I would appreciate information on conversation-range hearing
1. Is this always/ever a congenital problem i.e.,
occurring at birth? Can such a loss not be detected until
middle-age perhaps induced by work conditions involving stress?
Is it known to be progressive?
2. If not a congenital or genetic problem, can this be
induced by allergies?
3. Would daily use of a drug, such as digitalis produce
I realize this lacks precision, but the information available
(audiogram test results) have been characterized as an
"atypical configuration", and the speculation is offered that
it was not noticed before a "taxing listening situation"
If you can refer me to an information resource, it would be
Please respond to pimajoe at gnn.com