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

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
Q

can neurilize iodine

A

starch

26
Q

can neutralize HF

A

calcium saklts

27
Q

antidote for iron

A

deferozamine

28
Q

antidote for organophosphates/carbamates

A

atropine

29
Q

antidote for cyanide

A

hydroxocobalmin

30
Q

antidote for methanol or ethykene glycol

A

ethanol or methyl pyrazole

31
Q

anitdote for CO

A

O2

32
Q

sntidoe for TCA

A

sodium bicarb

33
Q

when you can attempt elimination for poisoning

A

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
Q

ways of treating posining by elimination

A

repeated doses of charcol, forced diurssis, ion trapping in urine, hemodyalsis, hemoperfusion, hemofiltration, plasmapherisis, exchange transfusion