Nervous system D/o-PPt -Josh Flashcards
Parkinson’s Disease:
PD is known as a neuro______ diseaae
NeuroDEGENERATIVE
Parkinson’s Disease:
what is the #1 risk factor?
Increasing Age
Parkinson’s Disease:
is a deficiency of dopaminergic innervation of the Basal Ganglia, from the _____ ______
Substantia Nigra
Parkinson’s Disease:
Degeneration of the ___________ pathway leads to depletion of the neurotransmitter dopamine
Nigrastriatal
Parkinson’s Disease:
S/S
- Skeletal Muscle tremor
- Rigidity
- Akinesia
- Bradykinesia
- Postural Instability
Parkinson’s Disease:
what are the 2 types of regidity?
- Plastic rigidity- constant through ROM; lead pipe PROM
- Cogwheel rigidity- breif palpable jerks
Parkinson’s Disease:
what is Akinesia
- An absence or lack of control of voluntary muscle groups
Parkinson’s Disease:
what is bradykinesia
Slowness of voluntary movement
Parkinson’s Disease: Anesthesia
do these pt’s continue Levodopa preop
yepper
Parkinson’s Disease: Anesthesia
what are 3 pharmacological treatment options
- Levodopa
- Synthetic Dopamine Agonist
- Anticholinergic
Parkinson’s Disease: Anesthesia
what are 3 drugs to avoid giving to these pt’s?
Droperidol
Haloperidol
Alfentanil
what is a chronic and progressive autoimmune d/o involving the demyelination of axons?
MS
Multpile Sclerosis:
MS is specific to what part of the nervous system
CNS
Multpile Sclerosis:
the irreversible damage is called by what 5 thinks
- Inflammation
- Oligodendrocyte injury
- Demyelination
- Axonal Degeneration
- Formation of Plaques
Multpile Sclerosis:
Symptoms/ how does it appear for example constant ot remissions
- exacerbations
- Relapses
- Remissions
- eventually Symptoms persist during remissions, leading to severe disability
Multpile Sclerosis:
whare does demylination occur (3), and what is the manifestation?
- Optic Nerve- Visual failure
- Cerebellum Involvement- Gait disturbances
- Spinal Cord Lesions- Skeletal muscle weakness/ urinary incontinenc/ Ataxia
Multpile Sclerosis: Anesthesia
Surgical stress can exacerbate the symptoms- and a temp change of __C can exacerbate symptoms
1
Multpile Sclerosis: Anesthesia
what MR do you want to avoid? why?
DMB (SCh)- d/t hyperkalemia