Podcast
Questions and Answers
What is the main risk of using acetaminophen (APAP) in alcoholics?
What is the main risk of using acetaminophen (APAP) in alcoholics?
- Reduced risk for drug toxicity
- No change in risk for drug toxicity
- Increased effectiveness of acetaminophen
- Increased risk for drug toxicity (correct)
How does alcohol contribute to the increased risk of drug toxicity when using acetaminophen?
How does alcohol contribute to the increased risk of drug toxicity when using acetaminophen?
- Alcohol reduces the effectiveness of acetaminophen
- Alcohol increases the detoxification of NAPQI
- Alcohol has no impact on NAPQI detoxification
- Alcohol depletes glutathione, reducing the ability to detoxify NAPQI (correct)
What effect does alcohol have on the toxic metabolite (NAPQI) formed in the body?
What effect does alcohol have on the toxic metabolite (NAPQI) formed in the body?
- Decreases the formation of NAPQI
- Converts NAPQI into a non-toxic substance
- Has no effect on the formation of NAPQI
- Increases the formation of NAPQI (correct)
What is the impact of alcohol on the rate at which the toxic metabolite (NAPQI) is detoxified?
What is the impact of alcohol on the rate at which the toxic metabolite (NAPQI) is detoxified?
What is the primary reason for synthesizing esters of salicylic acid?
What is the primary reason for synthesizing esters of salicylic acid?
Where are the substances converted to salicylate mainly?
Where are the substances converted to salicylate mainly?
What is responsible for most of the activity of aspirin and other salicylates?
What is responsible for most of the activity of aspirin and other salicylates?
In what way do various derivatives of salicylic acid differ?
In what way do various derivatives of salicylic acid differ?
What is the toxic dose of salicylates that may cause serious poisoning?
What is the toxic dose of salicylates that may cause serious poisoning?
Which of the following is considered a salicylate medicine?
Which of the following is considered a salicylate medicine?
Which form of salicylate is commonly found in liniments and ointments?
Which form of salicylate is commonly found in liniments and ointments?
What is the potential consequence of consuming over 500 mg/kg of salicylates?
What is the potential consequence of consuming over 500 mg/kg of salicylates?
What are the primary types of biochemical abnormalities that appear in salicylate toxicity?
What are the primary types of biochemical abnormalities that appear in salicylate toxicity?
Which body system is most affected by aspirin overdose?
Which body system is most affected by aspirin overdose?
What type of acid-base imbalance is associated with salicylate toxicity?
What type of acid-base imbalance is associated with salicylate toxicity?
What is the primary cause of respiratory alkalosis of salicylate stimulation?
What is the primary cause of respiratory alkalosis of salicylate stimulation?
How does the bicarbonate buffer system respond to the effect of excessive CO2 loss in respiratory alkalosis?
How does the bicarbonate buffer system respond to the effect of excessive CO2 loss in respiratory alkalosis?
What is the renal compensation for respiratory alkalosis of salicylate stimulation?
What is the renal compensation for respiratory alkalosis of salicylate stimulation?
What is the likely consequence for a patient experiencing delayed renal compensation for respiratory alkalosis caused by salicylate stimulation?
What is the likely consequence for a patient experiencing delayed renal compensation for respiratory alkalosis caused by salicylate stimulation?
What is the primary impact of salicylates on oxidative phosphorylation?
What is the primary impact of salicylates on oxidative phosphorylation?
How does a cell respond to the uncoupling of ATP production from electron transport caused by salicylates?
How does a cell respond to the uncoupling of ATP production from electron transport caused by salicylates?
What is the consequence of significant and prolonged obstruction of oxidative phosphorylation by salicylates?
What is the consequence of significant and prolonged obstruction of oxidative phosphorylation by salicylates?
What is the major pathway for energy production in a cell affected by salicylates?
What is the major pathway for energy production in a cell affected by salicylates?
What is the consequence of faster glycolysis due to salicylate overdose?
What is the consequence of faster glycolysis due to salicylate overdose?
Which acid is produced in large quantities due to energy depletion by fat oxidation in salicylate overdose?
Which acid is produced in large quantities due to energy depletion by fat oxidation in salicylate overdose?
What effect does salicylate overdose have on the body's response to energy depletion?
What effect does salicylate overdose have on the body's response to energy depletion?
What is the end result of the acid load in the blood due to salicylate overdose?
What is the end result of the acid load in the blood due to salicylate overdose?
What type of acid-base disorder may the patient have?
What type of acid-base disorder may the patient have?
In which age group does metabolic acidosis develop rapidly ?
In which age group does metabolic acidosis develop rapidly ?
What is the presentation often thought to be in children due to brief respiratory alkalosis?
What is the presentation often thought to be in children due to brief respiratory alkalosis?
What factor determines the direction of pH change in patients with mixed acid-base disorder?
What factor determines the direction of pH change in patients with mixed acid-base disorder?
What mechanism contributes to lactic acidosis in salicylate overdose?
