This site is intended for healthcare professionals

Sign in
Go to /sign-in page

You can view 5 more pages before signing in

Investigations

Last reviewed dd mmm yyyy. Last edited dd mmm yyyy

Authoring team

In a case of suspected paracetamol poisoning an emergency blood level should be taken, at least 4 hrs after ingestion.

The first sign of hepatic necrosis is prolongation of the prothrombin time:

  • a prothrombin time > 45 sec indicates severe liver damage
  • potentially fatal overdoses cause maximal derangement of the clotting system after 72 hr
  • a prothrombin time > 25 sec after 46 hr is prognostically ominous

Create an account to add page annotations

Create a free account

Annotations allow you to add information to this page that would be handy to have on hand during a consultation. E.g. a website or number. This information will always show when you visit this page.

The content herein is provided for informational purposes and does not replace the need to apply professional clinical judgement when diagnosing or treating any medical condition. A licensed medical practitioner should be consulted for diagnosis and treatment of any and all medical conditions.

Connect

Copyright 2024 Oxbridge Solutions Limited, a subsidiary of OmniaMed Communications Limited. All rights reserved. Any distribution or duplication of the information contained herein is strictly prohibited. Oxbridge Solutions receives funding from advertising but maintains editorial independence.