“what caused my deafness?”
“23. So this case comes down to this straightforward question, is he afflicted with constructive knowledge when he did consult the medical experts, they did not tell him because he did not then go on specifically to ask them? It is a difficult question to answer on the authorities because there is no real guidance as to where to go, except common sense. I think the fact is one has to bear in mind this man is not medically qualified, he is looking at an expert, he is impliedly asking the question, “What’s wrong with my hearing? What’s caused it and what can you do about it?”