11. However, leukemia that occurs as a result of myelodysplasia is notoriously resistant to treatment. 12. Against heavy odds of success, Tsongas underwent his second bone marrow transplant to overcome myelodysplasia . 13. The cause was myelodysplasia , a bone marrow disorder, said his wife, Carola Domar. 14. The cause was myelodysplasia , a bone marrow disease, his son, Eric, said. 15. Hampton had the bone marrow disease myelodysplasia , which arose from a treatment for lung cancer. 16. He suffered from myelodysplasia , which hampers the body's ability to produce blood and fight infection. 17. Damage to the spinal cord can be caused by injury or acquired through hereditary means such as myelodysplasia . 18. He died from complications of his two-year battle with a severe form of anemia known as myelodysplasia . 19. Heavy drug and radiation therapy left him with a complication known as myelodysplasia that leads to anemia and infection. 20. The cause was a complication from a bone marrow transplant for the marrow disorder myelodysplasia , the university said.