If the inner walls of a blood vessel (endothelium) are damaged, it makes it easier for blood clots to form. Damage to the endothelium exposes the underlying collagen in the blood vessel and this can promote clot formation. Atherosclerosis is a common form of endothelial damage that can lead to thrombosis.troke and blood clots. Ischemic strokes happen when a blood clot (thrombus) or a fatty deposit blocks an artery supplying blood to the brain. Around 80% of all strokes are ischemic in origin. The remaining 20% of strokes are hemorrhagic, where an artery bursts.
appraisal - an expert estimation of the quality, quantity, and other characteristics of someone or something. estimate, estimation - a judgment of the qualities of something or somebody; many factors are involved in any estimate of human life; in my estimation the boy is innocent.
A home appraisal, an objective opinion about what a home is worth, provides valuable information about real estate. Both buyers and sellers seek this information, which is also used by tax assessors and mortgage lenders. Appraisers, though, charge for their services, and the charges can vary.