8 June, 1907.] 



Lameness in Horses. 



367 



and the application of cooling remedies (cooling lotion, cold water, &c.). 

 After the subsidence of the acute inflammation a blister should be applied. 



Windgalis. 



Windgalls are puft'y swellings situated al)0\e and at the sides of the 

 fetlock joint, caused 1)\ a distension of the bursae extending upwards from 

 the capsular ligament of the fetlock joint. (See Fig. 25.) Thev seldom 



Radius or arm -bone. 



Inner small nietararpal or siilint-bone, 

 (seat of " splint""). 



Large metacarpal or cannon bone._ M — 



Synovial bursa extending- upwards from, . 

 fetlock joint (seat of " wiiidgaU'"). 



Tendon of extcnxar pedi-K muscle 



Anterior sli}is of suspensory li^anienf 

 joining- «ith cxiPiixiir pedix tendon — 



I.a'oial litrr'.iiK'nt of jia^^tPrn join 



Tendon sheath of flexor metacarpi internus 

 - muscle (seat of " thoroughpin of the knee"'). 



Sheath of flexor tendons. 



Tendon oi flexor j/edis- per/drami nuis<'le. 



Tendon and sheath of jlcxar pfdls pi'i-ftn-aiia 

 nuiscle. 



Superior suspensory lifiament (seat of spiain). 



Synovial bursa extending- upwards from 

 sesamoid sheath (seat of " windgall"). 



Syno\ ial l>ursa? of pastern. 



Lateral carfcilai,'e (seat of "si<Iebone"). 



25. Inner aspect of l-'ore limb, show in^^ seats of lameness. (After Dollar.) 



cause lameness, and, except that they are evidences (-f wear and work, 

 little importance may be attached to their presence. The puffy swellings 

 contain synovia or joint-oil. stored for the purpose of preventing friction 

 during movement. During exercise this store of joint-oil is used up and 

 the windgalls disappear. Their reappearance on resting mav be looked 

 upon as an effort of \ature to prepare for and prevent an anticipated 

 friction. Inasmuch as their presence lowers the value of the horse it is 



