Neurology

Question 1

Purpose fo the MLF?

Answer 1

Combine eye movements of 3, 4, 6 together is a cohesive pattern

Question 2

Signs of neurocardiogenic syncope?

Answer 2

Fainting preceeded by lightheadedness, nausea, warmness or coolness, and/or sweating

Question 3

Syncope while shaving neck

Answer 3

Carotid sinus hypersensitivity

Question 4

Nerve that supples sensation to back of hand?

Answer 4

Radial nerve (at the distal forearm)

Question 5

What are the branches of the internal carotid artery?

Answer 5

Opthalmic, anterior chorodial, middle cerebral and posterior communicating artery

Question 6

Widespread patches of loos of punprick and light touch sensations in an immigrant?

Answer 6

Leprosy

Question 7

Proximal muscle pain, weakless in an elderly person? Next step?

Answer 7

polymyalgia rheumatica, must rule out Temporal arteritis

Question 8

Giving thiamine in chronic alcoholics prevents which complication?

Answer 8

Anterograde amnesia

Question 9

UMN signs and radiation?

Answer 9

Think radiation-induced cord damage

Question 10

Seizures with increased temperature, and restlessness

Answer 10

Ecstasy

Question 11

Adrenal leukodystrophy

Answer 11

rare, genetic disorder characterized by the breakdown or loos of myelin

Question 12

Left hemianoptia with right hemeneglect?

Answer 12

Right PCA stroke

Question 13

Burning nelt form the left misback to umbilicus, with numbness around T12?

Answer 13

Diabeted radiculopathy

Question 14

How to counteract haloperidol extraprymidal effects?

Answer 14

Benztropine, anticholinergic

Question 15

First step in the management of a new stroke patient?

Answer 15

Start Asa

Question 16

Signs of uncal herniation?

Answer 16

Compression of CN 3, hyperventilation

Question 17

Central herniation

Answer 17

Small, brisk pupils

Question 18

Signs of major Depressive disorder

Answer 18

Difficulty getting to sleep, waking up early, weight loos, low energey, social isolattion

Question 19

Antipsychotic effects in dopamine pathway:

Mesolimbic?

Nigrostriatal?

Tuberinfundibular?

Answer 19

Meso: Antipsychotic efficacy

Nigro: Extrapyramidal symptoms

Tubero: Hyperprolactimemia

Question 20

Primidone, use?

Answer 20

Essential tremor

Question 21

Laterail Medulla damage?

Answer 21

Vertigo (Falls to side of lesion), Difficulty sitting upright, diplopia and nystagmus, Ipsilateral limb ataxia

ipsilateral bulbar weakness,

horners syndrome

Question 22

Medial medullary syndrome

Answer 22

Alternating hypoglossal hemiplegia, contraleteral paralysis of the arm and leg, tongue deviation to lesion, contralateral paralysis of the arm and leg and tongue deviation toward the lesion

Question 23

Open angle glaucoma

Answer 23

Asymptomatic increase in intraocular pressure initially. Results in decreased peripheral vision over time with cupping of the optic disk

Question 24

Closed angle glaucoma

Answer 24

Acute onset of blurred vision, sever eye pain, causea, and vomiting, red every with hazy cornea and fixed, dilated pupil

Question 25

Signs of central retinal artery occlusion? Treatment?

Answer 25

Painless loss of monocular vision, diffuse ischemia retinal whitening and cherry red spots Treatment: Ocular massage and high flow O2

Question 26

Eyes in thalamic hemorrhage? Pons hemorrhage?

Answer 26

Thalamic- eyes deviate towards Pons: pinpoint reactive pupils

Question 27

What does pronator drift demonstrate?

Answer 27

Pyramidal/corticospinal tract disease

Question 28

What symptoms are found in internal capsule strokes? Causes?

Answer 28

Pure motor Caused by microatherooma and/or lipohyallnosis

Question 29

Answer 29

CMV retinitis

Question 30

Increase generalized and oropharyngeal weakness with respiratory insufficiency/dyspnea

Answer 30

Myasthenic crisis

Question 31

14-3-3 protein indicated?

Answer 31

Prior disease

Question 32

Signs of marijuana intoxication?

Answer 32

Tachycardia, Tachypnea, hypertension, dry mouth, conjunctival injection, increased appetite

Question 33

Antidote to warfarin?

Answer 33

Prothrombin complex concentrate

Question 34

How does sodium bicarbonate help in TCA overdose?

Answer 34

Sodium load will alleviate depressant action on myocardial sodium channels

Question 35

Signs of arsenic poisoning?

Answer 35

Acute: Garlic breather, vomiting, watery diarrhea, OTc prolongation Chronic: hypo/hypoerpigmentation, hypo/hyperkeratosis, stocking-flove neuropathy

Question 36

Signs of acute lead poisoning

Answer 36

Constipation, abdominal pain, forgetfulness, neuropathies, microcytic anemia

Question 37

Most common causes of brain abscess

Answer 37

Viridans streptococci, S. Aureaus, Gram negative organisms