OnlyHighYield Concept Library ยท Step 2 CK

Every Step 2 CK concept, ranked by how often it's tested

We grouped 3,993 NBME and CMS shelf questions into 1,090 concepts and counted how many of the 56 practice exams test each one. Start at the top and you study what comes up most, first.

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The Concept Library: a ranked list of Step 2 concepts with how many practice exams test each one.
1,090concepts, from 3,993 questions
57must-know concepts, tested on 10 or more of the 56 exams
230often-tested concepts, on 5 to 9 exams
1090written summaries so far, with more on the way

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What the exams ask, angle by angle

Each written summary starts with the one line to remember, then shows how the exams test the concept: the diagnosis, the next step, the drug, the mechanism. Each angle shows how many questions ask it that way, the key clues, and the look-alikes the exams use as wrong answers.

  1. Search or filter

    By disease, drug or finding, by specialty, or by Must know, Often tested and Sometimes tested.

  2. Read the summary

    The facts that decide the question are highlighted. No question stems, nothing spoiled.

  3. Save the ones you want back

    Star a concept to find it again (free account).

Want the numbers behind it? Get the free OnlyHighYield NBME Stats report.

A Concept Library summary for heart failure, showing how the exams test it by drug, diagnosis, next step and mechanism.
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