Poisons

Question 1

How do you dx lead poisoning?

Answer 1

Measure blood lead level

Also elevated urine gamma aminolevulinic acid (substrate in heme synthesis)

Question 2

Pt tries to OD on theophylline. What should she be monitored for?

Answer 2

Seizures and tachyarrhythmias
acutely expect n/v abd pain diarrhea
Seizure is the major cause of motality in theophylline intoxication

Question 3

What ABG findings would you expect in Aspirin OD?

Answer 3

pH 7.38
PaCO2, HCO3 - low
Respiratory alkalosis with anion gap metabolic acidosis (combo allows pH to stay within normal range)