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A zoonosis (/ z oʊ ˈ ɒ n ə s ɪ s, ˌ z oʊ ə ˈ n oʊ s ɪ s / ⓘ; [1] plural zoonoses) or zoonotic disease is an infectious disease of humans caused by a pathogen (an infectious agent, such as a bacterium, virus, parasite, or prion) that can jump from a non-human vertebrate to a human.
The following outline is provided as an overview of and topical guide to concepts related to infectious diseases in humans.. Infection – transmission, entry/invasion after evading/overcoming defense, establishment, and replication of disease-causing microscopic organisms (pathogens) inside a host organism, and the reaction of host tissues to them and to the toxins they produce.
The One Health approach, which integrates animal, human, and environmental health, has emerged as a crucial tool for monitoring and mitigating the spread of infectious diseases. [43] Zoonotic diseases, originating from animal sources, pose a significant threat to human health. Up to 75% of emerging infectious diseases are zoonotic, originating ...
Scientists have warned a “zombie deer disease” could spread to humans after hundreds of animals were infected with the illness in the US over the last year.. Chronic wasting disease (CWD ...
Cases of tularemia, also known as “rabbit fever," are on the rise in the U.S., according to a new report from the CDC. The report identifies symptoms and the groups most at risk.
A number of animals, wild or domesticated, carry infectious diseases and approximately 75% of wildlife diseases are vector-borne viral zoonotic diseases. [13] Zoonotic diseases are complex infections residing in animals and can be transmitted to humans. The emergence of zoonotic diseases usually occurs in three stages. Initially the disease is ...
Psittacosis—also known as parrot fever, and ornithosis—is a zoonotic infectious disease in humans caused by a bacterium called Chlamydia psittaci and contracted from infected parrots, such as macaws, cockatiels, and budgerigars, and from pigeons, sparrows, ducks, hens, gulls and many other species of birds.
Skin will become thickened and colour of crusting will change yellowish or grey as the parasitic disease progresses. [6] [8] [7] Self-trauma because of severe itching can cause excoriations to develop severe dermatitis, secondary bacterial infections. Far progressed Notoedric mange often leads to apathy, anorexia and even death. [9]