The Speaker is the political and parliamentary leader of the House. The Constitution mandates the office, but the House and Speakers have defined its contours over time.
Acute vs. Chronic Kidney Failure in Cats. Kidney failure falls into two main categories: acute and chronic. Acute kidney failure is an abrupt onset of kidney damage, usually the result of toxins, infection or shock. Felines may present with a sudden onset of vomiting, weakness and dehydration.
Acute Kidney Failure (cont.) IN THIS ARTICLE. Acute Kidney Failure Postrenal Causes. Postrenal failure is sometimes referred to as obstructive renal failure, since it is often caused by something blocking elimination of urine produced by the kidneys. It is the rarest cause of acute kidney failure (5% to 10% of all cases). This problem can be reversed, unless the obstruction is present long enough to cause damage to kidney tissue. Obstruction of one or both ureters can be caused by the following: Kidney stone, usually only on one side.