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TitleCreatorDescriptionSubject
26 John Cunningham VirusAlison Gibbons; Amanda D. Henderson, MDThis learning object is a narrated Power Point presentation describing the features of, risk factors for, and clinical presentations of the John Cunningham, or JC, virus. It includes a discussion of various immunosuppressed states, including HIV, use of natalizumab (a disease-modifying therapy that ...John Cunningham Virus; JC Virus; Natalizumab
27 CT Venography (CTV)Devin D. Mackay, MDExplanation of using computed tomography venography (CTV).CT Venography (CTV)
28 Vergence Eye MovementsYu Hsin Chen; Amanda Dean Henderson, MDVergence (e.g. convergence and divergence), a class of eye movements that rotates the eyes in opposite directions (disjunctive), serves to hold image on the fovea of both eyes in order to obtain a single, clear image. This presentation overviews the neurology and examinations of vergence response, w...Convergence; Convergence Insufficiency; Convergence Spasm; Divergence; Divergence Insufficiency
29 CT Angiography (CTA)Devin D. Mackay, MDExplanation of using computed tomography angiography (CTA) in examinations.CT Angiography (CTA)
30 Doppler UltrasonographyDevin D. Mackay, MDExplanation of using doppler ultrasonography in examinations.Doppler Ultrasonography
31 MR Venography (MRV)Devin D. Mackay, MDExplanation of using MR venography (MRV) in examinations.MR Venography (MRV)
32 The Internal Carotid Arteries and BranchesKatherine Hutchins, MD; Devin D. Mackay, MDIllustrations, MRA, CTA, and cerebral angiography images of the internal carotid artery and its branches.Vascular Anatomy; Internal Carotid Artery; Anterior Cerebral Artery; Middle Cerebral Artery; Anterior Circulation
33 "Simon Says" Technique for Nonorganic Visual Field ConstrictionDevin D. Mackay, MDExplanation of the "Simon says" technique.Simon Says, Visual Field Constriction
34 Functional MRIDevin D. Mackay, MDExplanation of using functional MRI in examinations.Functional MRI
35 The Clinical Examination of Higher Order Visual Function: Syndrome-based Approach - Visual Constructional ApraxiaVictoria S. Pelak, MD; James R. Bateman, MD, MPH; Brianne Bettcher, PhDExplanation of higher order visual function examination.Visual Function; Visual Constructional Apraxia
36 Diffusion Tensor Imaging (DTI)Devin D. Mackay, MDExplanation of using diffusion tensor imaging (DTI) in examinations.Diffusion Tensor Imaging (DTI)
37 Digital Subtraction AngiographyDevin D. Mackay, MDExplanation of using digital subtraction angiography in examinations.Digital Subtraction Angiography
38 Myelinated Retinal Nerve FibersScott N. Grossman, MDA 33 year old man has noted chronically poor vision OS - left eye color noted to be 'orange' instead of red. fundus photos revealed myelinated retinal nerve fiber layer OU (OS>OD) with corresponding linear paracentral scotoma on Humphrey visual field 24-2 OS corresponding with greatest degree of my...Myelinated Retinal Nerve Fibers
39 The Clinical Examination of Higher Order Visual Function: Syndrome-based Approach - Visual Central AchromatopsiaVictoria S. Pelak, MD; James R. Bateman, MD, MPH; Brianne Bettcher, PhDExplanation of higher order visual function examination.Visual Function; Visual Central Achromatopsia
40 Computed Tomography (CT)Devin D. Mackay, MDExplantation of computed tomography (CT) examinations.Computed Tomography (CT)
41 MR Angiography (MRA)Devin D. Mackay, MDExplanation of using MR angiography in examinations.MR Angiography (MRA)
42 MRI Orbital ProtocolDevin D. Mackay, MDDescription of the MRI orbital protocol.MRI Orbital Protocol
43 Positron Emission Tomography (PET)Devin D. Mackay, MDExplanation of using positron emission tomography (PET) in examinations.Positron Emission Tomography (PET)
44 The Anatomic Course of Cranial Nerve VIDivya Chauhan, MDOverview of the intracranial course of the abducens nerve.Cranial Nerve VI; Abducens Nerve; Anatomy
45 Chorioretinal ColobomaKirstyn Taylor; Drew Scoles, MDColoboma is a term used to describe defects seen in various ocular structures due to incomplete embryologic development. Fundus coloboma specifically is due to failure of the embryonal fissure to close, which typically occurs by 5-7 weeks gestation. Posterior colobomas, involving the retina, choroid...Chorioretinal; Coloboma; Optic Nerve
46 The Clinical Examination of Higher Order Visual Function: Syndrome-based Approach - Visual ProsopagnosiaVictoria S. Pelak, MD; James R. Bateman, MD, MPH; Brianne Bettcher, PhDExplanation of higher order visual function examination.Visual Function; Visual Prosopagnosia
47 The Anatomic Course of Cranial Nerve IVDivya Chauhan, MDOverview of the intracranial course of the trochlear nerve.Cranial Nerve IV; Trochlear Nerve; Anatomy
48 CSF CompositionDivya Chauhan, MDOverview of the composition of cerebrospinal fluid.Cerebrospinal Fluid; CSF
49 Cerebellar Anatomy on MRIJoshua East, MD; Nicholas A. Koontz, MD; Devin D. Mackay, MDOverview of structural anatomy of the cerebellum and surround structures on MRI images of the brain.Cerebellar Anatomy; MRI
50 Introduction to Funduscopic ExaminationValérie Biousse, MDIntroduction to the funduscopic examination section of the NExT curriculum.Exams; Funduscopy
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