During the lase seventeen years I have been
engaged' in ._general practicer in she South Wales
coalfield and: during that rime rave often been
struck with the- large number of cases presenting
uraemio symptoms which have come under my personal
Most of these cases have given rise, to bút little.
difficulty in.diagnosis, nevertheless many have
been of an obscure. nature and their symptoms of a
"Masked" or "latent" type.
The _comparative' frequency of the latter class of
cases has led me to the conclusion that the work,
diet and' habits of the typical Welsh Collier are
important factors in predisposing him to the more
insidious forms of renal disease to which I
specially desire to draw attention.