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A case of traumatic shock complicated by methamphetamine intoxication
T Horiguchi1, S Hori, Y Shinozawa
1Department of Emergency & Critical Care Medicine, Keio University School of Medicine, Tokyo, Japan.
Intensive Care Medicine
|September 2, 1999
Summary
Methamphetamine intoxication can complicate traumatic shock, presenting with severe metabolic acidosis beyond expected levels. Early identification of drug use is crucial for managing these complex trauma cases.
Area of Science:
- Emergency Medicine
- Toxicology
- Cardiology
Background:
- Traumatic injuries can be complicated by substance abuse.
- Methamphetamine use is associated with increased risk of trauma and unique physiological effects.
Observation:
- A 38-year-old male presented with traumatic shock, cardiac tamponade, and right ventricular laceration post-assault.
- Initial assessment revealed profound metabolic acidosis disproportionate to the trauma.
- The patient later admitted to intravenous methamphetamine use.
Findings:
- Arterial blood gas analysis indicated severe metabolic acidosis, suggesting an additional cause beyond shock.
- Continuous pericardial drainage and sodium bicarbonate administration aided in hemodynamic and metabolic stabilization.
- The patient successfully underwent cardiac surgery with an uneventful postoperative recovery.
Implications:
- Marked metabolic acidosis, inconsistent with the trauma severity, can be a key indicator of methamphetamine intoxication.
- Prompt recognition of methamphetamine use in trauma patients is vital for appropriate clinical management.
- This case highlights the importance of considering toxicology in patients with unexplained metabolic derangements following trauma.