Mayo Clinic has a very good article about
end-of-life issues, including what to expect before death--how to tell that death is imminent. I know that this is something that is often asked about
here. They also offer tips on both home and hospital/hospice care, etc. Although cancer is in the title, it applies to anyone dying from disease. Here is the link:
http://www.mayoclinic.com/health/cancer/CA00048