my husband has rcc stage 4 ,they took his left kidney in aug.2010 and found it had mastasised to his lungs and brain he had 21 theatments of full brain radaition in april 2011 he now is throwing up blacl liquid he hasnt eaten anything in week only intake has been water what could this be?
Hi and welcome to Chat Doctor. Thanks for the query. It is hard to say but black content may be sign of bleeding in upper digestive tract such as stomach or small intestines. So he should do gastrostomy to rule this out. Wish you good health. Regards