So, I'm a couple of posts into the blog, and I realise that I haven't said what parosmia actually is. Silly me. Here's the lowdown on a couple of olfactory conditions, and my experience of them. Incidentally, conditions affecting the olfactory nerve are generally grouped together under the term Dysosmia. Therefore dysosmias include (but are not limited to) the following: Anosmia : This is a complete inability to smell, and is probably the best-known (and certainly the best-researched) form of dysosmia. Causes can include head injuries, viruses including colds and flu, and chronic sinus disease, but a great many cases of anosmia are idiopathic, having no discernible cause whatsoever. In the early stages, anosmia can often be mistaken for a taste disorder as the first symptom that a lot of people really notice is their food not being as flavourful as usual. However, true taste disorders are rare, and I'll deal with this in another post. Perfume ...
My nose has brain damage.