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Influenza, commonly known as the flu, is an infectious disease caused by influenza viruses. Symptoms range from mild to severe and often include fever, runny nose, sore throat, muscle pain, headache, coughing, and fatigue. These symptoms begin one to four (typically two) days after exposure to the virus and last for about two to eight days.
1 Bacterial. 2 Viral. 3 Fungal. 4 Protozoan. 5 References. ... that cause flu-like syndrome (influenza-like illness): Bacterial. Anthrax [1] Brucellosis [2]
The bacteria are mesophilic and grow best at temperatures between 35 and 37 °C. [1] H. influenzae was first described in 1893 [2] [3] by Richard Pfeiffer during an influenza pandemic [4] when he incorrectly identified it as the causative microbe, which is why the bacteria was given the name "influenzae".
Influenza-like illness (ILI), also known as flu-like syndrome or flu-like symptoms, is a medical diagnosis of possible influenza or other illness causing a set of common symptoms. These include fever, shivering , chills , malaise , dry cough , loss of appetite , body aches, nausea , and sneezing typically in connection with a sudden onset of ...
Influenza A virus (IAV) is the only species of the genus Alphainfluenzavirus of the virus family Orthomyxoviridae. [1] It is a pathogen with strains that infect birds and some mammals, as well as causing seasonal flu in humans. [2]
Haemophilus is a genus of Gram-negative, pleomorphic, coccobacilli bacteria belonging to the family Pasteurellaceae. [2] [3] While Haemophilus bacteria are typically small coccobacilli, they are categorized as pleomorphic bacteria because of the wide range of shapes they occasionally assume.
Swine influenza is an infection caused by any of several types of swine influenza viruses. Swine influenza virus ( SIV ) or swine-origin influenza virus ( S-OIV ) refers to any strain of the influenza family of viruses that is endemic in pigs . [ 2 ]
Shqip; Sicilianu; සිංහල ... An infection is the invasion of tissues by pathogens, ... Today Influenza kills about 250,000 to 500,000 worldwide each year.