Peripheral nerve diseases Flashcards
Unilat facial weakness without other sxs?
Bells palsy (CN 7)
Cant close eye, cant smile, cant raise eye brows. What is this? With Ipsolateral ear pain
Bell’s palsy
Does stroke spare the forehead?
Yes - lower facial paralysis
How do you treat bells?
Acyclovir, patch, ICS
chronic hyperglycemic, lower extremity neuropathy, bladder/sex dysfunc
Diabetic peripheral neuropathy
Diabetic peripheral neuropathy diag?
LABS, nerve study, renal failur, Vit B 12
Diabetic peripheral neuropathy tx?
Control Sugar, gabapentin, compression stockings
Guillian barre is due to?
Campylobacter, flu shot
does Guillian barre have low DTR
yes
Ascending paralysis is?
Guillian barre
Guillian barre diag?
CSF (high protein)
Guillian barre tx?
IVIG + Plasmapheresis
Guillian barre complication
resiratory failure
improves with rest and worse paralysis with activity is
Myasthenia gravis - Ab Acetylcholin receptor
ptosis with muscle weakness is? chewing weakness?
Myasthenia gravis
Myasthenia gravis diag?
Edrophonium and MRI
why do you do an CXR with Myasthenia gravis?
Rule out Thymoma
Myasthenia gravis tx?
Pyridostigmine, thymectomy, IVIG, Plasmaperesis
Lambert Eaton Synd is associated with?
Small cell Lung cancer
Meningitis mcc is?
viral
Aseptic Meningitis is due to?
NSAIDS
farm worker or pregnancy get Meningitis from?
Listeria
Meningitis in neonates is due to?
Strep pyo
Meningitis in 2m -6y is due to?
Strep pneumo
Pt presents with Fever o Altered mental status o Stiff neck, o Photophobia o Petechial rash, what is it?
meningitis
Poor feeding, irritable, bulging fontanelles, lethargic sxs of?
meningitis
meningitis diag?
clinical, CT ->LP
meningitis tx?
<8 wks age: Ampicillin + Cefotaxime (Ceftriaxone - liver problems in kids)
3m+ = Ceftriaxone + Vancomycin
ETOH, immunocomp = Ceft, Vanco, Amp
encephalitis diag?
CT, LP MRI (temporal lobes HSV)
Encephalitis MRI will show?
Bitemporal lobes white
Encephalitis tx?
acylovir, foscarnet. Meningitis Abx (Amp + Vanco, Cetriaxone)
bacterial CSF is
High open pressure, high protein, high PMN, low glucos
viral CSF
protien, iop, glucose = normal,
Lymphocytes
encephalitis CSF is
high pressure, normal protein, lymphocutosis, normal