myeloid

myeloid /my·eloid/ (mi´e-loid)

1. medullary; pertaining to, derived from, or resembling bone marrow or the spinal cord.

2. having the appearance of myelocytes, but not derived from bone marrow.

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my·e·loid (m-loid)

adj.

1. Of, relating to, or derived from the bone marrow.

2. Of or relating to the spinal cord.

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myeloid

1. pertaining to, derived from or resembling bone marrow.

2. pertaining to the spinal cord.

3. having the appearance of myelocytes, but not derived from bone marrow.

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myeloid:erythroid (M:E) ratio

the ratio of myeloid to erythroid cells found in an examination of the bone marrow; provides an assessment of bone marrow activity.

myeloid leukemia

see myelocytic leukemia.

myeloid leukosis

see myeloblastosis (2).

myeloid metaplasia

hyperplasia of the bone marrow, with erythroid phthisis and compensatory splenomegaly and sometimes hepatomegaly. It is usually succeeded by bone marrow fibrosis and sclerosis. The initiating cause is usually not apparent.

myeloid tissue

red bone marrow.