• How should a DEXA scan be used to evaluate bisphosphonate therapy for osteoporosis? 

    Koval, Peter G.; Easterling, Lisa; Pettus, Dawn; Mackler, Leslie (Family Physicians Inquiries Network, 2005)
    If bone density is evaluated after initiating bisphosphonate drug therapy, it should be tested no earlier than 2 years (strength of recommendation [SOR]: B, based on case series of dual energy x-ray absorptiometry [DEXA] ...