Retina: optic disc pit: 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 · Retina: optic disc pit

Sample item

A young adult has a grey, oval depression at the temporal disc margin and a serous detachment of the macula without a retinal break. What is the congenital anomaly?

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

The answer and the reasoning

D. Optic disc pit

An optic disc pit is a small excavation of the disc, commonly temporal, which can be complicated by serous macular detachment. A coloboma is larger and typically inferior. Drusen are hyaline bodies, and morning glory is a funnel-shaped disc.

Option by option

  • A. Optic disc coloboma

    A coloboma is a larger inferior defect.

  • B. Optic disc drusen

    Drusen are calcified bodies that elevate the disc.

  • C. Morning glory anomaly

    Morning glory anomaly is a large funnel-shaped disc with a central glial tuft.

  • D. Optic disc pit (correct)

    Correct. A small temporal excavation with serous macular fluid is a disc pit.

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 D, Optic disc pit. An optic disc pit is a small excavation of the disc, commonly temporal, which can be complicated by serous macular detachment.

Why is "Optic disc coloboma" not the answer?

A coloboma is a larger inferior defect.

Why is "Optic disc drusen" not the answer?

Drusen are calcified bodies that elevate the disc.

Why is "Morning glory anomaly" not the answer?

Morning glory anomaly is a large funnel-shaped disc with a central glial tuft.

What concept does this question test?

It tests Retina: optic disc pit in Ophthalmology. A coloboma is larger and typically inferior. Drusen are hyaline bodies, and morning glory is a funnel-shaped disc.

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 Retina: optic disc pit?

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.