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Paediatric Surgery Quiz | Paediatric Surgery Multiple Choice Questions(MCQs) & Answers

(1) Polyhydramnios is frequently observed in all of the following conditions except:
[A] Esophageal atresia.
[B] Duodenal atresia.
[C] Pyloric atresia.
[D] Hirschsprung's disease.
Answer: Hirschsprung's disease.
(2) In neonates with congenital diaphragmatic hernia, which of the following statements is true?
[A] The defect is more common on the right side.
[B] Survival is significantly improved by administration of pulmonary vasodilators.
[C] An oxygen index of 20 is an indication for extracorporeal membrane oxygenation (ECMO).
[D] Mortality is the result of pulmonary hypoplasia.
Answer: Mortality is the result of pulmonary hypoplasia.
(3) In neonates with necrotizing enterocolitis, which of the following findings is an indication of significant bowel ischemia?
[A] Increased gastric residuals.
[B] Septic shock.
[C] Cardiac failure due to a patent ductus arteriosus.
[D] Erythema of the abdominal wall.
Answer: Erythema of the abdominal wall.
(4) The treatment of choice for neonates with uncomplicated meconium ileus is:
[A] Observation.
[B] Emergency laparotomy, bowel resection, and Bishop-Koop enterostomy.
[C] Intravenous hydration and a gastrograffin enema.
[D] Emergency laparotomy, bowel resection, and anastomosis.
Answer: Intravenous hydration and a gastrograffin enema.
(5) The pentalogy of Cantrell includes all of the following except:
[A] Epigastric omphalocele.
[B] Sternal cleft.
[C] Intracardiac defect.
[D] Pericardial cyst.
Answer: Pericardial cyst.
(6) In infants with duodenal atresia all the following statements are true except:
[A] There is an increased incidence of Down syndrome.
[B] Duodenal atresia can be detected by prenatal ultrasound examination.
[C] It may occur in infants with situs inversus, malrotation, annular pancreas, and anterior portal vein.
[D] It is best treated by gastroenterostomy.
Answer: It is best treated by gastroenterostomy.
(7) The initial treatment of choice for a 2.5-kg. infant with a 20.0-cm. long proximal jejunal atresia and 8.0 cm. of distal ileum is:
[A] Laparotomy, nasogastric suction, proximal dilatation to lengthen the atretic jejunum, total parenteral nutrition, and delayed anastomosis.
[B] Laparotomy and proximal end-jejunostomy.
[C] Laparotomy and immediate small bowel transplantation.
[D] Laparotomy, tapering jejunoplasty, and end-to-oblique jejunoileal anastomosis.
Answer: +10.1°
(8) A 2.8-kg. neonate with excessive salivation develops respiratory distress. Attempts to pass an orogastric catheter fail because the catheter coils in the back of the throat. A chest film is obtained and shows right upper lobe atelectasis and a gasless abdomen. The most likely diagnosis is:
[A] Proximal esophageal atresia without a fistula.
[B] Proximal esophageal atresia with a distal tracheoesophageal (TE) fistula.
[C] “H-type” TE fistula.
[D] Esophageal atresia with both proximal and distal TE fistula.
Answer: Proximal esophageal atresia without a fistula.
(9) Neonates with NEC may demonstrate all of the following findings on abdominal films except:
[A] Pneumatosis intestinalis.
[B] Portal vein air.
[C] Pneumoperitoneum.
[D] Colovesical fistula.
Answer: Colovesical fistula.
(10) The most common type of congenital diaphragmatic hernia is caused by:
[A] A defect in the central tendon.
[B] Eventration of the diaphragm in the fetus.
[C] A defect through the space of Larrey.
[D] A defect through the pleuroperitoneal fold.
Answer: A defect through the pleuroperitoneal fold.
(11) The calorie-nitrogen ratio for an infant should be maintained at:
[A] 75:1.
[B] 100:1.
[C] 50:1
[D] 150:1
Answer: 150:1
(12) All of the following conditions are derived from the primitive embryonic foregut except:
[A] Bronchogenic cyst.
[B] Cystic adenomatoid malformation.
[C] Gastric duplication
[D] Mesenteric cyst
Answer: Mesenteric cyst
(13) For a 22-kg infant, the maintenance daily fluid requirement is approximately which of the following?
[A] 1100 ml
[B] 1250 ml
[C] 1550 ml
[D] 1700 ml
Answer: 1550 ml
(14) A term infant 48 hours of age suddenly develops hypoxemia, irritability, and glucose and temperature instability. Which of the following statements are true?
[A] Empiric antibiotic coverage for b-hemolytic Streptococci and Escherichia coli should be initiated
[B] An intravenous infusion of prostaglandin E1 should be initiated immediately
[C] The mortality rate for this child is approximately 50%
[D] Both A and C
Answer: Both A and C
(15) Which of the following statements about pulmonary surfactant are true?
[A] Endogenous surfactant deficiency is the key physiologic problem in preterm infants with the infant respiratory distress syndrome
[B] Surfactant function can be restored to normal using aerosolized phosphatidylcholine administration
[C] Exogenous surfactant replacement has been shown to reduce mortality in preterm infants with the infant respiratory distress syndrome
[D] Both A and C
Answer: Both A and C
(16) Other than the history and physical exam, which of the following tests is considered an essential feature of the preoperative evaluation of a patient with a suspected thyroglossal duct cyst?
[A] Cervical ultrasound
[B] Thyroid scan
[C] Serum T3 and T4 levels
[D] None of the above
Answer: None of the above
(17) Branchial cleft remnants most often present with which of the following clinical problems?
[A] Infection
[B] Airway obstruction
[C] Hemorrhage
[D] Malignant degeneration
Answer: Infection
(18) Proximity to which of the following structures places it at risk during surgical excision of a second branchial cleft remnant?
[A] Internal carotid artery
[B] External carotid artery
[C] Hypoglossal nerve
[D] All of the above
Answer: All of the above
(19) Standard therapy for acute epiglottitis in a child is:
[A] Tracheostomy
[B] Intravenous antibiotic treatment in an ICU setting
[C] Endotracheal intubation in the operating room and intravenous antibiotic therapy
[D] Indirect laryngoscopy and intravenous antibiotics
Answer: Endotracheal intubation in the operating room and intravenous antibiotic therapy
(20) Of the following cystic malformations of the tracheobronchial tree, which is most likely to be asymptomatic when discovered?
[A] Intralobar pulmonary sequestration
[B] Extralobar pulmonary sequestration
[C] Congenital cystic adenomatoid malformation
[D] Congenital lobar emphysema
Answer: Extralobar pulmonary sequestration