Gustatory and olfactory disorder types

Question 1

Anosomia

Answer 1

Loss of smell

Question 2

Ageusia

Answer 2

Loss of taste

Question 3

Hyposmia

Answer 3

Reduced perseption of smell

Question 4

Hypogeusia

Answer 4

Reduced perception of taste

Question 5

Hyperosmia

Answer 5

Increased perception of taste

Question 6

Dysosmia

Answer 6

Distortion/perversion of smell

Question 7

Dysgeusia

Answer 7

Distortion/perversion of taste

Question 8

Cacosmia

Answer 8

Revolting sense of smell

Question 9

Cacogeusia

Answer 9

Revolting sense of taste

Question 10

Agnosia

Answer 10

Knowing stimulus is there, but being unable to characterize it

Question 11

Locations of disorders

Answer 11

Peripheral, neuroepithelia, central

Question 12

Causes of peripheral disorders

Answer 12

Chemicals can’t reach receptors or are altered in some way. Olfactory: too many neurons, inflammation, foreign body etc. Gustatory: dry mouth, secretion too thick, thrush etc.

Question 13

Causes of neuroepithelial disorders

Answer 13

Damage/absences of receptor cells, processees, or any part of transduction. Olfactory: head trauma, drugs/toxins etc. Gustatory: burning tongue etc.

Question 14

Causes of central disorders

Answer 14

Damage or malfunction to any of the central pathways. Hallucinations and loss of discrimination usually have central pathways.

Question 15

What do patients with ageusia often complain about as well?

Answer 15

Agnosmia