Pitting edema can be a sign of a more serious health concern, including conditions of the heart, lungs, kidney, liver, or veins, per WebMD.

There are two primary forms of edema - pitting edema and non-pitting (lymphatic) edema. Pitting edema, often linked to systemic issues like heart or kidney disease, occurs when pressing on swollen ...

Although most venous thrombi are asymptomatic, one third of patients present with the classic symptoms of pain, edema, and a positive Homan's sign. [3, 10] Edema in this case is usually asymmetric.

Swollen ankles, also known as edema, are brought about by the buildup of fluid around the ankles, feet and legs. Most of the time, swollen ankles are temporary and not a cause for concern.