REVIEW

Conversion disorder: advances in our understanding
April 18, 2011

Conversion disorder: advances in our understanding

Although conversion disorder has long been viewed as the quintessential psychological disorder, Feinstein points out that advances in neuroscience are slowly changing this view. Functional magnetic resonance imaging demonstrates that people with conversion disorder may have abnormal patterns of cerebral activation in which areas of the brain regulating emotion override activation of the motor and sensory areas. Full article

Determining prognosis in acute pancreatitis
March 21, 2011

Determining prognosis in acute pancreatitis Although most patients with acute pancreatitis will recover without sequelae, up to one in five will have a more complicated clinical course with a higher risk of morbidity and mortality. The difficult question is determining which patients are at higher risk. Wu reviews validated scoring systems and laboratory tests that may help to predict outcome and potentially guide approaches to management. Full article


Management of Papanicolaou test results that lack endocervical cells
March 7, 2011

Management of Papanicolaou test results that lack endocervical cells Unless cervical abnormality is suspected, clinicians should continue with screening at regular intervals for patients whose Papanicolaou (Pap) test results show lack of sampling from the transformation zone but are reported as otherwise satisfactory. This is the conclusion of Elumir-Tanner and colleagues, who reviewed the current evidence related to this topic. It would be helpful for clinicians if provincial and national guidelines were updated to reflect recent research in this area, the authors add. Full article

 

Management of acne
February 28, 2011

Management of acne Most acne therapies require a minimum of six weeks of use before improvement is seen. Although topical therapies are standard of care for mild to moderate acne, hormonal agents provide effective second-line treatment in women with more severe acne regardless of underlying hormonal abnormalities. It is not necessary to demonstrate androgen excess to achieve a benefit from antiandrogen therapy, Kraft and Freiman add. Full article


Clinical practice guidelines for the use of noninvasive positive-pressure ventilation and noninvasive continuous positive airway pressure in the acute care setting
February 14, 2011

Clinical practice guidelines for the use of noninvasive positive-pressure ventilation and noninvasive continuous positive airway pressure in the acute care setting The use of noninvasive ventilation techniques has increased substantially for patients in the acute care setting. But when is it appropriate to choose these methods over conventional mechanical ventilation? Based on a thorough literature review, the authors of these clinical practice guidelines make strong recommendations about the use of noninvasive ventilation in certain patient populations. The evidence is limited or lacking, however, to support its use in many areas. Full article

COMMENTARY: Best practices for noninvasive ventilation

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CMAJ in the News

"Starve a fever, feed a concussion: Speedy feeding offers hope of better healing" (The Globe and Mail), April 21, 2011

"Newer Versions of the Pill Pose No Added Risk to Gallbladder" (U.S. News & World Report), April 20, 2011

"Counterpoint: Drug addicts can’t recover if they’re already dead" (National Post), April 20, 2011

"Food safety: the forgotten issue?" (CBC), April 20, 2011

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