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 Prefibrotic myelofibrosis is less severe while overt myelofibrosis is more severe. True False Common conditions associated with myelofibrosis include; anemia, high white blood cell count, high LDH level, and an enlarged spleen. True False Prefibrotic myelofibrosis has major scarring (fibrosis) of the bone marrow. True False A sign of overt myelofibrosis is if there are young blood cells in your blood that should be in your bone marrow. True False Full name Email Phone Time is Up! Time's up