. The horse : its varieties and management in health and disease. ed in conjunction with vegetable tonics, & opinion of a veterinary surgeon should be sought atthe outset. CHAPTER DISEASES Having their origin in inordinate, impaired, or arrest of function, and remark-able for the development of a septic state—Purpura Hemorrhagica—Azoturia—Malignant sore throat. These diseases are the analogues of charbon in cattle,and although the development of a septic poison withinthe blood is undoubted, they do not rank as contagious Blood Diseases. 179 in the strict sense; they do not prop
. The horse : its varieties and management in health and disease. ed in conjunction with vegetable tonics, & opinion of a veterinary surgeon should be sought atthe outset. CHAPTER DISEASES Having their origin in inordinate, impaired, or arrest of function, and remark-able for the development of a septic state—Purpura Hemorrhagica—Azoturia—Malignant sore throat. These diseases are the analogues of charbon in cattle,and although the development of a septic poison withinthe blood is undoubted, they do not rank as contagious Blood Diseases. 179 in the strict sense; they do not propagate by the poison from the blood of a diseased animal doesnot produce the same disease, but a blood poisoning ofa virulent and rapidly destructive character, and thisforms the essential difference between the maladies nowunder consideration and those to be described inChapter XVI. Purpura Hemorrhagica.—This serious affection isalso known as Acute Anasarca, and Sanguineous Dropsy,both of which fail to enlighten the non-professional. Purpura Hemorrhagica. reader. It partakes of none of the essentials of aninflammatory disease. The condition of the blood issuch as to favour an infiltration of the fluid portions,being blood-stained, within all sub-cellular spaces, andeven into the substance of the skin, internal organs, & fully developed cases it is not uncommon to behold asufferer standing calm and motionless, while large drops,and even streams, of a bloody fluid from a thousandspots, oozes through the hair, and trickles downward tothe ground. Large swellings also appear over andbeneath the body and legs, but especially at those parts i8o Blood Diseases. where the skin is thin; and the mucous membranes shownumerous mulberry red-looking spots, which, in commonwith others on the skin, at a later stage favour the escapeof blood. The swellings eventually run into each other, theskin cracks, and discharges of a yellowish colour flowout; then portions of t
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