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. 
OrcGans or 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- 
junctiva—Ulceration of the Eyelids—Ectropion—Entropion— Watery Eyes. 
Orcans oF Hearinc: Otitis— Internal Canker— External Canker — 
Abscess of the Ear-flap, or Blood Abscess—Polypi, 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 Conjunctivitis, 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. 
Symptoms.—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. 
Treatment.—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 
