. Diseases of the dog and their treatment. nd hard, it is very hot in cases of intense I 6 GENERAL EXAMINATION fever, and cold in animals that are very much debilitated, or after severeexternal or internal hemorrhage, or collapse from shock. In fat dogs theskin has a very unpleasant greasy feel to the touch. An unfavoraljlesymptom of disease is when a fold of the skin is lifted by the hand andremains in the same position when released. Profuse perspiration israrely seen in dogs except where they may have been badly do perspire constantly, but it is insensible perspiration. The
. Diseases of the dog and their treatment. nd hard, it is very hot in cases of intense I 6 GENERAL EXAMINATION fever, and cold in animals that are very much debilitated, or after severeexternal or internal hemorrhage, or collapse from shock. In fat dogs theskin has a very unpleasant greasy feel to the touch. An unfavoraljlesymptom of disease is when a fold of the skin is lifted by the hand andremains in the same position when released. Profuse perspiration israrely seen in dogs except where they may have been badly do perspire constantly, but it is insensible perspiration. The hair is also a useful guide in diagnosis. In sick, badly fed, orneglected animals, or if they are infested with parasites, it loses its gloss,becomes dry and brittle, breaking easily, and in some cases falls out par-tially or entirely. As a rule, in all dogs that have undergone a severeillness, the hair falls out to a large extent; in bitches that have nursed alarge litter of puppies, the hair falls out in large Ciuantities after Fig. 1.—Dog with a?deina of the skin. + marks indentation made bj the pressure of the finger. The odor of the skin is sometimes very offensive, especially in dogssuffering with distemper and septicaemia, meat poisoning, infectioushemorrhagic gastro-enteritis, and certain skin affections, and in animalsthat are neglected and filthy. CEdema and emphysema of the skin are very important diagnosticpoints. By oedema or dropsy of the skin (anasarca) we understand it tobe an abnormal accumulation of fluids in the skin and the subcutaneouscellular tissues. This condition is caused by the fluids not being reabsorbedby the lymph vessels in the same proportion that they come out of theblood vessels. We recognize oedema by a swollen or bloated, painless,cool condition of the skin, with the obliteration of all wrinkles; if theswelling is pressed with the finger, the indentation remains visible forsometime (Fig. 1); this may come from a number of diseased
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