Which factor most strongly informs the need for osteoporosis treatment in men with risk factors?

• A. Family history of breast cancer
• B. Body mass index over 30
• C. Risk factors or low BMD (T-score ≤ -2.5) or high fracture risk
• D. Age under 40

Answer: (C)

The crucial idea is that starting osteoporosis treatment in men hinges on the overall risk of fracture, not on a single factor. A T-score of -2.5 or worse shows established osteoporosis and clearly justifies treatment. But treatment is also warranted if there are risk factors that push the patient into a high fracture risk category, even if the T-score isn’t that low, because tools like FRAX combine bone density with clinical risk factors to predict fracture likelihood. In other words, the decision is driven by how likely a fracture is, given the person’s bone strength and other risks.

Why the other factors don’t fit as the main trigger: a family history of breast cancer doesn’t directly influence fracture risk or bone strength; a body mass index over 30 often has a complex relationship with bone density and isn’t itself a treatment determinant; being under 40 is typically associated with low fracture risk, not a need for osteoporosis treatment. The strongest guide is low BMD or a high projected fracture risk from multiple risk factors.