PCCN PREP TEST BANK EXAM 2 2024-2025 WITH 450 plus QUESTIONS AND CORRECT DETAILED ANSWERS (100% CORRECT ANSWERS) PCCN (NEWLY UPDATED 2024-2025 A 16-year-old is admitted following a syncopal episode while on a basketball court. The pt reports having had syncopal episodes in the past, generally while in the midst of sports events. The nurse notes the pt is in SB with a rate of 55, PR interval of 0.16, QRS of 0.10, QT interval of 0.50, and a slightly peaked T wave. The nurse should anticipate A. cardiac cath the following morning B. performance of an echo C. serum and urine toxicology screens D. CBC and trop levels B (This pt has signs and symptoms of long QT syndrome. This condiition is a congenital disorder characterized by a prolongation of the QT interval on ECG and propensity for ventricular tachyarrhythmias, which may lead to syncope, cardiac arrest or sudden death, Imaging studies, such as echocardiography, may help to exclude other potential reasons for arrhythmic events or associated congenital heart diseases. ANy young person with syncope that occurs during exercise or in any other circumstance in which a surge of adrenaline levelswas likely to have been present should have long