PHYSICAL AND LtTEIlARY. 233 



. that the artery had returned to its natu- 

 ra] fize again, immediately below where 

 the right emulgent artery takes its rife 

 from the aorta ; and that there were a 

 number of cfleous concretions fpread on 

 the internal furface of the fac round the 

 lower orifice where the aorta returned to 

 its natural fize, and went out of the fac. 

 And, on examining the fibrous bloody 

 Concretion, which filled the upper and 

 back part of the aneuriflnal cyft, I found 

 that there was a hollow or farrow on 



" the fore part, through which the blood 

 could pafs freely from the upper part 

 of the defcending aorta to the low- 

 er| to be diilributed through the low- 

 er extremities, which was certainly the 

 caufe why the pulfe continued regular 

 and without intermiffion during the whole 

 courfe of this tedious and troublefonje' 

 dilorder. 



As this was a very fingular and par- 

 ticular cafe, I prevailed with young Mr' 

 Home of SufFolk-ftreet to make a draw- 

 ing of the aortP^nd aneurifmal fac, in 

 their natural fituation, which gives a 

 Vol. in. - Gg • mors' 



