OF HYDATIDS. 275 



another tumour forming within his belly, in near- 

 ly the same place as the former ; and a tumour ac- 

 tually formed, which gradually increased in size, 

 but did not give much uneasiness, or prevent him 

 from following business. The tumour still contin- 

 ued to grow larger, and in the year 1794, my fa- 

 ther was again desired to visit the patient with his 

 surgeon, Mr. Dewar. 



'' An acute inflammation had occurred, in the 

 same place as formerly, which was followed by 

 suppuration. The tumour soon burst, and dis- 

 charged several pounds of a turbid milky matter, 

 in which there appeared to be portions of liydatids. 



** Two days after, feculent matter was discharg- 

 ed from a hole, that had been eroded in the left 

 side of the colon. This, notwithstanding the open- 

 ing, healed in a kindly manner, and the patient en- 

 joyed good health for several years afterwards» 

 He died from a very different disease. 



" Case 5. The abdomen of a man, twenty 

 eight years of age, swelled greatly, owing, as was 

 supposed, to ascites. 



** There was an unnatural opening at the umbil- 

 icus. On enlarging, and perforating likewise, the 

 containing parts with a large trocar, about sixty 

 pounds of hydatids were discharged ; and the late 

 Dr. Bate, physician in Montrose, informed my fa- 

 ther by letter, that the swelling was gone, and the 

 patient had recovered. 



" Case 6. About thirty years ago, the late Mr. 

 W, Anderson^ surgeon in Edinburgli^ carried my 



