CIS Lesions Part 2 Flashcards
Ansomia
CN 1
Visual fields, light reflexes, acuity
CN 2
Complete ptosis: ex. strabismus, pupil dilation
CN 3
Inability to ADduct + depress eye
CN 4
Anesthetia to face, paralysis of masseter + temporalis M.
CN 5
Internal strabysmis (one eye = misaligned to target)
CN 6
Bell’s Palsy (inability to raise eyebrow, close eye, smile, purse lips)
CN 7
Deafness
CN 8
Oropharyngeal sensation
diminished gag reflex
CN 9
Dysphonia, Dysphagia
CN 10
Inability to shrug shoulders or flex/rotate head in opp. direction
CN 11
Paralysis, fasciculations, deviated protruded tongue to affected side
CN 12
Hemianalgesia + spastic paralysis + supranuclear nerve palsy=
central lesion pattern
MLF =
special systems
The level + side of lesion is always at?
The highest cranial N. involved!!!
Ex. it would be 3 over 5
What is this?
Alternating Trigeminal Hemiplegia
What is this?
Left alternating abducent hemiplegia
What is this?
Weber’s syndrome
Right oculomotor alternating hemiplegia
Left alternating dorsal hemiplegia w/ dorsal extension
Right Millard - Gubler Syndrome
(alternating 6 + 7)
Right Benedikt’s Syndrome
(tremor is from red nucleus)
(@ Mesencephalon w/ oculomotor palsy)
CPA Syndrome (vascular onset)
*Hallmark = Deaf in ear
-involves vestibular N.
Bilateral internuclear opthalmoplegia
What is this?
An acoustic neuroma
