[Jan 07, 97 - 06:51] MARK PROBERT of 1:2619/110 wrote to JERRY SCHWARTZ:
JS>> Turning that around, of course, you could say that only those cases
JS>> which respond to those medications or which have those specific
JS>> metabolic irregularities are "true" AD(H)D.  As a matter of
JS>> diagnosis, that is a dangerous technique; but as a matter of
JS>> definition, it may work.
MP> The practice of using a response to medication as even a confirmation of 
MP> diagnosis has been routinely criticized in the medical literature. In 
MP> ADHD, since there are so many variables, Barkley says it should not even 
MP> be part of the discussion.
What I was allowing was the possibility that responses to different classes 
of medications might be used as a working characterization of similar but 
distinct forms of AD(H)D until we have more information about the underlying 
mechanisms.
Jerry Schwartz
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