Skip to content

Unexpected Adverse Event (Animal)

Definition overview

1 Definition

An event that may have a negative impact on the wellbeing of Animals and was not foreshadowed in the approved project or activity.

An unexpected adverse event may result from different causes, including but not limited to:

  • death of an Animal, or group of Animals, that was not expected (e.g. during surgery or anaesthesia, or after a procedure or treatment);
  • adverse effects following a procedure or treatment that were not expected;
  • adverse effects in larger numbers of Animals than predicted during the planning of the project od activity, based on the number of Animals actually used, not the number approved for the study;
  • a greater level of pain or distress than was predicted during the planning of the project or activity;
  • power failures, inclement weather, emergency situations or other factors external to the project or activity that have a negative impact on the welfare of the Animals.

2 References

Australian code for the care and use of animals for scientific purposes 8th Edition 2013.

3 Definition Information

Approved Date


Effective Date


Record No


Complying with the law and observing Policy and Procedure is a condition of working and/or studying at the University.

* This file is available in Portable Document Format (PDF) which requires the use of Adobe Acrobat Reader. A free copy of Acrobat Reader may be obtained from Adobe. Users who are unable to access information in PDF should email to obtain this information in an alternative format.