CTR Study Guide 2026
Everything you need to pass the CTR exam in one place: the exam format, every topic to study, real practice questions with explanations, flashcards, and full-length practice tests. Free, no sign-up needed.
📋 CTR Exam Format at a Glance
📚 CTR Topics to Study (69)
✍️ Sample CTR Questions & Answers
1. Which data item in the NAACCR record layout captures the ICD-O-3 histology morphology code along with its behavior digit?
NAACCR Item #522 (Histologic Type ICD-O-3) records the 4-digit morphology code, and Item #523 captures the behavior digit.
2. If surgery is performed at a reporting facility but radiation therapy is given at another facility, how should treatment be abstracted?
STORE guidelines require abstractors to capture all first-course treatment regardless of where it was administered.
3. What is the purpose of the NAACCR Call for Data in the context of data quality?
The NAACCR Call for Data is an annual request for standardized submissions to build national datasets, requiring data that has passed quality edits.
4. When a patient diagnosed with cancer is seen at a CoC-accredited facility only for a single consultation with no treatment rendered, the case is classified as:
A patient seen for consultation only with no treatment at the facility is classified as non-analytic Class of Case 30.
5. Under SEER guidelines, the follow-up interval for a patient diagnosed with cancer is measured from:
SEER measures the follow-up interval from the date of diagnosis to the date of last contact or death, which forms the basis for survival calculations.
6. A pathology report describes a tumor as 'poorly differentiated.' What does this indicate to the tumor registrar?
Poorly differentiated (high-grade) tumors have cells that look very abnormal under the microscope, correlating with more aggressive behavior and typically worse prognosis.
🎯 Free CTR Practice Tests
📖 CTR Guides & Articles
What Practice Test Geeks adds beyond an AI chat for CTR
An AI chatbot can quiz you, but it can't reproduce the exam conditions or keep your record. Here you get:
- A timed, full-length CTR mock exam — 180 questions in 240 minutes with a 70% pass mark, modeled on the official exam's question count and time limit, followed by a score report broken down by exam domain.
- A fixed CTR question bank: the same test every attempt, so your score is comparable from one try to the next instead of changing with every regenerated quiz.
- Progress saved on your device: completed tests, scores and missed questions stay in My Progress, so you can retake only what you got wrong.
- A printable CTR cheat sheet you can print or save as a PDF.
- CTR flashcards built from the same question bank.
- Free CTR practice tests with the correct answer shown after each question.
How this page was made: written with AI tools and published by Nathan Beja, founder of Practice Test Geeks, who is responsible for its content. Exam facts are checked against the official sources listed below. Not reviewed by a subject-matter expert. Editorial policy
Sources & references
Exam facts on this page (fees, format, dates, passing scores) are checked against these official sources; the date is our last check. Editorial policy
- ncra-usa.org — Renewal, eligibility, passing score, retake policy, score release, test dates, time limit, test delivery, fees, registration deadline · verified Oct 2026