. A treatise on the diseases of the dog; being a manual of canine pathology. Especially adapted for the use of veterinary practitioners and students. Dogs. THE ORGANS OF SPECIAL SENSE. 231 scratched with the finger-nail evidently enjoys it. He may be covered with sores from the wounds he has in- flicted on himself when attempting to remove the irritation. Examination of the skin will show red puncta or circum- scribed inflammations, each of which developes into a vesicle in the majority of cases and bursts, giving exit to a sero-purulent discharge, which, mixed with epithelial scales, forms sc
. A treatise on the diseases of the dog; being a manual of canine pathology. Especially adapted for the use of veterinary practitioners and students. Dogs. THE ORGANS OF SPECIAL SENSE. 231 scratched with the finger-nail evidently enjoys it. He may be covered with sores from the wounds he has in- flicted on himself when attempting to remove the irritation. Examination of the skin will show red puncta or circum- scribed inflammations, each of which developes into a vesicle in the majority of cases and bursts, giving exit to a sero-purulent discharge, which, mixed with epithelial scales, forms scurfs and scabs on the skin of the affected parts. The hair is soon shed, except that here and there one persists obstinately among the disease crusts. As the disease progresses more skin becomes involved, and. FlO. 69.—Sarcoptes canis (Geelach). that which was first affected becomes hypertrophied, thick, dry, scaby, and corrugated or covered with open sores from the animal biting and tearing himself. Chronic mange causes an anaemic and debilitated state of the animal, and he loses his spirits and value for sport; he is no longer keen in the field, and his powers of scent notably fail. It is observed by Nunn that the rapid spread of inange over the surface of the body is due to the fact that both bedding and claws convey the parasites. Symbiotes has been found on the dog, but sarcoptes is the general. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Steel, John Henry. New York, J. Wiley & Sons
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Keywords: ., bo, bookcentury1800, bookdecade1880, booksubjectdogs, bookyear1888
