Category Archives: LHPG Review

magazine

Heartwater in Cattle and Small Ruminants

By Dr. P.H. Mapham, BVSc (Hon) and Dr. J.H. Vorster, BVSc, MMedVet(Path) Introduction According to Dr PG Marais heartwater was first diagnosed in the North-eastern Transvaal in 1838 (now Mpumalanga) and he makes the interesting comment that the actual origin of the disease is unknown and that it is doubtful whether the disease is indigenous to South… Continue Reading

Antibiotic Stewardship II

Introduction A series of articles has been planned in order to give veterinarians some insight into certain aspects of the responsible and prudent use of antibiotics and other veterinary medicinal products (VMP). The OIE – Terrestrial Animal Health Code – 30/07/2015 publication was quoted in the previous article regarding the various responsibilities of veterinarians and… Continue Reading

Vaccinations and all its Intricacies

By: Dr Grant van Lelyveld (BVSc.) Technical and Marketing Manager for Ruminants HIPRA Southern Africa (Pty) Ltd.   Why do we vaccinate our herds against diseases like Bovine Viral Diarrhoea (BVD), Infectious Bovine Rhinotracheitis (IBR), Quarter evil (Clostridial spp.) and other such things, but more importantly how can we ensure that we get the best… Continue Reading

Common Foal Emergencies and Diseases

Dr Karin Kruger, BVSc, MSc, DACVIM Equine Specialist Physician 7 Nov 2015 Timing is Everything Neonatal medicine can be extremely rewarding (although incredibly time consuming) if a diagnosis is made and appropriate treatments given timeously. In order to identify abnormalities as soon as possible, all valuable equine births should be observed by a competent person.… Continue Reading

The Effect of Digital Dermatitis on Hoof Conformation

A. Gomez ,*1 N. B. Cook ,* J. Rieman ,* K. A. Dunbar ,* K. E. Cooley ,* M. T. Socha ,† and D. Döpfer * J. Dairy Sci. 98 : 927–936 http://dx.doi.org/ 10.3168/jds.2014-8483 © American Dairy Science Association®, 2015 . Why they did it Digital dermatitis is reported by the authors to be the… Continue Reading

Update on Chlamydia Abortion of Ruminants

Dr Rick Last – Specialist Veterinary Pathologist Vetdiagnostix – Veterinary Pathology Services Introduction The previously revised classification system of the Family Chlamydiaceae (1990) separated the Genus into Chlamydia and Chlamydophila. In 2010 the taxonomists proposed that only a single Genus (Chlamydia) should be considered in the Family and so the Genus Chlamydophila has now fallen… Continue Reading

Endometritis in Cattle

Endometritis in cattle is defined as inflammation of the uterine endometrium more than 21 days post-partum and not associated with systemic signs of illness. It can be divided into clinical endometritis or cytological endometritis based on certain diagnostic criteria. Clinical endometritis is characterised by the presence of a mucopurulent discharge from the vagina. Cytological endometritis… Continue Reading

The effect of cobalt dietary restriction on goats immune responses

Eugene H. Johnson*, Khalid Al-Habsi, Rashid Al-Busaidi, Mohammed Al-Abri. Impaired antibody response and phagocytosis in goats fed a diet low in cobalt. Small Ruminant Research 140 (2016) 27–31. Why they did it Small ruminants, such as sheep develop serious clinical signs of vitamin B12 deficiency when they are fed diets containing low levels of cobalt.… Continue Reading

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