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[Bone architecture and strength in diabetes mellitus]
1Third Department of Medicine, Teikyo University Chiba Medical Center, Japan.
Clinical Calcium
|July 2, 2013
Summary
Diabetes mellitus (DM) increases fracture risk due to poor bone quality, not just low bone density. Advanced imaging reveals compromised bone microstructure in type 2 DM, explaining higher fracture rates.
Area of Science:
- Endocrinology and Bone Biology
- Metabolic Bone Diseases
Context:
- Diabetes mellitus (DM) is associated with increased fracture risk, disproportionate to bone mineral density (BMD).
- Bone quality deterioration is implicated in type 1 and type 2 DM, yet specific bone architecture changes remain under-investigated, especially in type 1 DM.
Purpose:
- To investigate the impact of diabetes mellitus on bone quality and microstructure.
- To explore the role of advanced imaging techniques like high-resolution peripheral quantitative CT (HR-pQCT) and trabecular bone score (TBS) in assessing bone health in DM.
Summary:
- Fracture risk in DM is linked to compromised bone quality beyond BMD.
- Advanced imaging reveals microstructural bone deficits in type 2 DM, even with normal BMD.
- These microstructural changes likely contribute significantly to the elevated fracture risk observed in diabetic patients.
Impact:
- Highlights the importance of assessing bone microstructure, not just BMD, in diabetic patients.
- Suggests novel diagnostic avenues for fracture risk assessment in DM using techniques like HR-pQCT and TBS.
- Provides insights into the pathophysiology of bone fragility in diabetes mellitus.
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