Nose and paranasal sinuses: dacryocystorhinostomy: practice question

A ENT 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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ENT · Nose and paranasal sinuses: dacryocystorhinostomy

Sample item

A 50-year-old woman has chronic watering of the eye and mucopurulent regurgitation on pressure over the lacrimal sac. Syringing shows complete obstruction at the nasolacrimal duct. Which operation is indicated?

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

The answer and the reasoning

B. Dacryocystorhinostomy

Dacryocystorhinostomy creates a new opening between the lacrimal sac and the nasal cavity, usually the middle meatus, bypassing the blocked duct. It can be done by external or endoscopic route. It cures chronic dacryocystitis with epiphora.

Option by option

  • A. Caldwell-Luc operation

    Caldwell-Luc opens the maxillary sinus.

  • B. Dacryocystorhinostomy (correct)

    Correct. It makes a new drainage channel from sac to nose.

  • C. Septoplasty

    Septoplasty corrects a deviated septum.

  • D. Antral lavage

    Antral lavage washes the maxillary sinus.

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 ENT question

What is the answer to this ENT question?

The best answer is B, Dacryocystorhinostomy. Dacryocystorhinostomy creates a new opening between the lacrimal sac and the nasal cavity, usually the middle meatus, bypassing the blocked duct.

Why is "Caldwell-Luc operation" not the answer?

Caldwell-Luc opens the maxillary sinus.

Why is "Septoplasty" not the answer?

Septoplasty corrects a deviated septum.

Why is "Antral lavage" not the answer?

Antral lavage washes the maxillary sinus.

What concept does this question test?

It tests Nose and paranasal sinuses: dacryocystorhinostomy in ENT. It can be done by external or endoscopic route. It cures chronic dacryocystitis with epiphora.

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 Nose and paranasal sinuses: dacryocystorhinostomy?

Learn tuning fork results and audiogram patterns by sketching them. Then use the flashcards and the other ENT 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.