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Dysosmia can be classified as either parosmia (also called troposmia) or phantosmia. Parosmia is a distortion in the perception of an odorant. Odorants smell different from what one remembers. Phantosmia is the perception of an odor when no odorant is present. The cause of dysosmia still remains a theory.
The patient would report phantosmia symptoms, but would correctly identify known odors and would claim to have no symptoms of smell loss. She had no history of epilepsy, and her electroencephalographic results were normal. Later on, while the symptoms of phantosmia were decreasing, she developed severe symptoms of Parkinson disease.
These techniques can help deduce whether a specific case of parosmia can be attributed to just one stimulating odor or if there is a group of odors that will elicit the displaced smell. In one case studied by Frasnelli et al. certain smells, specifically coffees, cigarettes, onions, and perfumes, induced a "nauseating" odor for the patient ...
A nasty stench after you sneeze, then, doesn’t mean you’re sick, per se. “I don’t think it’s necessarily a bad sign,” Ramakrishnan says, just odorants reaching the olfactory nerve that ...
Liver disease, hypothyroidism, and rarely, certain types of seizures can also lead to dysgeusia. Different drugs can also be responsible for altering taste and resulting in dysgeusia. Due to the variety of causes of dysgeusia, there are many possible treatments that are effective in alleviating or terminating the symptoms.
Loss of taste and smell can have a profound impact on people’s lives. Losing smell has been linked to higher death rates in older adults and can have major impacts on people’s emotional and ...
Symptoms of BV can be worsened by sexual activity, douching, and the use of certain types of fragrances and detergents which can cause a change to vaginal pH and contribute to the onset of BV.
Different researchers and proponents use different definitions, which complicates research and can affect diagnosis. [ 7 ] [ obsolete source ] For example, the 1987 definition that requires symptoms to begin suddenly after an identifiable, documented exposure to a chemical, [ 8 ] but the 1996 definition by the WHO/ICPS says that the cause can ...