question: i have lupus scelerderma crones disease fibromyalga severe raynauds copd compressed disk osteoprosis a bone spur in the back of my neck and no feeling in my hands due to nerve damage i also have thes violent vomitting sessions that are phegmy spitty and very acidic and they last 48 hrs or more constant puking during the whole 48 hours or more    now this time my right nostril poured bright red blood during every time i vomited do u have any ideas what could cause this     please  and thank you