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A study by a Columbia University Medical Center researcher shows that 99 percent of participants experienced either a return to menstruation or became pregnant within 90 days after stopping an investigational, low-dose oral contraceptive taken every day without placebo. Findings from the first large clinical examination were presented this week at the American College of Obstetricians and Gynecologists Annual Clinical Meeting.

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New research from Columbia University Medical Center has found that as many as 30 percent of patients with stage III colon cancer who were prescribed six months of chemotherapy stopped their treatment prematurely. Stopping chemotherapy for colon cancer prematurely was shown to be equivalent to receiving no treatment at all.

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Although child abuse and intimate partner abuse are often linked, pediatricians who specialize in child abuse often do not screen the parents for signs of abuse when they suspect abuse of the child, according to data presented at the Pediatric Academic Societies Annual Meeting.

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A new study from Columbia University Medical Center researchers at NewYork-Presbyterian Hospital/Columbia, who are members of the Southwest Oncology Group (SWOG), suggests that certain changes in prostate-specific antigen (PSA) levels may serve as surrogate endpoints for prostate cancer survival.

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If you're middle age and sleep five or less hours a night, you may be increasing your risk of developing high blood pressure, according to a study released by Columbia University's Mailman School of Public Health and the College of Physicians and Surgeons.

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After the rise in safety concerns surrounding Cox-2 inhibitors, people suffering from chronic shoulder pain had just two therapy options - take Advil, or have surgery. But a new study shows that sodium hyaluronate is effective for shoulder pain.

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Results from the largest-ever multi-center U.S. registry on the efficacy of carotid stenting shows that the procedure is safe in patients who are at high risk for standard surgical therapy. The registry, an FDA-required post-approval study, known as CAPTURE will be presented March 14 at the ACC Scientific Sessions.

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A multi-center clinical study is the first to show that drug-eluting stents outperform the current "gold standard" radiation treatment in managing coronary restenosis and in preventing further clogging of coronary arteries.

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A new study pinpoints the role that two genes "“ Factor H and Factor B "“ play in the development of nearly three out of four cases of age-related macular degeneration (AMD), a devastating eye disease that affects more than 10 million people in the United States.