Hypoproteinemia, total plasma protein, especiallyPlasma albuminReduction of.Hypoalbuminemia is not an independent disease, but the result of negative nitrogen balance caused by various reasons.The main manifestation is malnutrition.The proteins in blood are mainly plasma proteins and hemoglobin contained in red blood cells.Plasma proteins include plasma albumin, various globulins, fibrinogen and a small amount of binding proteins such as glycoprotein, lipoprotein, etc. The diagnostic criteria for hypoproteinemia are: serum albumin less than 25g or total protein less than 60g.