272 PLEUEIST. — PLEtmODYiriA. 



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Tie diet should be regulated with every care ; good hay 

 and corn allowed iu small quantities at a time, and frequently 

 given, will be the right practice to pursue ; while medicine, if 

 rightly chosen, will prove an excellent auxiliary. The proper 

 remedies to administer are Arsenicum 3, Iodide of Iron, and 

 Sulphur. 



PLEURISY.— PLEURODYNIA. 

 Pleurisy, or Pleuritis, as the name of the disease implies, is 

 an inflammation of the pleura, or of the delicate but highly 

 vascular membrane which lines the chest, and forms the outer 

 covering to the lungs. It is a disease which frequently exists 

 in a pure form. The horse is also liable to other affections 

 which may be readily mistaken for it. The anomalous forms 

 to which I allude, are sometimes of an inflammatory character, 

 and sometimes merely rheumatic. The difference between 

 Pleurisy and Pleurodynia — the anomalous form in question- 

 can be the best determined by carefully taking into considera- 

 tion the determining causes of the diseases, and also by 

 auscultating the chest. 



Symptoms of Pi/ErEiST. — One of the earliest symptoms 

 which is usually noticed in this disease, is that of the animal 

 emitting a clear, sharp grunt — a symptom particularly evident 

 by turning the patient quickly round in the stall or loose box ; 

 this, in many cases, is speedily suceeded by considerable lame- 

 ness in one or both fore extremities. If present in one limb 

 only, the patient will hold it in a semiflexed position ; if in 

 both, he will step with a slow, short, paddling gait. 



The generality of cases are marked by the patient becoming 

 worse, or all the symptoms presenting a state of general aggra- 

 vation. One notable peculiarity is the rapid changes which the 



