USMLE Forum Archives - USMLE Step 3 - Pr Med: OSTEOPOROSIS
Pr Med: OSTEOPOROSIS
meduploader - 05-16-09 13:49 Bookmark and Share

Screen with DEXA scan
Start Calcium + vitamin D in post menopausal Women
Rx with Bisphosphonates
Prevent Steroid Induced Osteoporosis
Screening test : DEXA scan (T score)
To monitor treatment efficacy or to re-screen, repeat DEXA scan every 2 years
USPTF Recommendations
All women aged 65 and older be screened routinely for osteoporosis. (Grade B)
For women with risk factors, screening should begin at age 60 ( RISK FACTORS : Low Body mass index ( < 127lbs), short women, smokers, Family hx of osteoporotic fracture, personal history of osteoporotic fracture as an adult), use of steroids for more than 3 months and consumption of alcohol > 2 drinks per day) ( Grade B)
The USPSTF makes no recommendation for or against routine osteoporosis screening in postmenopausal women who are younger than 60 or in women aged 60-64 who are not at increased risk for osteoporotic fractures. ( Grade C)

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Re: Pr Med: OSTEOPOROSIS
mtniharika - 10-06-09 02:39

Dual energy X-ray absorptiometry (DXA, formerly DEXA) :
considered the gold standard for the diagnosis of osteoporosis. Osteoporosis is diagnosed when the bone mineral density is less than or equal to 2.5 standard deviations below that of a young adult reference population. This is translated as a T-score.
The World Health Organization has established the following diagnostic guidelines:
-T-score -1.0 or greater is "normal"
-T-score between -1.0 and -2.5 is "low bone mass" (or "osteopenia")
-T-score -2.5 or above is osteoporosis

When there has also been an osteoporotic fracture (also termed "low trauma-fracture" or "fragility fracture"), defined as one that occurs as a result of a fall from a standing height, the term "severe or established" osteoporosis is used.

COMMONEST FARCTURES:
vertebral (compression) fractures
hip fracture
colles fracture

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