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CLTM Quiz
Stimulation assessment should be made on patients monitored in the ICU - Daily **What function has the lowest risk of being affected if a temporal lobectomy is performed in the dominant hemisphere - Supplementary Motor Deficits Where would the central sulcus be found in this sample - Between G3-G The purpose of bilateral mesial temporal depth electrodes is to - Lateralize hippocampal seizure focus The sample EEG shown, most closely represents a(n) - 58 year old survivor of cardiopulmonary resuscitation ACNS Guidelines recommends the following filter performance specifications - LFF 0.5 Hz - HFF 70 Hz When is it permissible to release patient information to a third party? - With written consent of the patient **Focal seizures with symptoms of "tingling" sensations in the face likely originate in - inferior post- central gyrus **First line treatment for Lennox-Gastaut Syndrome - Valproic Acid **Which is not a characteristic of the RNS Neurostimulator - It is used as an adjunctive therapy for adults and children Hypothalamic Hamartomas are associated with - Gelastic seizures
Which of the following is a violation of ABRET's Code of Ethics? - Not striving to keep current in the technology **Landau-Kleffner Syndrome usually presents with - Temporal lobe seizures **Delayed cerebral ischemia occurring after aneurysmal subarachnoid hemorrhage (SAH) is a result of a
- Vasaspasm At what conceptual age would Delta Brushes start to appear - 30 weeks **Total suppression of the EEG followed by cardiovascular instability can be caused by - barbiturates Seizures characterized by hypersalivation, oral-facial apraxia, and at times facial clonic activity, orginate - Frontal operculum 24 - 48 hour continuous EEG monitoring in the ICU is recommended for diagnosing - Non-convulsive Status The intracarotid amobarbital test is used to determine cerebral dominance for - language and memory function What does LPD+R stand for in the 2012 ACNS EEG terminology - lateralized periodic discharges + superimposed rhythmic activity The EEG pattern seen with Ohtahara Syndrome is - Burst Suppression PET scan in a child with Rasmussen's encephalitis will most likely demonstrate - Widespread hemispheric hypometabolism **Which childhood epileptic syndrome has the best prognosis - Panayiotopoulous Syndrome
The typical latency for somatosensory cortical potentials to upper extremity stimulation is - 20 msec **What type of anesthesia is best for electrocorticography in the operating rooms - Desflurane If a patient was experiencing tongue numbness, which contacts would most likely show an EEG abnormality - 28 - 29 **What should be done in the case of pulse artifact - Slightly displace the electrode During functional mapping, afterdischarges (ADs) are more likely to occur with intensities greater than - 10mA **In the Intensive Care Unit, what is the most commonly encountered EEG medication effect that is not specific for a particular medication? - Generalized Slowing Afterdischarges (ADs) - Periodic or continuous epileptiform discharges A surgical treatment for Landau-Kleffner Syndrome - Multiple Subpial Transection Which of the following is a criterion for sudden unexpected death in epilepsy (SUDEP) - No explained cause Hypothalamic Hamartomas are assocated with - Gelastic seizures An effectively known treatment option for Hypothalamic Hamartomas is - Gamma Knife This type of surgical treatment is most beneficial for patients who have epileptic zones arising from or overlapping with eloquent cortex - Multiple Subpial Transection Based on the 2015 American Red Cross Guidelines for CPR, compression depth for adults is - At least 2"
**Functional brain mapping is used to define and confine the excision to - Non-eloquent cortex Triphasic Waves - metabolic encephalopathy **Which of the following conditions does ACNS NOT recommend long term monitoring for neonates - autonomic paroxysms **Vasospasm - Arterial vessel constriction Strip and grid electrodes are composed of - Stainless steel or platinum SPECT - Single Photon Emission Computed Tomography Hypsarrhythmia is a pattern most often associated with - Infantile spasms Evaluating the sample EEG given, which of the following diagnosis is most likely - Hippocampal Sclerosis Functional mapping of eloquent cortex includes - Motor, sensory and language Artifact seen when an electrode is sitting over a vessel - Pulse artifact According to the