Pitting edema occurs when fluid buildup under your skin causes swelling that leaves an indent when you press it. It’s a symptom of several conditions, but some causes are more serious than others.

Pitting edema is when a swollen part of your body has a dimple (or pit) after you press it for a few seconds. It can be a sign of a serious health issue. Edema (swelling) usually happens in your feet, ...