Not such an angel?

Easter Monday was a relaxing day, working in the garden and greenhouse after a weekend on duty. All went well until late afternoon when I stopped for a cup of tea. I suddenly realised that my vision was blurred. I closed one eye, then the other, and it quickly became clear that my left eye was at fault. Calmly I went in and looked in the mirror—only to find that my left pupil was grossly dilated, the right one being normal and reacting. Then I became less calm. Thoughts of vitreous haemorrhage, Homer's syndrome, retinal vein thrombosis, etc, went through my mind. Nothing for it but to contact our out of hours cooperative, where one of my partners happened to be on duty …