Sorry to hear about your complications, yes the weakness is indescribable. The thought of a tube or IV nutrition has crossed my mine but it will be a last resort. My last visit with my Dr. He was concerned about my fluid intake as well as protein so much so he told me " i dont care if you ever eat! " i know i will not get better without protein & need water for the kidneys & to prevent dehydration. Have been sipping on a protein shot all morning so far so good have some nausea but keeping it down