File Name: list of common diseases and their symptoms .zip
Foodborne illness is caused by consuming contaminated foods or beverages. Many different disease-causing microbes or pathogens can contaminate foods, so there are many different types of foodborne illnesses. Most foodborne diseases are infections caused by a variety of bacteria, viruses, and parasites.
Learn about acute lymphoblastic leukaemia, a cancer of the white blood cells. Around three out of four childhood leukaemia cases are acute lymphoblastic. Learn more about acute myeloid leukaemia, an overproduction of myeloid white blood cells.
A communicable disease is a disease that spreads from one person or animal to another. Pathogens such as viruses, bacteria, and fungi cause these diseases. A communicable disease is any disease that passes between people or animals. A person may develop a communicable disease after becoming infected by the pathogen. This may happen through:.
Infectious diseases are disorders caused by organisms — such as bacteria, viruses, fungi or parasites. Many organisms live in and on our bodies. They're normally harmless or even helpful. But under certain conditions, some organisms may cause disease. Some infectious diseases can be passed from person to person. Some are transmitted by insects or other animals. And you may get others by consuming contaminated food or water or being exposed to organisms in the environment.
Jump to navigation. People with allergies have especially sensitive immune systems that react when they contact allergens. Because there are so many possible causes, the symptoms of allergies vary widely. Airborne allergens, like pollen and pet dander, are likely to cause:. In cases of a more extreme response, called anaphylaxis, symptoms are severe and life-threatening.
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Anhrax, a highly infectious and fatal disease of cattle, is caused by a relatively large spore-forming rectangular shaped bacterium called Bacillus anthracis. Anthrax causes acute mortality in ruminants. The bacteria produce extremely potent toxins which are responsible for the ill effects, causing a high mortality rate. Signs of the illness usually appear 3 to 7 days after the spores are swallowed or inhaled. Once signs begin in animals, they usually die within two days. Hoofed animals, such as deer, cattle, goats, and sheep, are the main animals affected by this disease. They usually get the disease by swallowing anthrax spores while grazing on pasture contaminated made impure with anthrax spores.
These infectious microscopic organisms are known as pathogens, and they can multiply quickly. Examples of pathogens include:. They can spread in several different ways, including through:. In this article, we explain the different types of infections, how to reduce the risk of infection, and what symptoms they cause. Stay informed with live updates on the current COVID outbreak and visit our coronavirus hub for more advice on prevention and treatment. The immune system is an effective barrier against infectious agents.
People with COVID have had a wide range of symptoms reported — ranging from mild symptoms to severe illness. Symptoms may appear days after exposure to the virus. This list does not include all possible symptoms.
Also, visit our coronavirus hub for more information on how to prepare, advice on prevention and treatment, and expert recommendations. Airborne disease can spread when people with certain infections cough, sneeze, or talk, spewing nasal and throat secretions into the air. Some viruses or bacteria take flight and hang in the air or land on other people or surfaces.
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STG retains its purpose of identifying medicines that are considered essential for The guideline covers chapters of common diseases in Tanzania. a brief description of the topic, common clinical signs and symptoms of each disease, the.
Вверху мирно раскачивалась курильница. Халохот, расталкивая людей, двигался по центральному проходу, ища глазами намеченную жертву. Он где-то. Халохот повернулся к алтарю.
Уверенно и неуклонно. Не сбиваясь с курса.