When to seek medical advice
Get medical care as soon as possible if:
- You have unexplained, painful swelling of your feet or legs, particularly if it's only in one leg
- The swollen area becomes warm, red or inflamed
- The swelling is accompanied by a fever
Also seek immediate medical care if you're pregnant and develop:
- Sudden foot swelling
- A noticeable change in foot swelling
- Swelling in only one foot or leg
- Sudden swelling along with other new signs or symptoms such as severe headache, vision changes, upper abdominal pain, nausea or vomiting, or shortness of breath