Take this quiz to test your knowledge about myelofibrosis stages, treatments and other important myelofibrosis stages information. Quiz takes less than 1 minute to complete. There are two stages of myelofibrosis, which are prefibrotic (early myelofribsosis) and overt. True False None Prefibrotic myelofibrosis is less severe while overt myelofibrosis is more severe. True False None Common conditions associated with myelofibrosis include; anemia, high white blood cell count, high LDH level, and an enlarged spleen. True False None Prefibrotic myelofibrosis has major scarring (fibrosis) of the bone marrow. True False None A sign of overt myelofibrosis is if there are young blood cells in your blood that should be in your bone marrow. True False None Full name Email Phone Time's up