Current Status: Olympus premiered April 2, 2015. Syfy has yet to cancel or renew Olympus for Season 2.
Edema. Edema or oedema, formerly known as dropsy or hydropsy, is an abnormal accumulation of fluid in the interstitium, which are locations beneath the skin or in one or more cavities of the body. It is clinically shown as swelling.dema or oedema, formerly known as dropsy or hydropsy, is an abnormal accumulation of fluid in the interstitium, which are locations beneath the skin or in one or more cavities of the body.
Edema is swelling. It can affect the entire body or a specific part  of it. It is caused by inflammation and sometimes an injury. It is  the result of leaking blood vessels â¦ that release fluid into the  body cause it to swell. Answered.