veins, it is called peripheral arterial disease (PAD). The main forms that PVD may take include blood clots (for example, deep vein thrombosis or DVT), swelling (inflammation), or narrowing and blockage of the blood vessels.Diseases of the arteries may lead to.hen PVD affects only the arteries and not the veins, it is called peripheral arterial disease (PAD). The main forms that PVD may take include blood clots (for example, deep vein thrombosis or DVT), swelling (inflammation), or narrowing and blockage of the blood vessels. Diseases of the arteries may lead to.
Nieve Jennings. Nieve King (nÃ©e Jennings, born 3 August 1987) is a Scottish model and former beauty pageant contestant who won the Miss Scotland title in 2007 and went on to compete at Miss World 2007 in Sanya, China.
What is Nitrate? Nitrate (NO3) is a nitrogen by-product of the nitrifying bacteria (Nitrospira) in a filter or substrate consuming Nitrite. It was previously thought species of Nitrobacter did this. but since 1998 it's considered to be species of Nitrospira. Nitrate is far less toxic than nitrite and much less toxic than Ammonia.