Cerebral edema early stroke or hypoxia, cardiac arrest, and pseudotumor cerebri. During an ischemic stroke, a lack of oxygen and glucose leads to a breakdown of the sodium-calcium pumps on brain cell membranes, which in turn results in a massive buildup of sodium and calcium intracellularly. This causes a rapid uptake of water and subsequent swelling of the cells. It is this swelling of the individual cells of the brain that is seen as the main distinguishing characteristic of cytotoxic edema, as opposed to vasogenic edema, wherein the influx of fluid is typically seen in the interstitial space rather than within the
Gerard Edema purpose of painting insects and plants, a line of art which he abandoned for landscape-painting. It seems almost certain that there was only one painter of the name. Gerard Edema Gerard Edema or Gerard van Edema (c. 1652, Amsterdam – c. 1700, Richmond, Surrey), was a Dutch landscape-painter who settled in England. Edema is stated to have been a native of Friesland. He was a pupil of Allart van Everdingen, from whom he learnt to paint landscapes of a wild and savage nature, with a predilection for rocks and waterfalls. He came to England about 1670, in his eighteenth year,