National Association of Epilepsy Centers (NAEC), the main difference between a level 3 and level 4 Epilepsy Center is that a Level 3 center - Is not able to perform intracranial evaluations and is not able to offer complex resective epilepsy surgery Landau-Kleffner Syndrome - Aphasia Per ACNS Guidelines, an important aspect of montage design for LTME is to clearly separate activity from the - Basal temporal and 10/20 cortical derivations
According to the International League Against Epilepsy (ILAE) 2015 Guidelines for Status Epilepticus (SE), SE can result in neuronal injury and functional deficits are likely after - 30 minutes **An EEG finding that can be seen with Absence epilepsy - OIRDA Ictal weeping and pelvic thrusting may indicate - Non-epileptic events The recommended duration for cEEG in a non-comatose patient suspected of having non-conclusive seizures is - 24 hours Vagus nerve stimulators are approved for use in patients with - partial seizures Cortical stimulation near the inferior frontal gyrus will most likely result in - Expressive aphasia **Which of the following is primarily limited to selected catastrophic infant and early childhood epilepsies - Hemispherectomy **Which of the following is the most appropriate initial response to a significant acetone spill - Evacuate and ventilate the area Pentobarbital Coma - Burst-suppression **How many hours is the typical therapeutic hypothermia period for neonates with hypoxic ischemic encephalopathy - 72 WADA testing, also known as itracarotid amobarbital procedure is performed for - language and memory lateralization Ohtahara Syndrome - Burst-suppression
**Which of the following electrodes can best record a focal discharge in Sturge-Weber syndrome - Suboccipital **PET studies in a patient with left temporal lobe epilepsy will most likely show - Decrease glucose uptake **In patients with intracranial grids, excessive widespread polymorphic slowing with attenuated waveforms raises the question of - cerebral edema under the grid A three year old with a history of complex partial seizures and frontal congenital dysplasia is admitted for a VEEG for spell classification. The sample below shows - Ictal activity Patient's with Rasmussen's Encephalitis will most likely present with - Hemiparesis Cortical responses recorded over the primary somatosensory cortex to median SSEPs are - Negative nearfield responses **An appropriate anesthetic regimen for language mapping - Awake with local Personal Protective Equipment (PPE) standards are set forth by - OSHA Damage to Broca's area may result in - Expressive aphasia 68 year old presents with confusion after recently being diagnosed with cancer. What pattern is seen in this baseline EEG - BIPLEDS **The physiologic substrate of clinical seizure activity is - Abnormal neuronal discharge **Which of the following electrodes is MRI conditional for intracranial monitoring - Platinum What should always be monitored to access the presence of afterdischarges (ADs) - ECoG
A postictal impairment of function within a discrete region or regions of the brain - Todd's paralysis The goal of Cortical Stimulation during functional mapping is to - identify eloquent cortex Risks of VEEG monitoring related to medication withdrawal includes - All are correct The primary motor and sensory corticies surround what landmark - Central Sulcus According to the ABRET Code of Ethics, a credentialed technologist should report to ABRET if - they have been convicted of a felony related to their work in neurodiagnostics **A woman who experienced a GTC sz recently has arrived in the EMU. She is confused. While the technologist is runnign a baseline, a man enters claiming to be her husband. If he asks about the record, the technologist should - ask the man to wait for a physician to speak to him Electrical Status Epilepticus during sleep (ESES) - Landau-Klerrner syndrome Risks associated with foramen ovale electrodes include - Facial numbness **Which of the following is the most common sign of temporal lobe seizure - Contralateral dystonia Long term monitoring in the ICU is the most helpful for - nonconvulsive status epilepticus Automatisms are generally associated with activity generated from which lobe - Temporal MEG is helpful in detection of epileptiform activity in patients with - All are correct **ACNS Guidelines recommends that the reference electrode for localization of sensorimotor cortex should be placed - Contralateral scalp or ear
