26e OF HYDATIDS. 



apoplexy and hydrocephalus. There is a sixth, 

 though very rare sort of hydatid, which also, so far 

 as I know, has not been described. 



^< In this, the hydatids are united laterally, to 

 each other. I have met with only two examples of 

 this variety of hydatids, and in both, they were con- 

 nected with the liver. There were, at the same 

 time, a great number of hydatids of different sizes 

 attached to the peritonaeum, and floating about ia 

 the general cavity of the abdomen. 



^^ One of the patients, a boy, was supposed to 

 labour under ascites, his belly being enormously 

 swollen, his breathing much oppressed, and he was 

 not relieved by an erect posture. 



*' The superficial veins of the abdomen w ere 

 greatly enlarged. For about nine months before his 

 death, he had severe pain in the right hypochondri- 

 um, and a considerable partial iumour was observ- 

 ed in his belly, wldch increased with great rapidity 

 for ten days before his death. 



"On dissection, about four pounds of a fluid, like 

 tar, ran out of the abdomen. 



" A large hydatid was found adhering to the con- 

 vex part of the liver ; and six others were found 

 adhering to this, 'rhe stomach was much displac- 

 ed, the pylorus being as low down as the brim of 

 the pelvis, and the greater share of the intestinal 

 canal lodged within its cavity. The watery fluid,* 



* According to Dr. John Hunter, this fluid contains very 

 small liydatids ol ditieient sizes, tlie largest being -j^-^ part ol" 



