Poisoned pt Flashcards

Learn the basic clinical approach to potentially poisoned patients 2. Learn the significance of common patterns of intoxication 3. Learn the basic approaches to decontamination 4. Learn the specific antidotes for selected intoxications 5. Learn the rationale for removal of absorbed toxicants (34 cards)

1
Q

initial considerations for all pts

A

airway, C spine protection, ventilation and circulation

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2
Q

all pts with altered mental status should get

A

thiamine

glucose

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3
Q

if thiamine and glucose don’t work, pt gets

A

naloxone

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4
Q

Things to get in a hx

A

try to identify the agent of poisoning

what were they dping immediatly propr to becoming ill

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5
Q

sweating, pupilarty constriction, lacrimation, wheezing, cramping, vomiting, beadycardia, hypotension, diarrhea, depressed respiration

A

cholinergic/anticholinesterase syndrome

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6
Q

can cause cholinergic/anticholinesterase syndrome

A

organophostphates, carbamates

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7
Q

dry mouth, dysphagia, blurred near vision, tachycardia, dry skin, hyperthermia, flushing, tachycardia, seziures, hallucinations, delusions

A

anticholerginic (antimuscurinic) syndrome

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8
Q

can cause anticholerginic (antimuscurinic) syndrome

A

atropine, scopallamine, TCAs, jimson weed, some mushrooms

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9
Q

dysphonias, dysphagia, rigidty, tremor, toricollis, lanyngospasm

A

extrapyramidal syndrome

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10
Q

can casue extrapyramidal syndrome

A

antidopamenogeric drugs, also strycninie and tetanus

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11
Q

hypoxia, headache, altered mental status, n/c, cardiac dysfunction, acidoscis

A

hemoglobinopathy syndrome

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12
Q

causes hemoglobinopathy syndrome

A

CO (especially in the winter)

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13
Q

flu like sx

A

metal fever

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14
Q

pinpoint pupils, respiratpry depression, and hypotension

A

opoid intox

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15
Q

nervous, tremor, sweating, hypertension, tachycardia

A

sympathomimetic excess

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16
Q

mydriasis, piloerection, runny nose, lacrimation

A

opioid withdrawal

17
Q

withdrawal from these can cause life threataning sx

A

non opioid CNS depressant withdrawal

18
Q

altered mental atatis, hypereflexia, spacity, hypertsnsion and hyperthermia

A

serotonin sydrome

19
Q

can cause wide QRS

A

TCAs, phenothiazinesm antidysrythmics

20
Q

can cause sinus bradycardia

A

digitalis, beta blockers, CCBs, cholingernic toxicants

21
Q

metabolic acidosis can be caused be

A

asprin, methaon, ethylene glycol, iron

22
Q

tx for seziures in a toxicological setting

A

benzos, then phenobarbitol and diprivan if needed

23
Q

tests to order in suspected poisoning

A

electrilytes, BUN, creatinine, glucose, blood gases, LFTs, EKG. EXTRA BLOOD

24
Q

serum levels needed to manage:

A

acetominephen, ethenol. iron, theiphylline, digoxin, asprin, alchohols

25
can neurilize iodine
starch
26
can neutralize HF
calcium saklts
27
antidote for iron
deferozamine
28
antidote for organophosphates/carbamates
atropine
29
antidote for cyanide
hydroxocobalmin
30
antidote for methanol or ethykene glycol
ethanol or methyl pyrazole
31
anitdote for CO
O2
32
sntidoe for TCA
sodium bicarb
33
when you can attempt elimination for poisoning
refractory hyptension/seziures/arrhyhmias in theophylline deterioration despite full supportive care overwhelming dose (ex: methanol) impairment of elimination routes (ex: kidney failure) severe disease preceding poisoning
34
ways of treating posining by elimination
repeated doses of charcol, forced diurssis, ion trapping in urine, hemodyalsis, hemoperfusion, hemofiltration, plasmapherisis, exchange transfusion