188 



COMMON DISEASES. 



Early. — Uneasiness, sudden constipation, eyes stupid or wild, 

 tail switches uneasily, milk flow checked. Such symptoms should 

 warn of danger, if occurring during first five days after calving, or 

 within two days before. 



Diagnostic. — Patient goes down ; loses sensation and volun- 

 tary motion ; pupils dilate ; cow lies in a peculiar position with 

 head in flank ; unable to swallow ; pulse at first bounding and full 

 — later depressed. 



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FIG. 69. 



PARTURIENT PARALYSIS— M I LK FEVER. (J/, ff. K.) 

 Early stage. Unsteady on hind legs. 



Nervous disturbance. — Two types, torpid; and nervous or 

 violent. May be torpid at first and later change to nervous ; both 

 are apt to terminate by slow collapse. 



Prevention. — This is always more satisfactory than treatment 

 and is especially applicable to milk fever. For a heavy milker, 

 sudden changes in diet should be avoided. Any change should be 

 toward one lighter and more laxative. It is sometimes advisable 

 to put up from pasture on to light, dry feed. Food should be 

 light, laxative, easily digested, and small or moderate in quantity. 

 A mild laxative ( a) may be given 2 to 5 days before calving, and a 

 cathartic (b) within 12 hours after calving. For (a) give one 

 quart raw linseed oil. For (b) 1 to 2 pounds of Epsom salts with 



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