One-sided swelling needs careful assessment
Sudden swelling in one leg, especially with calf pain, warmth, redness, recent travel, surgery, pregnancy, cancer, or previous clots, can require prompt DVT ultrasound.
Chronic swelling may have venous causes
Longstanding ankle swelling, heaviness, varicose veins, skin darkening, or eczema can be related to venous reflux. Duplex ultrasound helps map the pattern.
Common Reasons to Book
One-leg swelling
Calf pain
Warm or red leg
Recent travel
Varicose veins
Ankle skin change
Frequently Asked Questions
Sudden one-sided swelling, severe pain, chest pain, shortness of breath, or fainting needs urgent medical assessment.