The treatment for people with Leukemia is often Bone Marrow Transplantation. The cells that are transplanted will often start to reject the person’s own body, regonizing the body as being foreign. This results in Graft vs. Host Disease. One of the major symptom is dry eyes. https://www.thinkfn.com/forumbolsaforex/index.php?thememode=full;redirect=https://Www.Opticaljournal.com/graft-vs-host-dry-eyes-finding-relief/