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    This population-based cohort study assesses the risk of hospitalization or emergency department visit for adverse gastrointestinal events associated with sodium polystyrene sulfonate use in patients of advanced age.
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    Sodium polystyrene sulfonate (sold under the brand names SPS, Kayexalate, and Kionex) is widely used for treatment of hyperkalemia. It is a synthetic cation-bound resin that exchanges sodium cations for potassium in the gastrointestinal (GI) lumen, resulting in increased fecal potassium excretion that in turn leads to decreased serum potassium levels. This drug was first […]
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    In the Original Investigation titled “Estimated Quality of Life and Economic Outcomes Associated With 12 Cervical Cancer Screening Strategies: A Cost-effectiveness Analysis,” published online May 13, 2019, there was an error in Table 2. Where it previously read “0.097” in the ninth row of the last column in the body of the table, it now […]
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    This Teachable Moment evaluates the measurement of urine eosinophils as an indicator for the diagnosis of acute interstitial nephritis.
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    This analysis of current data from the Physician Compare website assesses the volume of quality data submitted and whether the information is comprehensive enough to differentiate the performance of included physicians.
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    Hip fractures increase exponentially beyond the seventh decade of life, as does the risk of their devastating consequences, which include functional decline, institutionalization, mortality, and destitution. Clinicians are often hesitant to start pharmacologic treatment in older adults, particularly those with multiple comorbidities, polypharmacy, and frailty. This reluctance stems in part from the concern that these […]
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    To the Editor Although Badgery-Parker and colleagues should be commended for their efforts to identify low-value procedures in their recently published Original Investigation, their analysis, where they conclude that “These procedures probably should not have been provided,” fails to capture the nuances of value or appropriateness. I will restrict my comments to endovascular repair of […]
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    This study evaluates the designation of center of excellence by insurance payers for hospitals performing percutaneous coronary intervention.
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    To the Editor We read with interest the recently published Original Investigation by Lee and colleagues tallying performance measures of ultrasonography from the Breast Cancer Surveillance Consortium (BCSC). With increased legislation at the state and now federal level, women with mammographically dense breasts and/or high risk of breast carcinoma are to consider supplemental screening in […]
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    To the Editor We applaud the recently published report by Schnabel and colleagues documenting increased mortality risk in study participants who regularly consumed high levels of ultraprocessed food products. This newest evidence reinforces US dietary guideline recommendations to limit consumption of food products that are high in saturated fat, sugar, and sodium.

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