If one had to chose a sensory faculty to loose, smell would rank above sight or hearing. Neverthe less it is an important loss. It is called anosmia and is said to affect 2 % of the population. Nevertheless few clinicians are interested in this problem. Such olfactory disorders may be secondary to nasal polyps. Damage to the nerves supplying the nose and viral infections are other causes.
Watts G 2007 Scent trials British Medical Journal 335, pp588-9
- Martin Eastwood