220 Diseases of the Eyes and Ears, 



her pups. Such animals repeat the vice at each parturi- 

 tion, the cause being assigned to a disordered digestion. 

 If this be correct, the exhibition of a cathartic will be of 

 service, and she should be zealously watched, but kept 

 as quiet as possible. 



CHAPTER XVI. 



DISEASES OF THE EYES AND EARS. 



Organs' OF Vision : Simple Ophthalmia, or Conjunctivitis— Cataract— Iritis— 

 Amaurosis, or Gutta Serena — Staphyloma — Hydrophthalmia— Distension, 

 and Dislocation of the Eyeball— Tumour of the Haw— Dermatoid Con- 

 juactiva— Ulceration of the Eyelids— Ectropion— Entropion— Watery Eyes. 

 Organs of Hearing: Otitis — Internal Canker — External Canker — 

 Abscess of the Ear-flap, or Blood Abscess— PolyTii, or Tumours within 

 the Ear — Squamula, or Scurfiness of the Ear-flap— Ticks — Mange of the 

 Ear. 



Organs of Vision.— Simple Ophthalmia, commonly 

 known as Cotiju7ictiviiis^ or inflammation of the investing 

 membrane, the conjunctiva, arises from external injury, 

 as blows, stings, insinuation of foreign bodies, cold 

 winds, foul emanations in the kennel, and a chronic form 

 is apt to arise from mal-nutrition dependent on disordered 

 stomach and digestion ; it is also an accompaniment of 

 distemper. 



Syvipto7ns. — Intolerance of light, closed eyelids, from 

 which flows an abundant watery secretion. On separation 

 of the lids, which the sufferer strenuously opposes, the 

 membranes are observed to be highly injected, and the 

 organ is susceptible to pressure or light. Unless the 

 disease is speedily arrested, permanent blindness by 

 destruction of the organ is certain. 



Treatmenf. — Carefully remove all foreign substances 

 when present. Avoid the stimulus of light by placing 

 the patient in a darkened room, allowing ample fresh air. 

 Cover the affected member with the hot spongio-piline 



