What causes oedema?
D000818:Animals; D004487:Edema / Q000378:metabolism / Q000503:physiopathology*; D005110:Extracellular Space / Q000502:physiology; D006801:Humans; D051381:Rats; D012079:Renal Circulation; D012964:Sodium / Q000378:metabolism*; D014690:Venous Pressure
D012964:Sodium