Stories from the Clinic
12: The Relief of Pain.
By Emily C. Lierman
In March, 1919, an Austrian woman, thirty-seven years of age, came to

Yesterday, I waited around at a famous eye facility for about four hours
not counting transportation time. During that time, they tried to give
me a visual field test and to photograph my retina even though that had
been done about a month ago at the same facility. At my behest, ...

Rods are said to detect white or greys, but that is simply the
perception and don't they really detect aqua? I seem to remember they
are optimized for 558nm, and mostly exclude red. But what is the shape
of their response graph (non spikey?), or what is the breadth of

[...]
Relief of Tic Douloureux
By Evelyn M. Thomson
I do not remember a time when I was able to see comfortably. At

Is it an idea not to respond on this little man.
Is it an idea only to respond if it is absolutely necessary.
I might think every layman, Otis excluded, could recognize this is out
of date rubbish.

I gather yellow tinted glasses supress blue images which are harder to
focus. So marksman use them, etc. But there is a natural yellowing in
the protein of eye lenses due to age, so at what age are lightly
tinted (10%) yellow glasses redundant?

Dear Vision Usenet members,
I want to tell you about a new feature on Academia.edu that can
connect you with your group. Academia.edu launched 12 months ago and
now helps 300,000 academics a month answer the question 'who's

[...]
Pain: Its Cause and Cure
By W. H. Bates, M.D.
Pain is supposed to be a beneficent provision on the part of Nature

A crude, non-self-aware "blindsight" has been discovered in people
blinded due to cortex injuries http://www.scholarpedia.org/article/Blindsight
.
Would anyone like to comment on the usefulness of blindsight to the

[...]
The Prevention and Control of Pain by the Mind
Anyone who has normal vision can demonstrate in a few moments that
when the memory is perfect no pain is felt, and can produce pain by an

Hello there colon-cleasing boys and girls,
As you know, toxins from your gastrointestinal tract can cause a
variety of health problems, such as arthritis, allergies and asthma
and probably that's why you would like to start cleansing your colon.

[...]
Stories from the Clinic
11: A Case of Cataract
By Emily C. Lierman

I've always wondered about this one.  Although they are in a similar
arena, their jobs are very different.
I was wondering about the relationship between these two
professionals.  For instance, are there a lot of OPTHALMOLOGISTS that

Subject:  Respect for second-opinion (preventive) optometrists.
I am highly supportive of prevention-minded optometrists -- who don't
support the "party line" that a minus lens is perfect, or even safe.
Here is the HONEST and preventive second-opinion.

Is there a name of the process where an optician can figure out the
prescription of a pair of glasses?
Is this hard to do?  Can any optician do it and most importantly, can
it be done with precision and accuracy?