Print Issue: February 01, 2009

H. pylori is a highly motile bacterium and has been linked with the formation of stomach ulcers.

H. pylori in the stool vs. the blood

Is there any difference in sensitivity or specificity when Helicobacter pylori is detected in the stool vs. the blood?—FELIX N. CHIEN, DO, Newport Beach, Calif. Many noninvasive tests diagnose H. pylori, including serology, polymerase chain reaction, stool antigen testing, and the urea breath test (UBT). The best choice for each patient is determined by the…

Injection diversion

When giving an injection to a pediatric patient, have the child blow into a pinwheel. It takes his or her mind off the shot and relaxes the arm or leg.—LORI JAPP, PA-C, Colorado Springs, Colo. (124-16)

Incidence of cervical intraepithelial neoplasia was lower in those who tested negative for HPV DNA.

Negative HPV DNA testing may predict very low risk of CIN grade 3 or cancer

Level 2: Mid-level evidenceA multinational cohort study evaluated 24,295 women who had cervical cytology and HPV screening at baseline and one or more cervical cytology or histopathology exams within the five- to six-year follow-up period (BMJ. 2008;337:a1754). Follow-up was completed by 20%-31% of women, which may weaken the predictive value of negative HPV DNA results.…

Osteoarthritis caused by erosion of the cartilage (blue) lining the knee

Guidelines stress weight control

Losing weight and engaging in low-impact aerobic exercise are the top recommendations of new guidelines for symptomatic osteoarthritis of the knee.

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