Cardiac catheterization with “drug study” is typically used to assess:
a) The Fontan circuit following Fontan palliation
b) Adequacy of atrial mixing after balloon atrial septostomy
c) Reproducibility of coronary ischemia
d) Response of pulmonary vascular resistance to pulmonary vasodilators
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Answer
Answer d. Cardiac catheterization and drug study (vasodilator testing) is
performed to evaluate the pulmonary vascular resistance and its reversibility with
pulmonary vasodilator therapy prior to initiation of drug therapy for pulmonary
hypertension.
Notes
- This question originally printed in the Pediatric Anesthesiology Review Topics kindle book series, and appears courtesy of Naerthwyn Press, LLC.
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