Statistics from Altmetric.com
A 37-year-old man presents after a syncopal event. He has schizophrenia and bipolar disorder, for which, risperidone was recently started. On arrival, heart rate and blood pressure were normal, potassium was 3.2 meq/dL (0.82 mmol/L), magnesium was 2.5 meq/dL (1.1 mmol/L), calcium was 8.7 mg/dL (2.2 mmol/L) and cardiac biomarkers were normal. Bedside echocardiogram showed grossly normal LV systolic function. His presenting ECG is shown in figure 1.
Which finding is seen on this ECG, and what is the likely subsequent clinical scenario?
Hyperacute T waves—early ST …
Contributors All the authors participated in data collection, writing and editing of the manuscript.
Competing interests None declared.
Provenance and peer review Not commissioned; externally peer reviewed.
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.