Inquiry into old age deafness

Comparatively little work has been done 6n this subject in this country but many investigations have been made on the Continent during the last thirty years and some, more recently, in America.For The purposes of the present investigation I took the records of cases classified in this group of deafness who attended t he Royal Infirmary, Edinburgh, over a period of twenty years, together with records made personally in the Craiglockhart Poor-house, and studied the clinical findings.It was difficult to place These cases in a hard and last category; various factors such as heredity, environment, disease - both aural and constitutional - seemed all to play an important part in many of them and these factors had to be carefully weighed before including each case as definitely one of senile dearness