Carbon monoxide damages many organs, including the heart. Moderate to severe poisoning can cause alterations in the ECG.
ECG changes of myocardial toxicity:
(1) ischemic changes in ST segments
(2) ischemic changes in T waves
These changes may be accompanied b:
(2) alterations in serum markers (CK, troponin)
(3) congestive heart failure
(4) sudden death
The presence of myocardial injury is a criterion for hyperbaric oxygen therapy.
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Specialty: Cardiology, Toxicology