Pediatric ARDMS Exam 1 |Questions & Correct Answers |Latest 2025/2026 100% Guaranteed Pass

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Pediatric ARDMS Exam 1 |Questions & Correct
Answers |Latest 2025/2026 100% Guaranteed
Pass

Question.

Most common malignant liver tumor in children? - Correct Hepatoblastoma



Question.
2nd most common malignant liver tumor in children. Seen w/ hep B and Wilsons disease. -
Correct HCC



Question.
Most common benign hepatic tumor of childhood. - Correct Infantile
Hemangioendothelioma



Question.
Benign liver lesion made up of small blood filled spaces lined w/ endothelial cells - Correct
Cavernous Hemangioma



Question.
Congenital benign liver tumor originating along portal triads - Correct Mesenchymal
Hamartoma (aka Lymphangioma)



Question.
Congenital cystic dilatation of intrahepatic ducts. - Correct Caroli disease

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Question.
Which biliary tract pathology has an increased risk of Cholangiocarcinoma? - Correct
Caroli disease



Question.
What is the most common cause of hyperbilirubinemia? - Correct Biliary atresia



Question.
What procedure can be done to preserve the liver in cases of biliary atresia? - Correct
Kasai procedure



Question.
What is the most common (but rare) neoplasm of the biliary tract in children? - Correct
Rhabdomyosarcoma



Question.
Most common malignant Splenic neoplasm - Correct Lymphoma



Question.
What may cause multiple hypoechoic masses in the spleen? - Correct Langerhans cell
histocytosis



Question.
Solid complex mass in spleen. Rare but mets to liver, bone, lymph nodes. - Correct
Angiosarcoma

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Question.
Autosomal recessive disorder that presents w/ Hepatosplenomegaly and bone infarctions. -
Correct Gaucher storage disease



Question.
When is Pyloric Stenosis most common? - Correct 2-6 weeks (boys)



Question.
Common cause of delayed emptying of stomach, antral narrowing & causes vomiting -
Correct Pylorospasm (aka Antral Dyskinesia)



Question.
Most common malignant neoplasm of GI tract in children. - Correct Lymphoma



Question.
Most common cause of congenital duodenal obstruction in newborns. - Correct
Duodenal atresia



Question.
Midgut malrotation - Correct SMV positioned left of SMA



Question.
Most common acute abdominal disorder in early childhood? - Correct Intussusception



Question.
Most common inflammatory disease of small bowel. - Correct Crohn disease

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Question.
Most common small bowel malignancy in childhood. - Correct Non-Hodgkin's
Lymphoma



Question.
Most common surgical emergency in children. - Correct appendicitis

(more common in girls)



Question.
Most common cause of urethral obstruction in boys. - Correct Posterior urethral
valves



Question.
Absent or small abdominal wall musculature. Multiple urinary tract anomalies seen.
Exclusively males. - Correct Prune Belly Syndrome

(Eagle Barrett Syndrome)



Question.
Most common renal malignancy in children. - Correct Wilms tumor

(Nephroblastoma)



Question.
What is the aggressive malignant renal tumor that occurs in patients w/ sickle cell disease? -
Correct Renal Medullary Carcinoma



Question.
Most common benign renal tumor in children. - Correct Mesoblastic Nephroma