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DOID:4
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disease
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A disease is a disposition (i) to undergo pathological processes that (ii) exists in an organism because of one or more disorders in that organism. |
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DOID:0050117
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disease by infectious agent
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A disease that is the consequence of the presence of pathogenic microbial agents, including pathogenic viruses, pathogenic bacteria, fungi, protozoa, multicellular parasites, and aberrant proteins known as prions. |
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DOID:1398
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parasitic infectious disease
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A disease by infectious agent that is carried out by a parasite which by definition is a pathogen that simultaneously injures and derives sustenance from its host. |
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DOID:4110
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parasitic ectoparasitic infectious disease
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A parasitic infectious disease that is caused by organisms that live primarily on the surface of the host. |
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DOID:5502
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lice infestation
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A parasitic ectoparasitic infectious disease that involves infestation of lice, which are blood-feeding ectoparasitic insects of the order Phthiraptera. |
