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MTB step 3 EM tox > MTB step 3 EM tox > Flashcards

MTB step 3 EM tox Flashcards

1
Q

gastric emptying

A

1 hour 50% pill removed 1-2 hrs 15% 2 hrs: useless never acid or base no ipecac if AMS or kid intube and lavage: 1-2 hrs, no rsp naloxone, dextrose, thiamine

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2
Q

AMS with unknown causes

A

naloxone, thiamine, dextrose

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3
Q

charcoal

A

give, doesn’t harm

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4
Q

overdose orders

A

tox screen, carcoal, CBC, chemistry, urinalysis psych consult oxygen for CO

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5
Q

acetaminophen antidote

A

n-acetyl cysteine

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6
Q

aspirin antidote

A

bicarb to alk urine

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7
Q

benzo antidote

A

do not give flumazenil, may cause seizure

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8
Q

CO antidote

A

100% O2, hyperbaric in some cases

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9
Q

digoxin antidote

A

digoxin binding AB

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10
Q

ethylene glycol antidote

A

fomepizole or etoh

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11
Q

methanol antidote

A

fomepizole or etoh

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12
Q

methemoglobinemia antidote

A

methylene blue

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13
Q

NMS antidote

A

bromocryptine, dantrolene

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14
Q

organophosphates antidote

A

atropine, pralidoxime

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15
Q

TCA antidote

A

bicarb protect heart

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16
Q

tylenol overdose course

A

first 24 hrs: NV 48-72 hrs: liver failure

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17
Q

tylenol when NAC

A

first 24 hrs helps

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18
Q

tylenol level

A

10 G toxic 15 G lethal lower if etoh or liver dz

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19
Q

aspirin overdose

A

hyperventilate, can cause ARDS met acidosis, krebs cycle backup lactic acid resp alk inc PT vit K factors seizure, coma fever

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20
Q

aspirin overdose tests

A

CBC, chem, abg, PT/PTT/INR, ASA level

21
Q

asa overdose tx

A

3 amps bicarb

22
Q

bicarb tx what overdoses

A

asa, TCA, phenobarbital, chlorprpamide

23
Q

overdose pt order what levels

A

etoh, asa, tylenol on all bc coingest

24
Q

he feels better when shoveling snow when snowed in

25
Q

digoxin overdose sx

A

GI, yellow halos vision, arrhythmia PR prolongation, encephalopathy

26
Q

inc digoxin levels

A

hypoK but dig causes hyperK

27
Q

ethylene glycol present

A

renal insuff, hypoCa, kidney stones

28
Q

methanol present

A

visual, retinal hyperemia

29
Q

methemoglobinemia sx

A

cyanosis, SOB, dizzy, HA, confusion, seizures nitrate, anesthetics, dapsone, lidocaine, benzocaine, bupivicaine. nitroglycerin

30
Q

dx methemoglobinemia

A

nrl pO2, with brown blood methemoglobin level

31
Q

tx methemoglobinemia

A

100% O2 methylene blue restores Hb to nrl state

32
Q

tx NMS/malignant hyperthermia

A

cabergoline or bromocriptine, dantrolene

33
Q

heat exhaustion

A

sweating, n/v nrl saline (room temp) and put in cold enviroment

34
Q

heat stroke

A

dry skin, AMS spray with water, ice pack/baths

35
Q

organophosphates

A

crop duster, nerve-gas attack salivation, tearing, urination, diarrhea, wheezing from bronchospasm

36
Q

organophosphates tx

A

best initial atropine most effective: pralidoxime remove clothes and wash body

37
Q

TCA overdose

A

die seizure or arrhythmia dilated pupils, dry mouth, constipation, urinary retention

38
Q

TCA ekg

A

widening QRS->vtach torsades

39
Q

black widow bite

A

abd pain, rigidity, hypoCa like perfed bowel, but w/o tenderness tx antivenin

40
Q

brown recluse spider bite

A

local necrosis, bullae, dark lesions debriding wound steroids and dapsone

41
Q

burn who intubate

A

hoarseness, wheezing, stridor, burn inside nose or mouth

42
Q

burn fluids

A

4 ml for each percent, each KG

43
Q

hypothermia ekg

A

j-waves of osborn ST elevation

44
Q

acute angle glaucoma

A

red eye, fixed midpoint pupil pilocarpine drops, manitol acetazolamide dec production prostaglandin lantaprost, travoprost timolol apraclonidine

45
Q

retinal detachment

A

curtain coming down tild head back, tx surg, cryotherapy, inject gas

46
Q

conjunctivitis viral

A

bilateral watery discharge, itchy

47
Q

conjunctivitis bacterial

A

unilateral, purlulent, eyelids stuck tx topical

48
Q

uveitis

A

photophobia slit lamp steroids

49
Q

abrasion

A

fluorescein stain do not patch caused by contact lenses

MTB step 3 EM tox (1 decks)

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