2 1 6 ESSAYS AND OBSERVATIONS 



a pint of Hquof ; tlie fibres of part of the 

 gaftrocnemii mufcles were eroded. 



The crural artery, at the part where 

 it gets the name of poplitaea, before it 

 divides into the two iarge branches, the 

 tibials, opened into the aneurifmal fac, 

 which was filled in the fame manner 

 as the other, and had a fimilar appear- 

 ance in every refpedl j the orifices of the 

 arteries which went off from the fac 

 were impervious, and covered with a firm 

 membranous coagulated blood, and 

 the arteries themfelves filled for fome 

 way with polypous concretions. The. 

 patient's foot had begun to mortify for 

 want of circulation, before the operation 

 was performed. 



This aneurifm was certainly a trad 

 one originally, and had burfl on the back 

 part, and was of the fame kind as the 

 large one in the right ham of John Par- 

 ker ; only the bones were not bare and ca- 

 rious as in his cafe, 



C A S E 



