L.\MENESS IN THE REGION OF THE SHOULDER. 43 



History. — Sudden lameness following slipping and 

 pulling heavy loads. 



Inspection (comj^lete paralysis). — Supporting- leg lameness. 

 The animal is unable to put any weight upon the leg, the 

 whole leg collapsing in the attempt. After passive exten- 

 sion the leg can support weight. From the elbow down, 



Fig. 4. 



Complete Paralysis of the Kadial Nerve. 



(Elbow ought to be further down.) 



all joints are flexed to such an extent that the wall of the 



hoof almost touches the ground ; the leg thus appears too 



long. Shoulder and elbow joints are extended. The 



olecranian muscles are relaxed, and atrophied in cases 



of some standing. 



Inspection {incomplete parahjsi'-). — If there is still sufficient 



muscular power left to extend the leg, the horse can support 



