Bone marrow edema (BME) is a condition characterized by accumulation of excessive fluid in related structures of bone marrow. Usually injury of the bones may induce fluid accumulation, as a result of the protective mechanism of our body.

What does marrow edema mean on MRI?

Bone marrow edema is the term given to abnormal fluid signal seen within the bone marrow on MRI. It is a non-specific, yet important finding usually indicating the presence of underlying pathology.

Is bone marrow edema bad?

Bone marrow edema in persons with osteoarthritis is associated with poor outcomes. When compared to people without edema, those with edema are likely to see their condition deteriorate quickly, often over the course of 15 to 30 months.