hi i had a hernia opp 4 weeks ago but also had an infection but cleared up,i have just gone to doctors as i have pitted carfs they told me it was edema,and just to wear stocking, I no i shouldnt be reading up on edemas but it has frightend me am i going to die eventualy as i have a five year old and need to make plans, it says its a couse of heart deseise is this the case and can it be cured, wot do i do next.