Urological imaging: genitourinary tuberculosis: practice question

A Radiology 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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Radiology · Urological imaging: genitourinary tuberculosis

Sample item

A young man has sterile pyuria and frequency. A cystogram shows a small, contracted bladder with thick walls and an irregular outline, and an IVU shows calyceal erosions with ureteric strictures. What is the bladder appearance called?

AThimble bladder of tuberculosisBPine-tree bladder of neurogenic dysfunctionCNormal bladderDTeardrop bladder of pelvic haematoma

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

The answer and the reasoning

A. Thimble bladder of tuberculosis

Chronic tuberculous cystitis produces fibrosis and a small contracted bladder, called the thimble bladder. Upper tract features include moth-eaten calyces, strictures and a beaded ureter.

Option by option

A. Thimble bladder of tuberculosis (correct)
Correct. A shrunken thick-walled bladder in this setting is a thimble bladder.
B. Pine-tree bladder of neurogenic dysfunction
A pine-tree bladder is elongated with trabeculation in neurogenic bladder.
C. Normal bladder
A normal bladder is not contracted or thickened.
D. Teardrop bladder of pelvic haematoma
A teardrop bladder is compressed by pelvic haematoma or lymphocele.

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.

Questions about this Radiology question

What is the answer to this Radiology question?

The best answer is A, Thimble bladder of tuberculosis. Chronic tuberculous cystitis produces fibrosis and a small contracted bladder, called the thimble bladder.

Why is "Pine-tree bladder of neurogenic dysfunction" not the answer?

A pine-tree bladder is elongated with trabeculation in neurogenic bladder.

Why is "Normal bladder" not the answer?

A normal bladder is not contracted or thickened.

Why is "Teardrop bladder of pelvic haematoma" not the answer?

A teardrop bladder is compressed by pelvic haematoma or lymphocele.

What concept does this question test?

It tests Urological imaging: genitourinary tuberculosis in Radiology. Upper tract features include moth-eaten calyces, strictures and a beaded ureter.

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 Urological imaging: genitourinary tuberculosis?

Learn signs with the image, and the disease they point to. Then use the flashcards and the other Radiology 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.