0 changes to the sense of smell that make things smell different from usual, and usually unpleasant : --
He has suffered from parosmia since recovering from Covid-19.
In parosmia, the peripheral theory refers to the inability to form a complete picture of an odorant due to the loss of functioning olfactory receptor neurons.
This would also lead to parosmia.
Dysosmia can be classified as either parosmia (also called troposmia) or phantosmia.
The term dysosmia refers to a qualitative olfaction disorder and include both parosmia and phantosmia.
Phantosmia is different from parosmia, in which a smell is actually present, but perceived differently from its actual smell.
In another case study cited in the same paper, one woman had parosmia in one nostril but not the other.
Although there are instances of parosmia affecting patients for years at a time, this is certainly not the majority of cases.
Parosmia refers to a distortion in the perception of an odorant.