What mechanism contributes to lactic acidosis in salicylate overdose?
What is the consequence of increased fatty acid metabolism in salicylate overdose?
What is the consequence of increased fatty acid metabolism in salicylate overdose?
What is the primary impact of salicylates on oxidative phosphorylation?
What is the primary impact of salicylates on oxidative phosphorylation?
Where are substances converted to salicylate mainly?
Where are substances converted to salicylate mainly?
What is the primary cause of metabolic acidosis of salicylate overdose?
What is the primary cause of metabolic acidosis of salicylate overdose?
How does the body respond to the initial respiratory alkalosis caused by salicylate stimulation?
How does the body respond to the initial respiratory alkalosis caused by salicylate stimulation?
What contributes to hypokalemia in the context of salicylate overdose?
What contributes to hypokalemia in the context of salicylate overdose?
What is the consequence of renal dysfunction in salicylate overdose?
What is the consequence of renal dysfunction in salicylate overdose?
What is the early finding associated with salicylate poisoning?
What is the early finding associated with salicylate poisoning?
What contributes to the hypokalemia of salicylate overdose?
What contributes to the hypokalemia of salicylate overdose?
What is the primary cause of metabolic acidosis of salicylate overdose?
What is the primary cause of metabolic acidosis of salicylate overdose?
Which body system is most affected by aspirin overdose?
Which body system is most affected by aspirin overdose?
What acid-base abnormality is likely to be present during the initial phase (up to 12 hours) of salicylate overdose?
What acid-base abnormality is likely to be present during the initial phase (up to 12 hours) of salicylate overdose?
What characterizes the phase of salicylate overdose that occurs 12-24 hours post-ingestion?
What characterizes the phase of salicylate overdose that occurs 12-24 hours post-ingestion?
What is the primary effect of salicylate overdose (>24 hours post-ingestion)?
What is the primary effect of salicylate overdose (>24 hours post-ingestion)?
What contributes to the acid-base imbalance during the phase 12-24 hours post-ingestion of salicylates?
What contributes to the acid-base imbalance during the phase 12-24 hours post-ingestion of salicylates?
How is the presence of salicylates in urine tested?
How is the presence of salicylates in urine tested?
What does the Done nomogram relate the serum concentration of salicylates to?
What does the Done nomogram relate the serum concentration of salicylates to?
What serum concentration of salicylate per deciliter is consistent with moderate overdose based on the Done nomogram?
What serum concentration of salicylate per deciliter is consistent with moderate overdose based on the Done nomogram?
What is the relationship between salicylate serum concentration and severity of poisoning?
What is the relationship between salicylate serum concentration and severity of poisoning?
What is the initial step in therapy for aspirin overdose to prevent further absorption of salicylates from the stomach?
What is the initial step in therapy for aspirin overdose to prevent further absorption of salicylates from the stomach?
In the case of an enteric-coated or sustained-release form of aspirin, what may affect the timeline for performing emesis or lavage?
In the case of an enteric-coated or sustained-release form of aspirin, what may affect the timeline for performing emesis or lavage?
What procedure is also helpful in preventing further absorption of salicylates from the stomach in addition to emesis with ipecac and administering activated charcoal?
What procedure is also helpful in preventing further absorption of salicylates from the stomach in addition to emesis with ipecac and administering activated charcoal?
What is the primary purpose of gastric lavage in treating aspirin overdose?
What is the primary purpose of gastric lavage in treating aspirin overdose?
What is the main treatment for dehydration in aspirin overdose?
What is the main treatment for dehydration in aspirin overdose?
How is acidosis mainly treated of aspirin overdose?
How is acidosis mainly treated of aspirin overdose?
What is the primary purpose of giving enough bicarbonate to maintain the patient’s urine pH above 8?
What is the primary purpose of giving enough bicarbonate to maintain the patient’s urine pH above 8?
What is the central method for controlling seizures in aspirin overdose?
What is the central method for controlling seizures in aspirin overdose?
In which type of compartment would salicylic acid be more ionized?
In which type of compartment would salicylic acid be more ionized?
What happens to salicylic acid in an acidic compartment?
What happens to salicylic acid in an acidic compartment?
How is salicylic acid affected by the presence of stronger acids in a compartment?
How is salicylic acid affected by the presence of stronger acids in a compartment?
Why is salicylic acid described as being 'trapped' in a milieu?
Why is salicylic acid described as being 'trapped' in a milieu?
What is the impact of urine pH equal to 8 on the ionization of salicylic acid?
What is the impact of urine pH equal to 8 on the ionization of salicylic acid?
In which condition should hemodialysis be used ?
In which condition should hemodialysis be used ?
What is the impact of ionization on the entry of salicylic acid into the CNS?
What is the impact of ionization on the entry of salicylic acid into the CNS?
In what form is almost all salicylic acid present at urine pH equal to 8?
In what form is almost all salicylic acid present at urine pH equal to 8?