Which of the following statements about VSDs is/are correct?
A. Spontaneous closure of VSDs occurs in 25% to 50% of patients during childhood.
B. Tachypnea and failure to thrive are symptoms frequently associated with large VSDs.
C. Patients with normal pulmonary vascular resistance and left-to-right shunting across the VSD have Eisenmenger's complex.
D. Patients with a large VSD and low pulmonary vascular resistance can present with a middiastolic murmur at the apex.
Answer:A
Which of the following statements about VSDs is/are correct?
A. Spontaneous closure of VSDs occurs in 25% to 50% of patients during childhood. B. Tachypnea and failure to thrive are symptoms frequently associated with large VSDs. C. Patients with normal pulmonary vascular resistance and left-to-right shunting across the VSD have Eisenmenger's complex. D. Patients with a large VSD and low pulmonary vascular resistance can present with a middiastolic murmur at the apex.