neuro

Question 1

disorder of recent uri with symmetrical proximal and distal muscle weakness (aka ascending paralysis)

Answer 1

guillain barre

Question 2

tx of guillan barre:

Answer 2

admit to hospital b/c of risk of respiratory failure, supportive, can do immunoglobulin therapy, nO steroids

Question 3

what disease?spastic dysarthria, increased gag reflex, tongue fasciculations, limb weakness, impaired cognition

Answer 3

ALS

Question 4

test that needs to be done in ALS to confirm LMN degeneration

Answer 4

needle electromyography (assesses electrical activity of muscle fibers)

Question 5

ddx of ALS

Answer 5

spinal cord lesions, spinal bone lesions (imaging for both), infections, endocrine disorders (hyperthyroidism, hyperparathryoiridms, toxins, MS,MG, spinal muscular atrophy, idiopathic inflammatory myositis

Question 6

canadian head CT rules:

Answer 6

2 episodes of vomiting, age >65, amnesia before impact, dangerous mechanism

Question 7

Sudden, painless, often complete loss of vision (not patchy, peripheral, central, just darkness)

Answer 7

central retinal artery occlusion