The tetrahydrocannabinol (THC) content of cannabis has roughly quintupled in the past 2 decades, from around 4% in the 2000s to more than 20% in most legal dried cannabis in Canada by 2023.[1][1] The ...

See related article at In this issue of CMAJ , Laura MacGregor describes her harrowing experience of seeking restitution following her son’s birth injury, which had left him with severe neurologic an ...

Continuous glucose monitors can predict some imminent hypoglycemic episodes, allowing a proactive approach to treatment.3 People living with diabetes treated with basal and meal-time insulin could ...

See related article at When I tell the story of my son’s birth, people are often surprised that I am not angry with the physician who wielded the forceps at his delivery, asphyxiating him and causing ...

An 86-year-old man presented to the emergency department with fever, headache, nuchal rigidity, and restricted neck rotation that developed 2 weeks after tooth extractions. He had received cefcapene ...

Background: The relation between emergency department opioid prescribing and subsequent harm is complex and poorly studied. We sought to quantify adverse outcomes, incremental risk, and rates of ...

Recommendation The Canadian Task Force on Preventive Health Care recommends against instrument-based depression screening using a questionnaire with cut-off score to distinguish “screen positive” and ...

Background: Cancer surveillance data are essential to help understand where gaps exist and progress is being made in cancer control. We sought to summarize the expected impact of cancer in Canada in ...

Background: The frequency of readmissions after COVID-19 hospitalizations is uncertain, as is whether current readmission prediction equations are useful for discharge risk stratification of COVID-19 ...

KEY POINTS Acute aortic syndrome (AAS) is a life-threatening emergency, accounting for 1/2000 presentations of acute chest or back pain to the emergency department.[1][1] It is a clinical spectrum of ...

BACKGROUND: The Global Burden of Disease Study represents a large and systematic effort to describe the burden of diseases and injuries over the past 3 decades. We aimed to summarize the Canadian data ...

BACKGROUND: Health services have failed to respond to the pressures of multimorbidity. Improved measures of multimorbidity are needed for conducting research, planning services and allocating ...