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Step 1 Neuro High Yield *Most Common

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denniskwinn's version from 2015-04-25 19:26

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Question Answer
Aneurysm of the Circle of WillisAnterior Communicating Artery; leads to Bitemporal Hemianopsia
BlindnessDiabetic Retinopathy
Blindness - preventableChlamydia trachomatis
Bacterial meningitis - ElderlyStreptococcus pneumoniae
Bacterial meningitis - NeonatesEscherichia coli
Bacterial meningitis - ToddlersHaemophilus influenzae type B
Bacterial meningitis - Young AdultsNeisseria meningitidis
Primary Malignant Brain Cancer - ChildMedulloblastoma (cerebellum)
Primary Benign Brain Cancer - Child (Most common overall)Pilocytic Astrocytoma (contrast-enhancing tumor by current imaging investigations (e.g., CT scan, MRI) Noth a well circumscribed solid tumor mass and a fluid filled cavity which is associated with neurofibromatosis type 1 (NF1)
Primary Brain Cancer - Adult Astrocytoma (specifically=Glioblastoma)>meningioma>schwannoma.
Dementia1.) Alzheimers 2.) Multi-infarct dementia
Demyelinating DiseaseMultiple Schlerosis
Location of adult Brain TumorsABOVE tentorium
Location of childhood brain tumorsBELOW tentorium. Pneumonic: Children are short and cannot reach above the tentorium.
Mental Retardation1.) Fetal Alcohol Syndrome 2.) Downs Syndrome
Motor Neuron DiseaseAmyotrophic Lateral Sclerosis (ALS both upper and lower motor neuron signs)
Viral EncephalitisHerpes Simplex Virus (HSV)
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