Pyloric stenosis MCQ 7+

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• Followings are features of hypertrophic pyloric stenosis
  ক

  Low plasma chloride

  খ

  Raised blood urea

  গ

  Low plasma bicarbonate

  ঘ

  Hyperkalaemia

  ঙ

  Raised haematocrit
• Regarding infantile hypertrophic pyloric stenosis
  ক

  Palpable in the epigastrium is clinically diagnostic

  খ

  Radiographic contrast shows 'string sign'

  গ

  Patients develop alkalosis

  ঘ

  Present just after the birth

  ঙ

  Ultrasound is less sensitive tools for diagnosis
• Pyloric stenosis is classically characterized by
  ক

  Metabolic alkalosis

  খ

  Hyperchloraemia

  গ

  Hyperkalemia

  ঘ

  Hypernatrmia

  ঙ

  protienaemia
• Severe pyloric stenosis is accompanied by
  ক

  A fall in the effective blood volume

  খ

  A fall in the concentration of plasma sodium

  গ

  A rise in PaCO2

  ঘ

  Hypotonic urine

  ঙ

  Hyperkalaemia
• Pathophysiological changes in a patient with pyloric stenosis are
  ক

  Blood volume depletion

  খ

  Decreased serum sodium concentration

  গ

  Metabolic alkalosis

  ঘ

  Respiratory alkalosis

  ঙ

  Alkaline urine
• Congenital hypertrophic pyloric stenosis
  ক

  Becomes symptomatic usually after 3 weeks of age

  খ

  Shows double tract sign in barium meal X-Ray

  গ

  Is more common in female

  ঘ

  Causes bilious vomiting

  ঙ

  Is featured by pylorus thickness > 4mm
• Prolonged vomiting due to pyloric stenosis results in
  ক

  Metabolic alkalosis

  খ

  Hyponatraemia

  গ

  Hyperchloraemia

  ঘ

  Hyperkalaemia

  ঙ

  Hypoproteinaemia