Primary causes of non-inflammatory edema include all of the following except: September 2009: (A) Increased intravascular pressure, (B) Decreased vascular permeability, (C) Obstruction of lymphatics, (D) Reduced plasma colloid oncotic pressure
Answer is B. Ans. B: Decreased vascular permeability Edema is caused by: Decreased plasma osmotic pressure Increased hydrostatic pressure Increased permeability of vascular endothelium Lymphatic obstruction