Pruritus Flashcards
1
Q
What is the definition of pruritus?
A
Itch= an unpleasant, poorly localised, non adapting sensation hat provokes the desire to scratch
2
Q
What are the causes of itch?
A
Pruritoceptive
Neuropathic
Neurogenic
Psychogenic
3
Q
define pruritoceptice
A
something in skin that triggers itch (dryness etc)
4
Q
define neuropathic
A
damage to central or peripheral nerves causing itch
5
Q
define neurogenic
A
no evident damage to CNS but itch caused
6
Q
Define psychogenic
A
psychological causes with no CNS damage
