Sounds almost exactly like what our friend hank had a couple of years ago.
Turned out to be a brain tumor, which then was found to be cancerous.  You might
want to get him checked by a neurologist ASAP.

Marshall

Roger Barker wrote:

> About this time last year a friends young son (26 years) noticed a blank
> spot in the centre of vision on one eye causing some loss to forward vision.
> The experts were unable to find a cause but the problem was not unheard of
> and they assured him it would not happen to the other eye. A few days later
> it did just that but to a lesser degree. Eye specialists said the blind
> spots were caused by an inflammation, from an unknown cause, at the back of
> the eye causing scar tissue to form hence the loss of vision in that area.
> Blood tests showed up nothing untoward.
>
> As things stabilised about this time it was put down to a virus (they
> thought) and he was told he was just unlucky to have suffered the problem
> but he was now over it.
> Wrong again as last Friday the symptoms returned and he's now lost more
> vision. At this point in time I can't be more specific but will pass on any
> more information as it comes to hand.
>
> I'm now wondering if anyone out there has ever experienced anything like
> this and/or does anyone have any recommendations as to a treatment that may
> help this poor guy.
>
> Many thanks,  Roger B
>
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