Poisoning Flashcards
clue for Phenylcyclidine poisonning(2)
combative bahavior
prominent nystagmus =vertical nystagmus
rx of intoxication wtih phenylcyclidine
Benzodiazepines
clue for TCA overdose
QRS prolongation(0,19)
what’s the approriate indication to assess severity of intoxication of TCA
duration of QRS complex
rx of TCA intoxication
sodium bicarbonate
risk of TCA intoxication(3)
VTAC
hypotension
seizures
enumerate anticholinergic effect(6)
ileus flushed skin dilated pupils dry mucous membrane urinary retention confusion
patient seen after ingestion of 14 acetaminophen first step?(3)
charcoal activated
plasma acetaminophen dans 4 hr
Na cetylcysteine within 8 h
patient with anticholinergic symptom dx?
diphenidramine poisonning
rx of diphenidramine intoxication?(2)
cholinesterase inhibitor
Physostigmine
chemical in the eye next step
flush eye with running water
firsr step in foreign body of the eye
search medical care is the first prioritiy
firsr step in cut or scrathes of the eye
search medical care is the first prioritiy
patient taking fluconazole and moxifloxacin torsades de pointes next step
MGS04
quid of torsades de pointes
polymorphic ventricular tachycardia with prolonged QT interval
drugs causing prolonged QT syndrome and possibly torsade de pointes(5)
TCA amiodarone sotalol moxifloxacin fluconazole
other condition predisposing to long QT syndrome
hypomagnesemia
cause of low magnesemia(2)
malnutrition
alcoholics
quid of opiod intoxication(2)
morphin
heroin
clue for opiod intox
bradypnee
antidote for opiod intoxication
naloxone
eye in opiod intox
can cause myosis
but not always
why opioid intox can not have myosis
because coingestion can cause normal pupil or even mydriasis
opiod taken alone which doesn’t cause myosis?(2)
meperidine
propoxyphene
triad for cannabis intoxication(3)
increase appetite
dry mouth
conjonctival injection
why cocaine can cause motor vehicle accident
decrease concentration
clue for benzodiapines intoxication(3)
slurred speech
drowsiness
unsteady gait
indication of benzodiazepines(4)
insomnia
seizures
anxiety
alcohol withdrawal
alcohol and phenytoin intox(2)
same symptom
plus
nystagmus
differenciation between benzodiapines and opiod intox(2)
pupil is normal=
no respiratory distress=
Benzodiazepine
quid of NMS
drug induced idiosyncratic reaction
clue for NMS(4)
fever
confusion
lead pipe rigidity
high creatine kinase level
what cause NMS
antagonist dopaminergic action
rx of NMS
dantrolene
action of bicarb in rx of antidepressant intox(2)
sodium load will alleviate depressant action on sodium channels by increasing the extra cellular NA+ concentration
2-alkalinazation of serum by decreasing drug avidity for sodium channels