WebM&M Cases & Commentaries
WebM&M (Morbidity & Mortality Rounds on the Web) features expert analysis of medical errors reported anonymously by our readers. Spotlight Cases include interactive learning modules available for CME. Commentaries are written by patient safety experts and published monthly. Contribute by Submitting a Case anonymously.
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Tim Vanderveen, PharmD, MS; May 2009
Hospitalized for an elective procedure, a patient is given heparin in an incorrect concentration—off by a factor of 100.
Curtiss B. Cook, MD; January 2009
Admitted to the hospital for surgery, a man with type 1 diabetes mellitus asked the staff to leave his home insulin pump in place but did not mention that he was adjusting his insulin pump himself based on serial glucose measurements. As the patient was also receiving an intravenous insulin infusion, he developed hypoglycemia.