 In terms of treatment for PLE after the "Fontan operation" treatment must be equal to the level of hypoproteinemia present.Therefore, it is useful to categorize patients based on their serum albumin levels, if less than normal (typically less than 3.5 g/dL) but greater than 2.5 g/dL, this can be seen as a mild form of protein losing enteropathy.Symptomatic management of edema with furosemide (and aldactone) can provide relief for the individual with mild hypoproteinemia.