Neuro Flashcards
What is the first line treatment for headache?
Dopamine antagonists
list dopamine antagonists
Droperidol
Prochorperazine
Metoclopramide
chlorpromazine
If you think its a Subarachonid Hemorrhage and CT is negative what is the next step to competely rule it out
Lumbar puncture
will see
RBC’s or Xanthochromia
What is the diagnostic test for Myasthenia Gravis
Edrophonium test
Treatment for Myasthenia Gravis
Cholinesterase inhibitor
-Pyridostigmine
Symmetric leg weakness that is ascendiing
Guillain-Barre
Infecitous cause of Guillain-Barre
Campylobacter Jejuni
** what has to be ruled out if you think Myasthenia Gravis
Get CXR to rule out Thyoma
40% of people will have this tumor in their chest and by fixing it the MG will get better
Which disorder with muscle weakness gets worse at the end of the day
Myasthenia Gravis
Which disorder with muscle weakness gets Better at the end of the day
Lambert-Eaton syndrome
the funky one associated with small cell lung cancer
Think of this condition when you hear
Proximal muscle weakness that gets better through the day and smoker, wt loss, “small cell lung cancer”
Lambert-Eaton syndrome
what are the most common organisms in neonate meningitis
*Group B strep E coli listeria 6months Strep pneumonia, H. influe >6 months strep pna, Nissera mengitis
Treatment for meningitis 8 weeks old
Ampicillin + Cefotaxime
no ceftriaxone because it lead to kernictersis
Treatment for meningitis in adults (great than 3months)
Vancomycin + ceftriaxone
Treatment for meningitis in adult who is immunocompromsied or an alcoholic
Vancomycin + ceftriaxone = normal but ADD
Ampicillin
Treatment for meningitis in adult with histoyr of head trama, a shunt, or CNS surgery
Vancomycin + Ceftazifdime
what medication help decrease deafness related to
H. flu meningitis
Dexamethasone - STEROIDS
IF someone is diagnosed with meningtits Do you need to treat close contacts ?
Yes !
with Ceftriaxone or ciprofloxacin or rifampin
Most common cause of Encephalitis
Human simplex virus 1 & 2 -> classic to infect temporal lobes
West Nile
Brainstem hemorrhage - physical exam shows pinpoint puplis
where is the hemorrhage located?
Pontine
Brainstem hemorrhage - physical exam shows extensor posturing, lost papillary relfex
where is the hemorrhage located?
Cerebellar
Decorticate
Decerebrate
Decorticate - flexion
Decerebrate- extension -> bad
key terms-
head tramua, dialted non reactive ipsilateral pupil
hemiparesis
Uncal herniation
where is a Uncal herniation located?
One side - temporal lobe
key terms-
head tramua, loss of brain stem relexes, decorticate posturing and irregular respirations
Central herniation
where is a Central herniation located?
Both lobes- temporal
What is MRI T1
Multiple sclerosis
T1- trophy and black holes
that mean axon dealth
What is MRI T2
Multiple sclerosis
Hyperintensities
doesnt mean anything specific
found in normal adults
Tensilon test
FOr Myasthenia Gravis using Edrophonium
need atorpine at bedside because it causes bradycaria
What are red Flags for Cerebral palsy
- Abnormal muscle tone
- They use one hand and perfer it
- Asymmetric crawling - tend to crawl in one direction
what are normal baby motor movements at
4 months
6months
1 year
4 months- crawl
6months - sit
1 year - walk
what is cerebral palsy
Brain leasions in early life that cause limiting movement
HAS TO START BEFORE AGE 3
does not progress just stays the same
being premature is a major risk factor
What are - Negri bodies
found on CT of the brain of an animal with rabies
What are - Negri bodies
found on CT of the brain of an animal with rabies
Focal neurologic manifestation with preserved concussioness
simple partial seizure
what is the most common type of skull fracture?
Linear
