CHAPTER 5. 



Diseases of the Nervous System. 



Paresis — Cerebral Congestion or Congestion of the Brain- 

 Apoplexy— Epilepsy or Fits. 



PARESIS. 



PA.RESIS is a partial or a complete loss of use of 

 the legs. It is a condition often found in 

 hens, especially in pullets which are apparently in the 

 prime of health and have just begun laying, or are lay- 

 ing well. 



Cause: Paresis so often occurs with hens or pullets 

 which are fed heavily with rich, stimulating food with the 

 view of forcing the egg production, that there is very 

 little doubt but that this may be named as a princi- 

 pal cause; however, it may also be due to other causes, 

 such as pressure on the spinal cord from tumors, in- 

 flammation, etc. 



Symptoms: The fowl will be noticed to walk stag- 

 geringly for a day or two and will gradually • grow 

 worse, until there is complete loss of the use of the 



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