Public health ophthalmology: practice question

A Ophthalmology 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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Ophthalmology · Public health ophthalmology

Sample item

What prevents much contact-lens-related keratitis?

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

The answer and the reasoning

C. Good lens hygiene and avoiding overnight wear

Good contact-lens hygiene, avoiding overnight wear when not prescribed, and using approved solutions reduce microbial keratitis risk substantially.

Option by option

  • A. Using tap water for lenses

    Tap water can introduce organisms such as Acanthamoeba.

  • B. Skipping follow-up

    Skipping review delays identification of unsafe lens-related problems.

  • C. Good lens hygiene and avoiding overnight wear (correct)

    Correct: clean handling and safe wear practices reduce keratitis risk.

  • D. Sharing lenses

    Sharing lenses transfers organisms and poorly fits the wearer.

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 Ophthalmology question

What is the answer to this Ophthalmology question?

The best answer is C, Good lens hygiene and avoiding overnight wear. Good contact-lens hygiene, avoiding overnight wear when not prescribed, and using approved solutions reduce microbial keratitis risk substantially.

Why is "Using tap water for lenses" not the answer?

Tap water can introduce organisms such as Acanthamoeba.

Why is "Skipping follow-up" not the answer?

Skipping review delays identification of unsafe lens-related problems.

Why is "Sharing lenses" not the answer?

Sharing lenses transfers organisms and poorly fits the wearer.

What concept does this question test?

It tests Public health ophthalmology in Ophthalmology. The correct option holds because: Correct: clean handling and safe wear practices reduce keratitis risk.

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 Public health ophthalmology?

Group the red eye by what to examine and what the pupil does. Then use the flashcards and the other Ophthalmology 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.