Q Most common malignant chest wall tumor
C. Synovial sarcoma
Answer to Q 46
Most common tumors of the chest wall are secondaries from elsewhere. The most common malignant tumor of chest wall is .......
Ref Sabiston page 1602
Q ) Which of the following statements about truncus arteriosus is false?
A. Most infants do well without operations until late childhood.
B. Cyanosis is a late feature
C. Most infants present with congestive heart failure.
D. Repair requires a conduit from right ventricle to pulmonary arteries.
In Truncus arteriosus there is a single arterial trunk arising from the ventricles, with single dysplastic valve with
semilunar leaflets and a subvalvular VSD..
Untreated, most infants do not survive beyond 6 months. Cyanosis is usually not present early, because mixing
mainly occurs at VSD level and the arterial oxygen saturation is generally greater than 85%, but............Read on
Q) SA Node is supplied by which artery
a) Right coronary
b) Left coronary
c) Left circumflex
d) Anterior interventricular
Coronary arteries originate from ascending aorta, above the aortic valves from the aortic sinuses. Right coronary artery passes between the right atrial appendage and pulmonary trunk in the atrio ventricular septum and continues as .......................
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Q) Not A complication of untreated coarctation of aorta
c) Congestive heart failure
d) Pulmonary vascular disease
Coarctation of aorta is narrowing that diminishes the aortic lumen and produces an obstruction to the
flow of blood. In untreated patients complications might develop like endocarditis that occur at sites of
turbulent blood flow which is the site of narrowing,..........
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Q) Not a finding in young adult with coarctation of aorta
A) Dimnished femoral pulse
b) Post murmur between the scapula
c) High BP in left arm
d) Peripheral cyanosis
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Q ) 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
Q) 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
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Q) ASD most commonly associated with mitral insufficiency
a) Secundum defect
b) Sinus Venosus defect
c) Ostium primum
d) Coronary sinus defect