Dietary Calcium May Boost Prostate Cancer Risk

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					                                                                                                          www.renalandurologynews.com         JULY 2010    Renal & Urology News 9




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                                                 Short Takes                                        Dietary Calcium May Boost
Higher Hemoglobin Goals
Raise Stroke Risk
                                                            bundle and thus preserve erectile
                                                            function and continence, according to
                                                                                                    Prostate Cancer Risk
A meta-analysis of 27 trials evaluating                     finding presented at the recent annual
erythropoiesis-stimulating agent (ESA)
treatment in 10,452 CKD patients
                                                            meeting of the American Roentgen
                                                            Ray Society. As a result of pre-RALP
                                                                                                    D   ietary calcium may raise the risk of prostate cancer among Chinese men,
                                                                                                        recent study findings suggest.
                                                                                                      Among 27,293 Chinese men aged 45-74 years with low dairy consumption,
shows that compared with a lower                            MRI, surgeons changed their nerve-      prostate cancer was 25% more likely to develop in men who had an average
hemoglobin (Hb) target, higher Hb                           sparing plans for 29 of 104 patients,   calcium intake of 659 mg/day than in those who consumed an average of 211
targets are associated with a                               according to Timothy McClure, MD,       mg/day. As Lesley M. Butler, PhD, and co-investigators noted in their report
51% increased of stroke, a 67%                              and colleagues at the University of
                                                                                                    in Cancer Research, popular calcium sources for the study population included
                                                                                                    vegetables, dairy, grain products, soy foods, fruit, and fish, but no single source
increased risk of hypertension, and a                       California-Los Angeles.
                                                                                                    was positively associated with prostate cancer risk.
33% increased risk of vascular
                                                                                                      “This study is the first to report an association at such low levels and among
access thrombosis. Suetonia C.                              Depression Associated                   primarily non-dairy food,” said Dr. Butler, Assistant Professor of Epidemiology
Palmer, MB, ChB, and an international                       With CKD Complications                  at Colorado State University in Fort Collins.
team reported in Annals of Internal                         CKD patients who have been diag-
Medicine that the mechanisms for the                        nosed with a current major depres-
increased risks remain unclear.
     The researchers observed no sig-
                                                            sive episode are twice as likely as
                                                            their non-depressed counterparts to
                                                                                                    Nephrosclerosis Prevalence
nificant differences in the risks
for death, serious cardiovascular
                                                            be hospitalized, progress to long-
                                                            term dialysis treatments, or die
                                                                                                    Found to Increase with Age
events, or end-stage renal disease.                         within a year, according to study
In addition, treatment effects were
consistent across subgroups, includ-
                                                            results published in the Journal of
                                                            the American Medical Association
                                                                                                    R   esearchers have found a strong association between age and nephrosclerosis
                                                                                                        in healthy adults, and this association is not explained by kidney function
                                                                                                    and CKD risk factors, according to a report in Annals of Internal Medicine
ing all CKD stages.                      
				
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