It has been determined that the M:E ratio of a 55-year-old patient is 12:1. What can be concluded about the cellularity of the bone marrow?
A) The bone marrow has myeloid hyperplasia.
B) The bone marrow has erythroid hyperplasia.
C) The bone marrow is normal.
D) The overall cellularity of the marrow is hypercellular.

Question

Quizplus · Accepted Answer

The M:E (myeloid to erythroid) ratio of 12:1 indicates myeloid hyperplasia, as the normal M:E ratio ranges from 2:1 to 4:1, suggesting an increase in myeloid lineage cells.

It Has Been Determined That the M:E Ratio of a 55-Year-Old