OJfification of the 'Thoracic Duel. 333 
appeared flattened, perhaps from the preffure of the 
blood conftantly moving over it; for having made a fmall 
opening with a lancet into the narrow part of this fub- 
ftance, we could pafs a probe very readily both upwards 
and downwards, fo as to convince us, it was really hob 
low all the way. Upon introducing a blow-pipe, the up- 
per part was expanded into a large cul de Jac , and the 
lower diftended pretty much like a large veflel. The ap- 
pearance of this man during his illnefs, as well as at the 
time of his death, was exactly fimilar to what I had fre- 
quently obferved in patients who had lingered under, 
-and been deftroyed by, flow inflammations of the vifeera* 
His complaints in the abdomen only indicated a difeafed 
bladder, and, for that reafon, I opened him : for he was 
not even fo much emaciated as we often find patients 
under that difeafe. 
Y y a 
