Cornea: drug-induced deposits: 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 · Cornea: drug-induced deposits

Sample item

A patient on long-term amiodarone has fine whorl-like corneal epithelial deposits. What is this called?

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

The answer and the reasoning

A. Cornea verticillata

Cornea verticillata is a whorl pattern in the inferior epithelium, seen with amiodarone, chloroquine, indomethacin and Fabry disease. It is usually asymptomatic and reversible.

Option by option

  • A. Cornea verticillata (correct)

    Correct. Whorl deposits are typical of amiodarone.

  • B. Krukenberg spindle

    Krukenberg spindle is a pigment deposit on the endothelium in pigment dispersion.

  • C. Arcus senilis

    Arcus is a peripheral lipid ring.

  • D. Hudson-Stahli line

    Hudson-Stahli line is a horizontal iron line in the elderly.

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 A, Cornea verticillata. Cornea verticillata is a whorl pattern in the inferior epithelium, seen with amiodarone, chloroquine, indomethacin and Fabry disease.

Why is "Krukenberg spindle" not the answer?

Krukenberg spindle is a pigment deposit on the endothelium in pigment dispersion.

Why is "Arcus senilis" not the answer?

Arcus is a peripheral lipid ring.

Why is "Hudson-Stahli line" not the answer?

Hudson-Stahli line is a horizontal iron line in the elderly.

What concept does this question test?

It tests Cornea: drug-induced deposits in Ophthalmology. It is usually asymptomatic and reversible.

How hard is this question?

We tag it as a multi-step question: it asks you to combine more than one idea. 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 Cornea: drug-induced deposits?

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.