4 - ENT - Vertigo - dizziness, Nystagmus and Romberg's Flashcards Preview

CP2 > 4 - ENT - Vertigo - dizziness, Nystagmus and Romberg's > Flashcards

Flashcards in 4 - ENT - Vertigo - dizziness, Nystagmus and Romberg's Deck (11):
1

define dizziness

non specific complaint - may encompass vertigo, dysequilibrium, light headedness ,ataxia, displopia

2

define vertigo - may be accompanied by?

the illusion of movement
may get N+V, pallor, diarrhoea

3

CV causes of dizziness

arrhythmias, hypotension, vaso-vagal attacks (fainting when seeing eg blood)

4

what is nystagmus and its 2 types

involuntary to and fro movements of the eyes

fast phase - pathological
slow phase - corrective

5

what usually causes horizontal nystagmus

what may cause vertical or horizontal nystagmus

peripheral vestibulopathy

central disease

6

direction of nystagmus
-central disease?
-peripheral disease?

(irritative lesion?)

-central - fast phase towards lesion
-peripheral - fast phase away from lesion

irritative = towards lesion

7

describe the 3rd degree of nystagmus

- in acute phase - nystagmus while gaze is ipsilateral, straight ahead and contralateral

8

describe the 2nd degree of nystagmus

2-3 days later - nystagmus straight ahead and contralateral

9

describe the 1st degree of nystagmus

a few weeks later , nystagmus only contralateral

10

what premise is Rombergs based on

balance requires three functions - vision, proprioception, vestibular function

11

Rombergs - how? shows?

pt stand still, arms by side, then close eyes for a minute

swaying/falling = +ve - indicates proprioceptive/vestibular dysfunction

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