Chromosome 5q- syndrome

Chromosome 5q- syndrome: A blood disorder due to the loss of part of the long (q) arm of chromosome 5 in myeloid (bone marrow) cells, causing refractory (treatment-resistant) anemia, and myelodysplastic syndrome that is generally associated with a good prognosis but on occasion may lead to AML (acute myeloid leukemia).

Common Misspellings: chromosome 5q- syndrone