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Adult Medical Emergency Handbook - Scottish Intensive Care Society

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A GUIDE TO OBSERVATIONS AND INVESTIGATIONS FOR THE<br />

PATIENT WITH ACUTE POISONING<br />

Drug At risk of U&Es LFTs INR CK ABG Drug 12-lead Cardiac Detected Comment<br />

level ECG monitor in TOX<br />

screen?<br />

Amphetamine Hyperpyrexia � � � � � �<br />

/ecstasy<br />

Antihistamine ECG � � �<br />

changes<br />

Antipsychotic ↓BP, � � � � � Check CK<br />

ECG if ↑temp<br />

changes<br />

Aspirin Acid-base � � � Level at 2<br />

disturbance if and/or<br />

severe 4 hours<br />

Benzodiazepine ↓GCS, � �<br />

↓BP,<br />

↓respiration<br />

Beta-blocker ↓HR, ↓BP � � �<br />

Calcium ↓HR, ↓BP, � � �<br />

channel arrhythmia<br />

blocker<br />

Carbamazepine Ataxia, � � � � Level not<br />

↓GCS, normally<br />

ECG urgent<br />

changes<br />

Cocaine ↑BP, MI � � � � �<br />

Iron GI � � � � Level at 4<br />

bleeding, hours<br />

acidosis<br />

Lithium ↓BP, � � � � Level<br />

immediately<br />

arrhythmia & at 6 hrs<br />

(not in Lithium<br />

sample tube)<br />

NSAIDs Renal �<br />

failure<br />

Opiates ↓GCS, � � � �<br />

↓BP,<br />

↓respiration<br />

Paracetamol Hepatic � � Level at 4<br />

0-8 h and renal hours<br />

failure<br />

Paracetamol Hepatic � � � � Level<br />

8-24 h and renal ASAP<br />

failure<br />

Paracetamol Hepatic � � � �<br />

>24 h and renal<br />

failure<br />

Phenytoin Ataxia, � � � Level not<br />

↓GCS, normally<br />

ECG urgent<br />

changes<br />

Sodium ↓BP, � Level not<br />

valproate renal � � if normally<br />

failure severe urgent<br />

SSRI ↑temp,<br />

antidepressants ↑HR � � � �<br />

TCA ↑HR,<br />

antidepressants arrhythmia, � � �<br />

seizures<br />

ok if<br />

symptomatic<br />

ok if<br />

symptomatic<br />

adult medical emergencies handbook | NHS LOTHIAN: UNIVERSITY HOSPITALS DIVISION | 2009/11<br />

259

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