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Toxoplasmosis life cycle Photo from the Centre for disease control. Toxoplasmosis is considered to be a leading cause of death attributed to foodborne illness in the United States. More than 60 million men, women, and children in the U.S. carry the Toxoplasma parasite, but very few have symptoms because the immune system usually . . . → Read More: Toxoplasmosis: Frequently asked questions Brucellosis is spread to humans by unpasteurised milk. Photo by Janine Chedid on Wikimedia Diagnosis of brucellosis relies on: Demonstration of the agent: blood cultures in tryptose broth, bone marrow cultures. The growth of brucellae is extremely slow (they can take until 2 months to grow) and the culture poses a risk to . . . → Read More: Brucellosis Diagnosis, Treatment and Occurrence Melencolia I. Print of Albrecht Dürer This article provides a self-assessment test for identifying possible symptoms of clinical depression. Please note that while great care is taken with the development of this self-assessment tool, it is not intended to be a substitute for professional clinical advice. While the results of the self-assessment tool . . . → Read More: Self test for depression Causes of depression during pregnancy and the postnatal period There are a variety of causes or ‘triggers’ that can lead to the onset of clinical depression. Melancholic depression, puerperal psychosis and bipolar disorder are all known to be linked to biological (genetic or biochemical) causes. Non-melancholic depression is usually associated with psychosocial stress – . . . → Read More: Post Natal Depression Causes and Treatments What is coccidiosis? Coccidiosis is a parasitic disease that affects cattle, sheep, goats, swine and poultry. The disease is caused by microscopic protozoan organisms known as coccidia that inhabit the cells of the intestinal lining. Each class of livestock has a species-specific coccidia; there is no cross-infection between species. At least nine species of . . . → Read More: Coccidiosis in Beef Cattle Vaginal Prolapse seen in ewes and ewe lambs in the later stages of pregnancy. mild vaginal prolapses are difficult to detect. Sometimes if the ewe is lying down a small round protrusion of the vaginal wall from the vulva will be seen. As the problem progresses, more of the vaginal wall can be seen. . . . → Read More: Common Disorders affecting sheep - Ewe reproductive disorders |
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