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Emergency department referral and short-term death after outpatient hyperkalemia: a population-based study.

CMAJ : Canadian Medical Association journal = journal de l'Association medicale canadienne·September 7, 2026·PMID 42710931

Why it matters

Severe outpatient hyperkalemia is a common, potentially fatal condition, yet management is inconsistent. This study provides real-world evidence that urgent ED referral is associated with reduced short-term mortality, supporting standardized protocols for high-risk patients.

Infographic summary of Emergency department referral and short-term death after outpatient hyperkalemia: a population-based study.
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