42 



CLINICAL DIAGNOSTICS. 



alysis of one or both hind limbs, inability to stand, restlessness 

 and sweating. Croup muscles tense, hemoglobinemia, hematuria. 

 No fever, mind clear, dyspnea, appetite retained. When standing 

 knuckle in joints of aflfected limb; make ineflfectual efforts to re- 

 gain feet; hind limbs unable to support body. 



Polyarthritis (articular rheumatism). Febrile infectious dis- 

 ease with inflammation of usually several joints. Without appa- 

 rent external cause there appear suddenly hot and painful swell- 

 ings of joints. Patients remain lying; high temperature, no appe- 

 tite, cease ruminating. Most common in ox; rare in horse. 



Muscular rheumatism (myositis rheumatica). Peculiar in- 

 flammation of individual muscles or groups of muscles. Charac- 

 terized by wandering, periodical pains. Mostly confined to limbs 



Fig. 7.— Rachitic Dog. 



and back; head rarely affected. Temperature not high. Not in- 

 frequently complicates other diseases, especially those due to 

 refrigeration. Most common in horse, dog and swine. 



Cerebro-spinal meningitis (cramp of the neck). Probably in- 

 fectious. Symptoms vary. Delirium, spasms of the muscles of 

 the head, neck and limbs. High fever; dysphagia. Patients re- 

 main lying with head drawn back (opisthotonus). 



Parturient paresis (milk fever). See pages 37, 38. 



Rachitis and osteomalacia. Both of these diseases are char- 

 acterized by the bones being deficient in lime salts. Such bones 



