To the Editor: We compliment the work of Kaminski et al. (May 13 issue)¹ on quality indicators for colonoscopy. Given the enormity of colorectal cancer worldwide (more than 1 million cases annually), the quality of colonoscopy is a major public health ...

To the Editor: Pham et al.¹ reported that in a select population, a strategy of monitoring for cardiac allograft rejection that involved gene-expression profiling, as compared with routine biopsies, “was not associated with an increased risk of serious ...

To the Editor: In their article on the use of the transjugular intrahepatic portosystemic shunt (TIPS), García-Pagán et al.¹ do not explain how cirrhosis was diagnosed in their study. Since a majority of patients had alcoholic cirrhosis, some of them may ...

To the Editor: In reference to the article by Loder (July 1 issue)¹ on the use of triptans for the treatment of migraine, we would like to add acute and chronic ischemic colitis to the author's list of potential adverse effects of triptans²–⁵ (Figure 1). ...

To the Editor: Annas (June 3 issue)¹ critiques national, consensus-driven efforts to define and craft crisis standards of care for catastrophic health emergencies involving scarce resources. He concludes that the movement supporting altered standards of ...

To the Editor: Since the outbreak of influenza A (H1N1) virus pandemic, almost 300 cases of infection with an oseltamivir-resistant influenza virus have been reported to the World Health Organization as of June 2010.¹ These strains typically contain a ...

To the Editor: Clostridial toxic shock is a rare and largely fatal syndrome among reproductive-age women. Six cases were reported after medical abortions between 2000 and 2007.¹,² We report two additional cases, bringing the current U.S. rate of fatal ...