MDCalc

Osteoporosis Index of Risk (OSIRIS)

Stratifies osteoporosis risk in postmenopausal women.

  • For use in asymptomatic postmenopausal women to assess their risk of osteoporosis.
  • Should not be relied on for men or patients at high-risk for secondary osteoporosis (e.g., hyperparathyroidism, chronic corticosteroid use).
years

Current HRT

Prior low impact fracture

Result:

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Advice
  • Low risk: Bone densitometry testing may be postponed or avoided; focus on lifestyle modifications and routine monitoring.
  • Intermediate and high risk: Bone densitometry should be considered to confirm risk and initiate appropriate management strategies such as pharmacologic interventions if indicated.