I know a female former Ansett pilot who has no recollection of her dark stormy night arrival into YBBN from Rocky. Last flight of her career.
All the same symptoms, from the BAE 146.
It is real. For those who fly from the VA Brisbane base, many will know her husband.
Ansett even rates a mention here
Toxic fumes in airliner cabins ignored by authorities
Airlines
Ansett Australia: "The source of the odours has been identified as Mobil Jet Oil II leaking past oil seals in the engines and/or APU into the air conditioning system."
Regulators
Despite crew incapacitation events, the Civil Aviation Safety Authority (CASA) of Australia said: "Oil fumes are more of a health problem than an aircraft technical defect as not all pilots are affected and there is no mandate [for CASA] to look at health." (CASA to the Occupational Health and Safety [OH&S] magazine in 2003.)
Some more reading here;
http://cot.food.gov.uk/pdfs/tox200621addannex1a
This is no joke.