TEXT BOOK OF VETERINARY MEDICINE BY JAMES LAW, F.R.C.V.S. Director of the New York State Veterinary College Cornell University, Ithaca, N. Y. VOL. IV. INFECTIOUS DISEASES. ITHACA PUBLISHED BY THE AUTHOR 1902 Copyright by JAMES LAW 1902. PRESS OF ANDRUS & CHURCH ITHACA, N. Y. VETERINARY MEDICINE. PYÆMIA AND SEPTICÆMIA. Multiplicity of Septicæmias. Pyæmia and Septicæmia, distinction between. Multiple secondary abscesses in pyæmia; no secondary abscesses in uncomplicated septicæmia. Septico-pyæmia. _Pyæmia._ Causes: bacteria, deep wound infection, susceptibility, debility, shock, illness, narcotic ptomaines, partial immunization, complexity of infection, mutual decomposition of toxins, dose, lesions of intima of blood vessels, thrombosis, embolism, action of microbes on hæmatoblasts and blood globules, viscidity of cells, adhesion to endothelium, coagula, solution of clot, escape of microbes. Lesions: wound, abscess, thrombus, emboli, infarction, abscesses, ulceration, endocarditis. Spleen. Blood coagulates. Symptoms: rigor, hyperthermia with remissions, pulse weak, soft, rapid, perspiration, diarrhœa, sweet breath, fæces, urine acid, dulness, prostration, mucosæ dusky or yellow, blood shows leucocytosis, hæmolysis, cardiac murmur, arthritis, stupor, coma, palsy, dry, puffy sore, source of infection. Prognosis grave. Prevention: largely surgical, antisepsis, asepsis, excision of infected vein. Treatment: antiseptics, locally and internally, stimulants, tonics, nourishment. _Septicæmia_: microbes, toxins, septic intoxication, septic infection, fermentation fever, sapræmic fever. Lesions: blood dark, incoagulable, spleen enlarged—gorged, petechiæ, cloudy swellings, coagulation necrosis, organs as if parboiled, congested glands, kidneys. Symptoms: chill slight, hyperthermia without marked remissions, weak, rapid pulse, hurried breathing, anorexia, emesis, yellow mucosæ, nervous disorder—dulness, apathy, stupor, paraplegia. Value of precursory conditions. Prognosis grave. Prevention, Treatment: remove source of poison, antiseptics, drainage, internal antisepsis, strychnia, quinine, iron chloride, stimulants, supporting, easily digestible food, sponging.