What Is Third Spacing

Moves freely between these three spaces to main.

What is third spacing. Third spacing occurs when fluid moves from the intravascular compartment where it does contribute to cardiac output into a body compartment where it cannot contribute to cardiac output. 2002 by the mcgraw hill companies inc. Two thirds of total body water. Mcgraw hill concise dictionary of modern medicine.

Third spacing is the physiological concept that body fluids may collect in a third body compartment that isn t normally perfused with fluids. Third spacing is the abnormal accumulation of fluid into an extracellular and extravascular space. Third spacing occurs in pathological conditions in the body that increase the pushing strength and or decrease the pulling strength related to fluids within the intravascular space. The intracellular intravascular or interstitial.

Medtalk a popular verb for hemorrhage or other accumulation of fluids into the so called 3 rd space or physiologic compartment the interstitial space between the skin and fascia. In medicine the term is often used with regard to loss of fluid into interstitial spaces such as with burns or edema but it can also refer to fluid shifts into a body cavity transcellular space such as ascites and pleural effusions. In simpler terms the fluid leaves the intravascular space and leaks into another compartment where it can t really do anything useful for your patient. When body fluid shifts.