Monthly Quiz

Name: Monthly Prostate MRI Quiz
Creator: Nick Shaheen, MD

July 2026

All of the following are tissue-based prostate cancer risk tests performed on prostate biopsy material, EXCEPT:

Select the one exception.

Genomic and risk marker testing in prostate cancer

Original graphic created by Nick Shaheen, MD.

A Decipher Prostate Biopsy B Prolaris C Oncotype DX Genomic Prostate Score D 4Kscore E ConfirmMDx

May 2026

Which patterns are most suspicious for clinically significant prostate cancer?

Select all that apply.

Schematic prostate with poorly defined transition-zone lesion pattern

Schematic prostate with benign round transition-zone pattern

Schematic prostate with focal peripheral-zone lesion pattern

Schematic prostate with benign wedge-shaped peripheral-zone pattern

Original schematic created by Nick Shaheen, MD.

Previous question

Which zone of the prostate contains the largest glandular component and is the most common site of prostate adenocarcinoma?

Click the correct unlabeled region on the schematic.

Original schematic created by Nick Shaheen, MD.

Medical education note: This quiz is intended for education and workflow support only. It is not a diagnostic tool and should not be used as the sole basis for lesion detection or characterization. Final interpretation should be based on the full MRI examination, clinical context, local protocols, and official guidance.

Monthly Prostate MRI Quiz: About This Resource

This monthly quiz is designed to help radiologists and radiology trainees reinforce prostate MRI interpretation skills through case-based questions. Topics rotate across the core domains of prostate MRI practice: PI-RADS v2.1 scoring, prostate zonal anatomy, active surveillance MRI, post-treatment imaging, image quality assessment, and emerging genomic and risk tools. Questions use original schematic educational graphics created specifically for this resource.

Who this quiz is for

Questions are written at the level of a practicing radiologist or a senior resident preparing for practice. They are not designed as board-examination preparation and do not target memorization of thresholds in isolation. Instead they focus on the reasoning behind scoring decisions: why DWI drives the peripheral zone pathway, why T2 morphology drives transition zone scoring, why PSA density changes the management of equivocal findings, and how post-treatment tissue changes alter the expected MRI appearance. Each question includes a feedback explanation that connects the answer to the underlying concept.

How to use the quiz

A new question or set of questions is added each month. Previous months' questions remain on the page. Use the feedback panel to review the concept even if you answered correctly; the explanation often highlights a subtlety or common pitfall worth reinforcing. Questions are reset at any time with the reset button. This resource is educational only and does not confer CME credit.

About This Quiz: Frequently Asked Questions

How often is the quiz updated?

A new question or set of questions is added monthly. Previous months' questions remain on the page so you can review or retake them at any time. Questions are written by Nick Shaheen, MD and cover a rotating set of prostate MRI topics including PI-RADS scoring, anatomy, active surveillance, post-treatment imaging, and image quality assessment.

What level of radiologist is this quiz designed for?

Questions are written at the level of a practicing radiologist or a senior resident preparing for practice. The focus is on clinical reasoning (why certain scoring decisions are made) rather than rote memorization of thresholds. Each question includes a detailed feedback explanation connecting the answer to the underlying concept. Trainees earlier in their education may find it useful to review the companion articles and tools on this site before attempting the quiz.

Does completing the quiz earn CME credit?

No. This quiz is an informal self-assessment tool and does not confer continuing medical education (CME) credit of any kind. It is provided for educational reference and workflow reinforcement only. For accredited CME in prostate MRI, consult your professional society's education programs.

Can I share or use the quiz graphics?

The schematic educational graphics used in this quiz are original works created by Nick Shaheen, MD for the Prostate MRI Toolkit. They are provided for personal educational use and may not be reproduced, redistributed, or used in commercial materials without explicit permission. If you wish to use them for teaching, please contact the site via the contact page.

Reviewed by Nick Shaheen, MD, board-certified radiologist