What causes Parosmia? - Deepstash
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What causes Parosmia?

What causes Parosmia?

More than half of people who lose their sense of smell due to a virus will go on to have parosmia.

Although the exact reason parosmia occurs is unclear, the prevailing theory is that when the olfactory nerves (which connect your nose to your brain) are damaged by a virus, head injury, the connection between your nose and brain is broken.

When the nerves start to regrow, they may go to a different spot in the brain than before, resulting in a distorted sense of smell.

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How is parosmia treated?

How is parosmia treated?

Parosmia is typically treated with something known as olfactory training or scent training, which involves inhaling a particular scent and thinking about what that scent should smell like. So, if you were inhaling the scent of lemon, you would try to remember what lemon smells like at th...

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What do you smell when you have parosmia?

It depends. Everyone seems to have a somewhat unique experience, but in many cases, it’s not pleasant.

Some people with parosmia will experience the same unpleasant scent for a variety of things (so, lemons and coffee may both smell like garbage) while others will experience unique scents f...

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What is parosmia, exactly?

What is parosmia, exactly?

Parosmia is a change in the normal perception of odors, like when the smell of something familiar is distorted, according to the National Institutes of Health (NIH).

Parosmia can also cause something that normally smells nice to smell bad.

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Generalist. Great minds discuss ideas, average minds discuss events, small minds discuss people.

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According to a 2004 research, the sense of smell is a complicated process.

  • The olfactory receptor cells send a neuron signal to a part of our brain which is called the olfactory bulb.
  • This multistep process which involves over a thousand genes and the nerves connect...

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  • Odour molecules that move through the air up your nostrils will bind to special smell receptors on the surface of nerve cells.
  • The nerve cells send a signal to the brain's olfactory bulb, that is behind the bridge of the nose.
  • People have about 400 different smell recepto...

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When new neurons are born from stem cells within the brain, which can then form new circuits. Neurogenesis surprisingly only happens in a few areas in the brain. One area is the hippocampus which needs a lot of new neurons because it encodes

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