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Edema (American English), also spelled oedema (British English), and also known as fluid retention, dropsy and hydropsy, is the build-up of fluid in the body's tissue, [1] a type of swelling. [4] Most commonly, the legs or arms are affected. [1] Symptoms may include skin that feels tight, the area feeling heavy, and joint stiffness. [1]
The symptoms can vary depending on the severity and where the fluid pools in the body. "Water has a tendency to collect in what we call dependent areas," says Schnoll-Sussman.
There could also be an underlying disease or condition. The type of fluid that accumulates around the knee depends on the underlying disease, condition or type of traumatic injury that caused the excess fluid. The swelling can, in most cases, be easily cured. Underlying diseases may include Knee osteoarthritis [2] Rheumatoid arthritis [3]
Lymphedema, also known as lymphoedema and lymphatic edema, is a condition of localized swelling caused by a compromised lymphatic system. [2] The lymphatic system functions as a critical portion of the body's immune system and returns interstitial fluid to the bloodstream.
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The transient increase in interstitial fluid leads to increased intraosseous pressure and aggravated neurovascular bundles. [26] The symptoms typically fade a few months after the phase with maximum pain level, [7] which may be due to the bone remodelling abilities as new bone formation and vascular reconstruction steps are observed. [27]
Unlike a sudden cardiac event—say, a heart attack—valvular disease develops slowly, over five to 10 years. Many patients don’t experience symptoms until later in the course of disease, if at ...
Pitting edema over the legs. Fluid in the pleural cavity causing pleural effusion. More commonly associated with excess fluid is pulmonary edema. Fluid in the peritoneal cavity causing ascites. Generalized edema throughout the body known as anasarca. Most of the people with nephrotic syndrome are normotensive but hypertension (rarely) may also ...