-3 6 ESSAYS AND OBSERVATIONS 



D. The opening of the Ca^liac Ar- 

 tery. 



E. The opening of the Superior Mefen- 

 teric. 



F. The opening of one of the Emul- 

 gents. 



GGG. OiTifications on the internal fur- 

 face of the aneurifmal Sac. 



HH. The Aorta below the aneurifnial 

 Sac. 



Ohfcrvations on Aieurijms by Dr D. Mo n R o.. 



London, .4 uguft ij. 1760. 



The diforders which now go by the 

 name of Aneurifms feem to have been o- 

 verlooked by the ancient phyficians, till 

 Galen*, who mentions anaftomofis and 

 a wounded artery as caufes that may 

 produce them j but deferibes only the 

 fymptoms by which aneurifms in gene- 

 ral 



♦ See Galen de Tumoribus, cap. 2. 



