Pediatric Gastrointestinal Surgery

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Questions and Answers

What is the recommended rate of intravenous fluids during the preoperative period?

  • 120 ml/kg/day of 0.9% NaCl + 5% dextrose
  • 200 ml/kg/day of 0.9% NaCl + 5% dextrose
  • 100 ml/kg/day of 0.9% NaCl + 5% dextrose
  • 150 ml/kg/day of 0.9% NaCl + 5% dextrose (correct)

What is the primary goal of resuscitation in the preoperative period?

  • To restore adequate blood glucose levels
  • To ensure normal blood test results before surgery (correct)
  • To achieve proper hydration within 24 hours
  • To correct electrolyte imbalance

What is the surgical procedure performed to treat pyloric stenosis?

  • Gastric Bypass Surgery
  • Duodenal Repair
  • Intestinal Resection
  • Ramstedt's Operation (Pyloromyotomy) (correct)

What is the recommended postoperative feeding schedule?

<p>Start 25% normal feed (milk) 3 hourly and increase as tolerated (B)</p> Signup and view all the answers

What is a possible complication of incomplete pyloromyotomy?

<p>Need for reoperation (A)</p> Signup and view all the answers

What is the recommended duration of intravenous antibiotics administration in cases of duodenal perforation?

<p>48 hours (D)</p> Signup and view all the answers

What is the incidence of Pyloric Stenosis in live births?

<p>1–4 per 1000 live births (D)</p> Signup and view all the answers

What is the risk factor for Pyloric Stenosis if the mother is affected?

<p>7% increase in risk (D)</p> Signup and view all the answers

What is the characteristic of the pyloric canal in Pyloric Stenosis?

<p>Lengthened and narrowed (A)</p> Signup and view all the answers

What is the effect of Pyloric Stenosis on gastric outlet obstruction?

<p>Loss of acid, Na, Cl, K, and water (B)</p> Signup and view all the answers

What is the typical postnatal age of onset for symptoms of Pyloric Stenosis?

<p>2 weeks to 2 months (B)</p> Signup and view all the answers

What is the characteristic of vomiting in Pyloric Stenosis?

<p>Projectile non-bilious vomiting immediately after feeding (A)</p> Signup and view all the answers

What is the compensatory response to gastric outlet obstruction in Pyloric Stenosis?

<p>Renal preservation of Na+ and initial loss of K+ (A)</p> Signup and view all the answers

What is the effect of Pyloric Stenosis on electrolyte balance?

<p>Metabolic alkalosis and hypokalemia (D)</p> Signup and view all the answers

Which one is a pathognomonic sign for hypertrophic pyloric stenosis (IHPS)?

<p>Palpable olive-like mass in the epigastrium (B)</p> Signup and view all the answers

What symptom is common to both gastroenteritis and milk protein allergy?

<p>Presence of diarrhea (B)</p> Signup and view all the answers

In the diagnosis of IHPS, which muscle thickness measurement on abdominal ultrasonography is indicative of the condition?

<p>&gt; 4 mm (A)</p> Signup and view all the answers

Which blood test result is typically NOT associated with IHPS?

<p>↑ K+ (D)</p> Signup and view all the answers

What is the primary purpose of resuscitation in the management of pyloric stenosis?

<p>To manage dehydration and electrolyte imbalances (A)</p> Signup and view all the answers

Which diagnostic method is comparable to seeing a 'hot dog in a bun' appearance?

<p>Abdominal ultrasonography (C)</p> Signup and view all the answers

Which condition is characterized by acidosis rather than alkalosis?

<p>Metabolic diseases (A)</p> Signup and view all the answers

Why might gastric decompression by a nasogastric tube not typically be required in pyloric stenosis?

<p>It is only needed in severe cases and after contrast study (D)</p> Signup and view all the answers

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