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The following outline is provided as an overview of and topical guide to concepts related to infectious diseases in humans.. Infection – transmission, entry/invasion after evading/overcoming defense, establishment, and replication of disease-causing microscopic organisms (pathogens) inside a host organism, and the reaction of host tissues to them and to the toxins they produce.
More specifically, infectivity is the extent to which the pathogen can enter, survive, and multiply in a host. It is measured by the ratio of the number of people who become infected to the total number exposed to the pathogen. [1] Infectivity has been shown to positively correlate with virulence, in plants. This means that as a pathogen's ...
Such coding is necessary for Medicare, Medicaid, and other health insurance programs to ensure that insurance claims are processed in an orderly and consistent manner. Initially, use of the codes was voluntary, but with the implementation of the Health Insurance Portability and Accountability Act of 1996 (HIPAA) use of the HCPCS for ...
In addition to medical expense insurance, "health insurance" may also refer to insurance covering disability or long-term nursing or custodial care needs. Different health insurance provides different levels of financial protection and the scope of coverage can vary widely, with more than 40% of insured individuals reporting that their plans do ...
A health insurance policy is a insurance contract between an insurance provider (e.g. an insurance company or a government) and an individual or his/her sponsor (that is an employer or a community organization).
Critical illness insurance, otherwise known as critical illness cover or a dread disease policy, is an insurance product in which the insurer is contracted to typically make a lump sum cash payment if the policyholder is diagnosed with one of the specific illnesses on a predetermined list as part of an insurance policy.
The relationship between the latent period, the infectious period (the period of communicability) and the incubation period.In some diseases, as depicted in this diagram, the latent period is shorter than the incubation period.
Though the patient may have contracted the infection from their own skin, the infection is still considered nosocomial since it develops in the health care setting. [5] The term nosocomial infection is used when there is a lack of evidence that the infection was present when the patient entered the healthcare setting, thus meaning it was ...