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Etiology
Anaplasmosis is an infectious, transmissible disease of cattle caused by a rickettsia organism, Anaplasma marginale. Anaplasmosis is also called “yellow bag” or “yellow fever” as affected animals can develop a jaundiced appearance The organism invades (infects) and resides in red blood cells. The defense mechanism of the infected animal removes the infected red blood cells (RBCs) from circulation, thereby initiating the clinical signs of anemia.
Tags: Article Livestock Anaplasmosis in Cattle
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Degenerative Joint Disease, commonly known as bone spavin, is a bony swelling onnthe lower, inner side of the hock, caused by arthritis of the bones in the area. Some horses with an obvious bone spavin show little or no signs of lameness; others may be very lame but with no signs of swelling. Horses with bone spavin may still be useful, but fluctuating lameness may recur at varying intervals.
Tags: Article Horse Bone Spavin Degenerative Joint Disease
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Azoturia or Equine Rhabdomyelosis, is a condition that affects the muscles of horses, ranging from stiffness and mild cramps to the horse becoming unable to stand with discoloured urine
Terminology
Monday Morning Disease, Tying-Up, Azoturia, Paralytic Myoglobinuria, Myositis and Setfast
Causes
The basic mechanism of the disease is poorly understood and it is likely that the predisposing and triggering factor(s) are slightly different for each animal. Possible predisposing factors include:
Tags: Article Horse Azoturia in Horse Azoturia Monday Morning Disease Tying-Up Azoturia Paralytic Myoglobinuria Myositis Setfast
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Definition
Optic neuritis is inflammation of the intraocular or intra orbital optic nerve. It may be a manifestation of systemic illness.
Etiology
Causes include idiopathic, immune mediated, infectious, inflammatory and neoplastic disorders.
Tags: Article Pets Animals Optic neuritis
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Definition or overview
Ophthalmomyasis interna refers to the presence of dipterous fly larvae in the eye
Etiology
Ophthalmomyasis is caused by the sheep nasal botfly (Oestrus Ovis) and the catlle warble fly (hypoderma bovis). Larvae gain access to the eye via the blood or by direct migration through the eye.
Tags: Article Pets Animals Ophthalmomyasis
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