About Medical Treatment visa (subclass 602):
This is a temporary visa (until the treatment plan or consultations are finished) for those who travel to or remain longer in Australia for receiving medical treatment, Medical consultation, donating/receiving an organ or to support someone needing medical treatment who holds or has applied for this visa.
This visa could be applied in or outside of Australia. Visa criteria varied depending on your location at the time of application.
On this visa, the visa holder can do study up to 3 months or longer if exemption criteria are met.
Note: Applicant must not have a medical condition that could be a threat to Australian public health.