' colic; its definition 3 



A. Essential, to which may be referred the under- 

 mentioned causes : 



1. Colic without material cause, as the so-called 



nervous cramp (or rheumatic colic). 



2. Colic consequent upon anomalies of the intestinal 



contents. Such are : 



(a) Colic produced by overfeeding. 



(b) Colic brought on by flatulence (wind colic). 

 {c) The colic occasioned by stoppages in the 



intestinal canal. These obstructions 

 may arise from faecal accumulations, 

 stones, concretions, etc. 



B. Symptomatic Such are: 



1. The colic produced by worms. 



2. The colic resulting from poisons. 



3. Colic brought on by structural disease and 



changes in the relative position of the 

 intestines ; colic occasioned by acute catarrh 

 and croup affecting the delicate mucous 

 membrane of the colon ; colic from carbun- 

 cular formations on the mucous membrane; 

 colic from dysentery, and from so-called 

 internal cramp ; colic from wounds of the 

 stomach and entrails, and colic from spon- 

 taneous laceration or perforation of those 

 organs. 



4. Colic resulting from morbid conditions of the 



abdomen and the covering of the intestines 

 (peritoneum). 



A mere perusal of this extensive and complete classi- 

 fication of the varieties of colic will serve to impress upon 

 us the absolute necessity of looking for much more than 

 the mere exhibitioft^^^^^g^j^ ;0g,i|j,^art of our patient in 



I — 2 



