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VESTIBULAR FUNCTIONS ASSESSMENT, CLINICAL TESTS, LABORATORY TESTS - Coggle…
VESTIBULAR FUNCTIONS ASSESSMENT
Spontaneous Nystagmus
Alexander's law
Halmagyi Head Impulse Test
Origin: Peripheral vs Central
Fistula test
False positive: Hennebert's sign
False negative: Dead labyrinth
Electronystagmography
detecting and recording nystagmus
Caloric Test
Fitzgerald-Hallpike test
Cold-air caloric test
Modified Kobrak test
Romberg test
Peripheral V.L. Sways same side
Central- instability
Sharpened test- vestibular impairment
Gait
Uncompensated lesion- peripheral vestibular system
Dix - Hallpike Manoeuvre
Positional nystagmus
Peripheral vs central lesions
Past-Pointing and Falling
Acute vestibular failure
Test of Cerebellar Dysfunction
Asynergia
Dysmetria
Adiadochokinesia
Rebound phenomenon
Galvanic Test
differentiating an end organ lesion from vestibular lesion.
Optokinetic Test
tracking of a moving field.
abnormalities- brainstem and cerebral hemisphere lesions
VEMP
study function of otolith organs
Posturography
Rotation Test
Barany’s revolving chair
congenital abnormalities
CLINICAL TESTS
LABORATORY TESTS