Which of the following sentences is not true about first-degree heart block?

Question

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Individuals with first-degree AV block seldom have symptoms. Diagnosis is typically made during routine physical examination or when being examined for another complaint. First- degree AV block is rare in young adults, but relatively common in athletes. The condition is more prevalent in African Americans than in Caucasian Americans, and the incidence of the condition increases with advancing age and among people who have cardiovascular disease.

Which of the Following Sentences Is Not True About First-Degree