Arterial<unk> 
Arteritis
Arthritis
Buerger disease
Cellulitis
Compartment syndrome
Complex regional pain syndrome
Fracture
Gout
Lymphangitis
Myositis
Necrotizing fasciitis
Nerve entrapment
Neuropathy
Osteomyelitis
Paget-Schroetter syndrome
Sciatica
Septic Joint
Tendonitis
Achilles tendon rupture
Calcaneal bursitis
Cellulitis
Compartment syndrome<unk>  <unk> 
Gastrocnemius strain
Ruptured popliteal cyst (Bakers cyst)
Superficial thrombophlebitis
Gravitational<unk>  stasis
Thrombophlebitis
Lymphedema
Medications
NSAIDS
Birth control
Steroids<unk>  (uncomplicated)
Phlegmasia alba dolens
Phlegmasia cerulea dolens
Leg or foot infection
Cellulitis
Necrotizing fasciitis
Septic Joint
Fracture
Compartment syndrome
Limb hypertrophy
Hypertrophy of soft tissue or bone (Klippel-Trenaunay syndrome)
Overgrowth of body part (Proteus Syndrome)
Lipedema
Tumor
Post-thrombotic Syndrome
Causes of bilateral pedal edema
CHF
Pretibial myxedema
Renal failure
Liver failure
Hypoalbuminemia
NSAIDS
Birth control
Steroids
Phlegmasia alba dolens
Phlegmasia cerulea dolens
Cellulitis
Necrotizing fasciitis
Septic Joint
Hypertrophy of soft tissue or bone (Klippel-Trenaunay syndrome)
Overgrowth of body part (Proteus Syndrome)
CHF
Pretibial myxedema
Renal failure
Liver failure
Hypoalbuminemia
Deep venous thrombosis
Arterial thrombosis
Venous thromboembolism
Arteritis
Lymphangitis
Arthritis
Phlebitis
Buerger disease