sept 2022 recall Flashcards
(339 cards)
What causes Tc prolongation?
Hypocalcaemia causes Tc prolongation.
What were the other options?
Other options were hypercalcemia, hyperkalemia, etc.
What is the correct answer?
Hypocalcaemia is the correct answer.
What is one risk factor for long QTc?
Congenital long Q-T syndrome is a risk factor.
Is being female a risk for prolonged QTc?
Female gender is a risk factor.
Are extremes of age a risk for prolonged QTc?
Extremes of age are a risk factor.
How do electrolytes affect QTc?
Hypokalaemia, hypocalcaemia, and hypomagnesemia are risks.
Can liver disease cause prolonged QTc?
Liver disease is a risk factor.
Does illicit drug use cause prolonged QTc?
Illicit stimulants are a risk factor.
Do high drug dosages lengthen the Q-T?
High dosages can cause a lengthened Q-T interval.
How does exertion affect QTc?
High physical exertion/agitation is a risk.
Can rapid drug infusion cause prolonged QTc?
Rapid infusion of teratogenic drugs is a risk.
What does a jittery, crying baby suggest?
Maternal heroin or cocaine use is suggested.
What was Sarah’s newborn’s presentation?
Irritable, restless, tremulous, inconsolable crying.
Which substance did the mother most likely use?
Heroin is the most likely substance.
When does heroin withdrawal present in newborns?
Within 24 hours of birth with short-acting opioids.
What are signs of opioid withdrawal in newborns?
Excessive crying, tremors, increased muscle tone/reflexes.
Are withdrawal presentations seen with other drugs?
Similar presentations are seen with other drugs.
Is alcohol/cannabis withdrawal frequent in newborns?
Withdrawal is less frequent with alcohol/cannabis.
What are symptoms of fetal alcohol syndrome?
Microcephaly, growth retardation, and low weight are symptoms.
What was the baby’s weight?
The baby’s weight was 2kg.
What risk is associated with valproate?
Increased risk of congenital and major malformations.
How many exposed children have malformations?
Up to 11% of exposed children have malformations.
Name some valproate-related malformations.
Cleft lip/palate, neural tube, heart, and radial defects are examples.