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20 Cards in this Set
- Front
- Back
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what happens in MG? |
there is a disturbance in tranismission of impulses at the neuromuscular jxn?
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what is the #1 sign of MG? |
severe muscle weakness
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what is the unique term that is used to describe the early signs of MG? |
bulbar = difficulty swallowing, visual problems
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are women usually young or old when they get MG? what about men?
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women are usually young and men are usually old
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what neurotransmitter is a problem in MG?
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acetylcholine
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what class of drug is used to treat MG?
what ending do these drugs have? |
anticholinesterase
-stigmine |
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are anticholinesterases sympathetic or parasympathetic
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para
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what kind of surgery can be done for MG?
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thymectomy (removal of thymus)
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does the muscle weakness get better with activity?
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worse with activity
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what kind of facial appearance will a patient with MG have?
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mask-like with a snarling smile (myasthenic smile)
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if a patient has MG, what will be the results of the tensilon test?
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they will have a sudden dramatic increase in muscle strength
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what other dx test can confirm dx of MG?
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electromylogram (EMG)
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what is the most important thing to remember about giving mestinon and other anticholinesterases?
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they MUST BE GIVEN EXACTLY ON TIME! they may need to set an alarm at home
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should you give anticholinesterases with or without food?
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with food, given 1/2 hour after meals, it helps with strengthening of swallowing muscles
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what type of diet should a patien with MG be on?
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soft
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what equipment should be at the bedside of a patient with MG?
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suction apparatus (for meals), tracheostomy/endotube (for ventilation)
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what are the 2 types of crises can a patient with MG have?
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cholinergic and myasthenic
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what happens in cholinergic crisis?
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too much mestinon
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what happens in myasthenic crisis?
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not enough mestinon
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what is the #1 danger in myasthenic and cholinergic crisis?
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respiratory arrest
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