764 



DISEASES OF THE AYITHEBS. 



Fig. 562.— TranBverse Section ol the Eegion of the Withers, 

 p.— Skin, fe.— Fibre elaBtic tissue, t./— Dorsal trapezium, r.— Ehombold muscle, 

 cp.— Cartilage of the scapula, is.— Ilio spinalis, v.— 5th dorsal Tertehra. gd.— Great 

 serratuB. ss. — Sub-scapularis. s. — Scapula, se. — Antea-splnatus. sh. — Scapulo- 

 humeral Joint, pf. — Deep pectoral, pt. — Thoraciq walls. 



Saddle horses are for the same reason pecuharly apt to become 

 sufferers from the lesion of which we are speaking. The self- 

 inflicted bites and the scratching and rubbing of animals suffering 

 from parasitic affections, in their efforts to relieve themselves, may 

 also result in placing them in the category of the predisposed. 



To enumerate all the occasional causes would be to make a 

 catalogue of casualties, which would be best done by copying from 

 the accident columns of the daily press, and we shaU. merely refer 

 to a few of a kind which may possess some special characters and 

 notable features, not too obvious or common and familiar 



Contusions of any kind, resulting from the causes stated, or 

 even little abrasions from the simple misfit of a blanket kept in 

 place by a surcingle too tightly buckled — anything, in fact, which 

 may give rise either by its immediate effect or by its continuance, 



