CTVS MCQs -24 to 30
Q 24 Contraindication of Fontan procedure?
a) 20 year old male
b) Severe MR
c) Right pulmonary artery stenosis
d) Left ventricular end diastolic pressure of 20 mm Hg
Q25 Autopsy finding in a patient who dies of Tetrology of Fallot is
a) Brachiocephalic vein draining into the left renal vein
b) Inferior vena cava (IVC) draining to the superior mesenteric vein
c) Atrial Septal Defect (ASD)
d) Decreased vascularity of the lung field
Q26. Which of the following statements about VSDs is wrong ?
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 mid diastolic murmur at the apex.
Q 27. Which of the following has the greatest impact on the physiology of tetralogy of Fallot?
A. The size of the ASD.
B. The size of the VSD.
C. The degree of pulmonary stenosis.
D. The amount of aortic overriding
Q28 ) ASD most commonly associated with mitral insufficiency
a) Secundum defect
b) Sinus Venosus defect
c) Ostium primum
d) Coronary sinus defect
Q29 ) In a Neonate with symptomatic coarctation of aorta, which of the following is acceptable method of repair?
a) Prosthetic patch aortoplasty
b) Resection with end to end anastomosis
c) Subclavian flap aortoplasty
d) Prosthetic tube graft repair
Q 30 ) Which is a true vascular ring?
a) Pulmonary artery sling
b) Double aortic arch
c) Cervical aortic arch
d) Origin of subclavian artery from descending aorta