Pearse and coauthors conducted a randomized trial of 734 high-risk patients undergoing gastrointestinal surgery to evaluate the clinical effectiveness of a perioperative, cardiac output–guided hemodynamic therapy algorithm; an updated systematic review and meta-analysis were also conducted. Bennett-Guerrero comments in an editorial.
Garg and coauthors report on a kidney function substudy of patients who participated in the Coronary Artery Bypass Grafting Surgery Off- or On-pump Revascularisation Study (CORONARY) to assess kidney function after off-pump or on-pump coronary artery bypass graft surgery.
Mortensen and coauthors conducted a retrospective cohort study to examine the association of azithromycin use with all-cause mortality and cardiovascular events among 73 690 patients hospitalized with pneumonia at Veterans Administration acute care hospitals.
Based on a review of 36 relevant studies, Vongpatanasin discusses the diagnosis of resistant hypertension, lifestyle modifications to lower blood pressure, secondary causes of treatment-resistant hypertension, and the efficacy of pharmacological and nonpharmacaological treatments.
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