Common Causes of Leg Edema in the United States
| Unilateral | Bilateral | ||
|---|---|---|---|
| Acute (<72 hours) | Chronic | Acute (<72 hours) | Chronic |
| Deep vein thrombosis | Venous insufficiency | Venous insufficiency | |
| Pulmonary hypertension | |||
| Heart failure | |||
| Idiopathic edema | |||
| Lymphedema | |||
| Drugs | |||
| Premenstrual edema | |||
| Pregnancy | |||
| Obesity | |||