Tag: infectious disease
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Pneumonia
Pneumonia is an infection of the lungs caused by a variety of germs. These germs reach the air sacs (lowest part of airways) after inhalation, overcoming body's normal defense mechanism like nasal hairs, mucus and
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Tuberculosis
Tuberculosis (TB) is a communicable disease caused by Mycobacterium tuberculosis. It can affect any organ in the body but lungs (Pulmonary TB) are the most common site of infection. Other common sites of infection are bones, lymph
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Ascariasis
Ascariasis is infestation of humans intestine by roundworm (Ascaris lumbricoides). The roundworm may reside in the guts for 6 to 24 months. The eggs are passed into the stool and under warm, shady, moist conditions
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Red Eye
When the white part of eyes appears red, it is called a red eye. It is caused by dilatation of local blood vessels due to inflammation usually from either infection or irritation. Red eye can be a
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Malaria
Malaria is a febrile, mosquito-borne disease caused by parasitic protozoa, Plasmodium. Four different species of Plasmodium cause malaria. The parasite is transmitted by bite of female Anopheles mosquito. It occurs mostly in high temperature areas -
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HIV/AIDS
Introduction HIV (Human Immunodeficiency Virus) is the virus that causes AIDS (Acquired Immunodeficiency Syndrome). Infection by HIV weakens your immune system. When the immune system becomes too weak to fight, organisms that
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Diarrhea
Diarrhea is defined as increased frequency of defection (more than 3 per day) with excessive or abnormally loose consistency. Stool weights more than 200g/day are sometimes used to define diarrhoea but in the absence of abnormal consistency, weight
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Hepatitis
Hepatitis is an inflammation of the liver. Liver is one of vital organs and largest internal solid organ. Liver has large blood supply and functions as a chemical factory removing many unwanted substances from the
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Amoebiasis/Giardiasis
Amoebiasis is an infection of gastrointestinal tract caused by an intestinal parasite called Entamoeba histolytica. It causes dysentery, liver abscess and rarely affects lungs, heart and brain. It occurs everywhere in the world but especially in the