If you have a problem which may affect your ability to carry out your studies, it is important to advise teaching staff or your supervisor. Allowances may then be made for your circumstances.
If the problem is very serious, you may want to consider deferring your studies for a period of time. Talk to the Postgraduate Coordinator (Coursework Masters), or the Postgraduate Coordinator (Research) and your supervisor.
You may apply for  by following the standard University rules. Medical certificates or other written evidence to support your request should be supplied where appropriate.
If you miss a test or exam, or are unable to submit an assignment due to your circumstances, then you need to follow the standard School Policy on Illness and Misadventure.
There is a  which provides a free and confidential service for UNSW students.