Analytical Toxicology Flashcards
What is the classic drug that causes a patient to appear clinically brain dead?
baclofen
Which overdose causes hyper and hypoglycemia respectively: CCBs, BBs
BBs: hypoglycemia
CCBs: hyperglycemia
True or false: the absence of an osmolar gap rule out the possibility of toxic alcohol ingestion
False
What are the two major toxins that cause an increase in the serum osmolality?
Methanol
Ethylene glycol
What are the units used for osmolality and osmolarity respectively?
osmolality = mOsm/kg Osmolality = mOsm/L
Which four drugs will have a worse outcome in an acute on chronic overdose as compared to an acute overdose?
Li
Dig
Theophylline
ASA
most opiate drug screens do not detect which opiate?
Methadone
What are the two classic drugs that can form a bezoar?
ASA
Fe
How well do blood levels of Li correlate with a patient’s clinical condition
Not very
A false positive UDS for TCA will appear with what drugs?
Diphenhydramine
Carbamazepine
Venlafaxine will cause a false positive UDS for what substances?
PCP
Tramodol
Dextromethorphan causes a false positive for what illicit drug?
PCP
What is the metabolite that is tested for when testing for cocaine use?
Benzoylecgonine
What is the name of the drug found in “roofies”?
Flunitrazepam
