(Fig 5-B.02) Bone Marrow Lesion Related to Disuse

https://youtu.be/65uUB6Lhw-Y

https://youtu.be/9qehWGE9dp4

 

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📌 Bone Marrow Lesion Related to Disuse

• Most prominent 10–25 weeks following immobilization.
• Subchondral edema-like signal, Dotlike or linear patterns.
• Involvement of multiple bones in the knee can indicate this diagnosis.

 

✅ Accelerated Bone Remodeling: Destructive Bone Disorders

• Tumors, inflammation, infection, and fractures.
• Associated with altered bone remodeling.
• May lead to lytic, mixed, or sclerotic bone lesions.

 

✅ Angiogenesis and BME-like Signal

• Associated with structural or reactive bone lesions.
• Demonstrates BME-like signal on fat-suppressed fluid-sensitive MR images.
• A spectrum of BME-like changes can be detected:

 

References

• Knee Surg Sports Traumatol Arthrosc (2016) 24:1797–1814
• Semin Musculoskelet Radiol. 2023 Feb;27(1):114-123

 

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#BoneMarrowLesion, #DisuseEdema, #SubchondralEdema, #AcceleratedRemodeling, #BoneTumors, #BoneInflammation, #BoneInfection, #BoneFractures, #Angiogenesis, #MRIChanges