Originally Posted by DragonSoul

This might sound unkind/discriminatory/politically incorrect, but there has to come a point whereby airlines have to refuse the severely morbidly obese as passengers. It becomes about the safety of the obese passenger themself and of other passengers. From watching certain reality TV programmes, I see that people are only getting fatter and fatter, while seats are getting smaller and smaller, and there's no room to increase aisle width. (Rhetorical) If, as in your case, the passenger requires assistance walking, what happens in an emergency?

Surely a line has to be drawn somewhere, preferably along where it's for the greater good, not because "rights".

And I do think QF should have a real policy in place. One that starts at the check-in desk. This tiptoeing about does no one any favours.