Gastrocnemius rupture causing abnormal flexion of the hock is a common traumatic disease observed in cattle. Spontaneous rupture of the gastrocnemius mainly occurs at the muscle-tendon junction and a direct…
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Abstract A congenital defect of Salers calves is clinically characterized by goiter, reduced weight and generalized alopecia. Hypothyroidism (reduced T4, increased TSH hormone concentrations) and thyroid epithelium hyperplasia are linked…
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Abstract The objective of the study was to evaluate the relationship between bacteria contamination of colostrum and the efficiency of colostrum IgG absorption. Fifteen newborn Holstein calves from 5 different…
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Resumen En un rebaño de ganado vacuno lechero ubicado en Galicia, se observó la enfermedad y posterior muerte de tres vacas. Los animales enfermos se encontraban en decúbito y presentaban…
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A three year old dairy cow that had calved 5 months earlier was presented with the following history: loss of appetite, low body condition score and showing frequent urinating behavior…
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Resumen Se describe un caso de defecto de septo ventricular (DSV) en una ternera frisona de 3 meses y un caso un caso de doble salida del ventrículo derecho (DSVD),…
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Resumen Presentamos tres casos de necrosis tubular aguda (NTA) en terneros de raza Rubia Gallega, una hembra de 1 mes de vida y dos machos con edades de 14 días…
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A cervical swelling in neonatal calves is a rather rare condition, which mostly affects individual animals, but can in certain cases involve a large number of calves within a herd.…
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Many veterinarians around Europe are sporadically contacted by insurance companies to advise them on the plausibility of a death by lightning impact in livestock. Confirmation of a diagnosis compatible with…
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Clostridium perfringens is a well-known cause of hemorrhagic abomasitis in newborn calves and enterotoxaemia in older calves. This spore-forming, anaerobic bacterium is ubiquitous in the environment and in the bovine…
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Introduction First colostrum feeding plays an important role in calf rearing. The adequacy of passive transfer depends on different factors especially colostrum quality. Generally, a calf should receive 100 to…
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Abstract In many regions worldwide dairy cows are subject to long periods of heat stress, resulting in often severe losses in production and profit for dairy farms. The objective of…
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In cows, the nutrition for organic production system is well-regulated by Council Regulation EU 889/08 although the effect of the approved feedstuff on internal balance is not well-established, especially in…
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Abstract The influence of electromagnetic fields on the health of humans and animals is still an intensively discussed and scientifically investigated issue (Löscher, 2003; Eger et al., 2004; van Rongen…
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Summary The overall prevalence of subclinical ketosis after calving was 31% across 47 herds. Cows with subclinical ketosis had a higher risk of clinical ketosis (2.8x), displaced abomasum (5.4x),…
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