HLTH-307 Lecture Notes - Lecture 4: Clostridium, Aureus, Conjunctivitis

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Pathogen: a microorganism that causes disease or infection. Normal flora: present microorganisms that are present are considered to not cause harm, in some cases could help you. Communicable: can spread from one to another (contagious) Epidemic: actual number of cases that have exceed the expected number of cases (ex: measles) Pandemic: epidemic that is occurring world wide. The interval between exposure and first appearance of symptoms: prodomal stage: Interval between earliest symptoms and appearance of a rash of elevated temperature. Febrile patients may experience: malaise, fatigue, weakness, general unwell feeling: acute stage: Should avoid others and seek medical advice: declining stage: Begins with the end of the acute stage. Patient may wish to resume normal activities: convalescent stage: Continues until the patient has regained full strength and returned to normal health state. Disease reporting and surveillance: if someone goes to the doctors and the diagnosis is measles, it has to be reported. Hand hygiene: washing hands or using plurell.

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