Infection
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What is the chain of infection? (list in order)
Infectious agent, Reservoir, Portal of exit, Mode of transmission, Portal of entry, Host,
What are the FOUR stages of infection?
Incubation stage, Prodromal stage, Illness stage, Convalescence stage,
What is the incubation stage?
Period from the entry of pathogen to the appearance of first signs and symptoms, Patient is infectious
What is the prodromal stage?
Period from non-specific signs and symptoms to general signs and symptoms, Patient is infectious
What is the illness stage?
Signs and symptoms become disease specific, patient is most infectious
What is the convalescence stage?
Acute signs and symptoms disappear and patient may recover, Patient may still be infectious at this stage,