John Jackson, analyst at IDC, said BlackBerryâs decision to stop making devices was âentirely sensible and probably overdueâ. CMC Markets said the death of the BlackBerry handset marked the end of an era for a company once considered one of the worldâs major smartphone vendors.
The damage to glomerular artery and nephrons due to hypertension is focal, but kidney function decline in the late term is progressive. On one hand, high blood pressure can impair kidneys, and kidney damage aggravates hypertension; they two form a vicious circle, and cause pathological changes in normal small artery and nephrons. On the other hand, hypertension induced nephrons injury can cause compensatory high perfusion and high filtration in remaining normal nephrons.
There is high blood pressure also known as hypertension and then low blood pressure. What causes high blood pressure is not known in the case of essential hypertension. Secondary hypertension is caused by underlying primary medical conditions such as heart disease, diabetes and kidney disease.