Edema is a condition where 75%of the total body weight constitutes of water. This condition mainly occurs due to the interference of the normal fluid balance of plasma, interstitial fluid and lymph flow.The movement of fluid is opposed by the effects of the vascular hydrostatic pressure and colloidal osmotic pressure .
• Local edema It is the accumulation of excessive body fluid in interstitial space or serous body cavity , which is a pathological process caused by diseases rather than a disease entity. Edema can also result from medical conditions or problems in the balance of substances normally present in blood.
• Shortness of breath in case of pulmonary edema
In some cases of edema x-rays and ultrasound examinations are done to know the exact cause also blood tests or urine analysis may be necessary. Treatment of edema often means treating the underlying cause of edema. More severe edema may be treated with drugs that help your body expel excess fluid in the form of urine (diuretics). One of the most common diuretics is furosemide. Edema the most common primary form, affects 1 in 100,000 females and 1 in 400,000 males. Similarly, females account for 70-80% of cases of congenital edema. More than 100 million people are affected in endemic areas worldwide.