Hydrocarbons Toxicity Workup
- Author: Randy J Goldstein, MD; Chief Editor: Timothy E Corden, MD more...
Laboratory Studies
- ABG assessment
- ABG analysis is useful in documenting hypoxemia in severely affected patients.
- Hypercarbia may be observed in patients with respiratory depression and decreased gas exchange.
- Serum chemical tests
- In the acute phase, serum chemical results are expected to be within the normal ranges.
- An increased anion gap may indicate co-ingestion of another toxin.
Imaging Studies
- Common findings include fine perihilar opacities, bibasilar infiltrates, and atelectasis.
- Obtain repeat radiographs if any acute change in the patient's respiratory status occurs because a pneumothorax or pneumomediastinum may develop.
- If discharge is being considered for an asymptomatic patient, a chest radiograph should be obtained 6 hours after the ingestion to document the negative findings.
Other Tests
- Bedside pulse oximetry is useful in the emergency department because hypoxia is a direct result of hydrocarbon aspiration.
- Obtain an ECG if cardiac arrhythmia is a concern.
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