Bone marrow oedema (Bone bruising)

Question 1

How does bone bruising occur?

Answer 1

Bone bruising occurs when impaction to an articular surface leads to microscopic fracture of the trabecular bone, causing bleeding and inflammation

Question 2

How long will bone bruising take to settle?

Answer 2

3 -12 months

Question 3

How will bone bruising present?

Answer 3

Knee pain
(Typically following ligament or meniscal tear)

Question 4

What defect may occur as a result of bone bruising?

Answer 4

Hyaline cartilage over area may deteriorate over time leaving a full thickness chondral defect