A 44 year old man presents 12 hours following a Paracetamol overdose The Paracetamol Nomogram on its own is not validated for presentations after 8 hours.
Approach:
R – RESUSCITATION – ABC approach, attend to immediate life threats. Unlikely unless severe established toxicity.
R – RISK ASSESSMENT – Drug, dose, timing, clinical status, comorbidities
S – SUPPORTIVE CARE –
I – INVESTIGATION – this patient must have an ALT level, other investigations depend on clinical status and may include INR, Glucose, UEC, ABG
D – DECONTAMINATION – AC is not usually given for isolated Paracetamol overdoses because of the availability of an effective antidote (NAC)
E – ENHANCE ELIMINATION
A – ANTIDOTE – based on clinical picture and ALT level
D – DISPOSITION – EAU/ICU/Psych
Psychiatry evaluation