Gastroenterology: cow's-milk protein allergy: practice question

A Pediatrics question in the style of the NEET PG paper. Answer it first, then read why the right option is right and why each of the others is wrong.

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Pediatrics · Gastroenterology: cow's-milk protein allergy

Sample item

A young infant has blood-streaked stools, eczema, vomiting, and otherwise normal growth after cow's-milk formula. What diagnosis should be considered?

Original practice item, not a recalled exam question. Nothing here is recorded.

The answer and the reasoning

C. Cow's-milk protein allergy

Cow's-milk protein allergy can cause gastrointestinal symptoms, blood in stools, and eczema in infants. Diagnosis and feeding changes should be supervised to preserve nutrition and avoid unnecessary restriction.

Option by option

  • A. Pyloric stenosis

    Pyloric stenosis causes nonbilious projectile vomiting without blood-streaked stool.

  • B. Hirschsprung disease

    Hirschsprung causes obstructive symptoms and delayed meconium.

  • C. Cow's-milk protein allergy (correct)

    Correct. Gastrointestinal and atopic features after milk exposure suggest CMPA.

  • D. Intussusception

    Intussusception causes episodic pain and currant-jelly stool.

Source note: Original NextPrep sample item — pending expert review. This item is original practice material awaiting independent expert review, so confirm important facts in a standard textbook.

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Questions about this Pediatrics question

What is the answer to this Pediatrics question?

The best answer is C, Cow's-milk protein allergy. Cow's-milk protein allergy can cause gastrointestinal symptoms, blood in stools, and eczema in infants.

Why is "Pyloric stenosis" not the answer?

Pyloric stenosis causes nonbilious projectile vomiting without blood-streaked stool.

Why is "Hirschsprung disease" not the answer?

Hirschsprung causes obstructive symptoms and delayed meconium.

Why is "Intussusception" not the answer?

Intussusception causes episodic pain and currant-jelly stool.

What concept does this question test?

It tests Gastroenterology: cow's-milk protein allergy in Pediatrics. Diagnosis and feeding changes should be supervised to preserve nutrition and avoid unnecessary restriction.

How hard is this question?

We tag it as an application question: it asks you to use a fact on a patient or a finding. The tag is our own editorial judgement, not an official difficulty rating, so read the reason for every option, not only the answer.

How should I study Gastroenterology: cow's-milk protein allergy?

Memorise milestones and the vaccine schedule as tables and revise them often. Then use the flashcards and the other Pediatrics questions on this site to test what stuck.

Is this a real NEET PG question?

No. It is an original practice item (editorial status: sample, version 1). NextPrep does not publish recalled or leaked questions, and independent faculty review of this item has not been completed yet, so confirm important facts in a standard textbook.