Pre-Operative Risk Assessment / Elements of History

Modalities for CEA surgery?

Ipsilateral EEG and Contralateral SSEP

Which cranial nerve should be monitored during resection of vestibular schwannoma

CN VII: Facial Nerve

Modalities for chiari malformation?

MEPS, SSEPS, BAEPs

The use of intraoperative monitoring during scoliosis surgery may replace what test?

Stagnara Test

What is a stagnara test?

Wake up test

Which cranial nerves should be monitoring for trigeminal neuralgia?

V and VII

What modalities for vestibular schwannoma?

BAEPs and CN VII

To monitor integrity of facial nerve during parotidectomy what should you do?

Stimulate proximally and record distally

Which acoustic neuroma surgical approach results in sacrificed ipsilateral hearing?

translabyrinthine

Monitoring PTN is most appropriate involving which artery?

Anterior Cerebral

What is severed during tethered cord surgery?

Filum terminale

Translabyrinthine approach is for

Cereabello-pontine angle tumor

What is the most common presenting symptom of an intramedullary tumor?

Pain

Medical history relevant to IONM for a thoracic aortic aneurysm repair includes:

Associated symptoms, associated Crawford levels and previous neurological deficits

Prior to IONM for PLIF, tech should obtain history that includes

Sensory or motor related issues and recent radiology findings.

Babinski sign in an adult

Indicates an upper motor neuron lesion that affects pyramidal tract

What MEP wave is most affected by rocuronium?

I waves

What is the neurological deficit related to compression of spinal cord?

Myelopathy

Spinal cord compression

Myelopathy

Pinching of nerve roots

Radiculopathy

Damage to the peripheral nerves, which can be caused by a number of factors, including diabetes, infections, or trauma

Neuropathy

Innervates four of the six extraocular muscles: medial rectus, superior rectus, inferior rectus, and inferior oblique

Cranial nerve III: Oculomotor

Innervates the superior oblique muscle

Cranial nerve IV: Trochlear

Innervates the lateral rectus muscle

Cranial nerve VI: Abducens

What is indicated by the presence of a unilateral Babinski Signs?

Pyrimidal tract dysfunction

What is indicated by the inability to stand without swaying with eyes closed?

Positive Romberg

What spinal disorder causes a forward displacement of the vertebra?

Spondylolisthesis

Snellin chart

Visual acuity

Elements of neurologic exam

Motors, sensory, cranial nerves

Sensory evaluation of Opthalmic, maxillary and mandibular branches is used during a neurological exam of which CN?

Trigeminal - CN V

Foot drop is associated with kind of nerve injury?

L5 radiculopathy and traumatic damage to the common peroneal nerve