You did not specify much about tumor this mother has (Linda Rosetti in Clarkston, WA), but if it is benign, it could very well be a prolactinoma, which is a benign tumor of the pituitary. It usually causes excess milk and is treated with parlodel. This DOES NOT MEAN SHE HAS TO WEAN! What usually happens is her milk supply is less runaway. If she wants to continue breastfeeding, tell her to go ahead. (Refs to this can be found in Breastfeeding and Human Lactation (don't remember which chapter, but check the ones on maternal heal and maternal illness. %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %% "We are all faced with a series of great opportunities %% %% brilliantly disguised as impossible situations." %% %% definition of a lactation consulting service. %% %% Kathleen G. Auerbach,PhD, IBCLC - [log in to unmask] %% %% Homewood, Illinois USA %% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%