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Related Experiment Video

Updated: Jan 30, 2026

Measurements of Waves in a Wind-wave Tank Under Steady and Time-varying Wind Forcing
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Osborne waves in the hot summer.

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|January 22, 2019
PubMed
Summary

Osborn waves, linked to hypothermia and hypocalcemia, can occur even in warm weather. Prompt rewarming and calcium replenishment effectively treated this patient, resolving the cardiac anomaly.

Keywords:
ArrhythmiasJ-wavesOsborn waveshypothermiasummer

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Area of Science:

  • Cardiology
  • Internal Medicine
  • Medical Education

Background:

  • Osborn waves, characterized by J-point deviation, are often associated with hypothermia.
  • The progression of Osborn waves to fatal arrhythmias remains inconsistently documented.
  • Hypothermia is the most frequent cause of Osborn waves.

Observation:

  • A patient presented with hypothermia and hypocalcemia on a hot day, exhibiting Osborn waves.
  • The patient had two known triggers for Osborn waves: hypothermia and hypocalcemia.
  • Ventilator support and active rewarming were initiated for treatment.

Findings:

  • Calcium replenishment provided some benefit to the patient.
  • Active rewarming and ventilatory support were the primary treatments.
  • Osborn waves resolved with treatment, and no fatal arrhythmias occurred.

Implications:

  • This case highlights that hypothermia can occur even in warm environments.
  • It underscores the importance of recognizing and treating hypothermia and associated electrolyte imbalances.
  • Effective management of hypothermia and hypocalcemia can prevent dangerous cardiac events.