Snap. But in my case the retina was fine and the eye hsopital sent me down to the stroke place who said I had had a small stroke. 4 weeks no driving unless I have another during that time period in which case its hand in the licence until I've been clear for three months.
And I have literally just bought myself a new toy car which has had to be stuck in the garage and sorned.

Capping it all, today received a £70 penalty notice for accidentally turning into a bus only road in Cardiff rush hour traffic, even after doing an instant U turn to get out of the very badly signposted road.