Hydroxyethyl starch

Hydroxyethyl starch also called HES or Hetastarch is a complex mixture of ethoxylated amylopectin of various molecular sizes; average MW 4.5 lac (range 10,000 to 1 million). The colloidal properties of 6% HES approximate those of human albumin. Plasma volume expands slightly in excess of the volume infused. This happens as extra vascular fluid is […]