Possible causes of Swelling of both legs
26 conditions can cause this symptom. Most common are listed first.
- Baker's cyst (fluid sac behind knee) Common
- Cellulitis (skin infection) Common Pediatric
- Chronic venous insufficiency (CVI) Common
- Congestive heart failure (CHF) Common Urgent
- Contusion (bruise) Common Pediatric
- Deep venous thrombosis (DVT, venous blood clot) Common Urgent
- Fracture (broken bone) Common Pediatric
- Ligament tear Common
- Muscle strain (pulled muscle) Common Pediatric
- Osteoarthritis Common
- Sprain Common Pediatric
- Behçet (mouth, eye, and genital ulcers)
- Cirrhosis (liver failure and scarring) Urgent
- Hypothyroidism (low thyroid hormone)
- Myxedema coma (severe low thyroid) Urgent
- Necrotizing fasciitis (soft tissue infection) Urgent
- Overuse syndrome
- Renal failure, acute (sudden kidney failure) Urgent
- Renal failure, chronic (kidney failure)
- Rheumatoid arthritis
- Sarcoma (soft tissue cancer)
- Cancer (tumor)
- Gout (uric acid crystals in the joint causing inflammation)
- Pseudogout (calcium deposit arthritis)
- Septic arthritis (joint infection) Urgent
- Vasculitis (inflammation of the arteries)