APPLIED RADIOLOGICAL ANATOMY

Detailed explanation-1: -Edema means swelling caused by fluid in your body’s tissues. It usually occurs in the feet, ankles and legs, but it can involve your entire body.

Detailed explanation-2: -Edema results from increased movement of fluid from the intravascular to the interstitial space or decreased movement of water from the interstitium into the capillaries or lymphatic vessels. The mechanism involves one or more of the following: Increased capillary hydrostatic pressure. Decreased plasma oncotic pressure.