How to Decode Lab Values for the USMLE and Clinical Rotations

Think lab values don’t matter on the MCAT? Think again. While the MCAT won’t hand you a full CBC and ask for a diagnosis, it will test your ability to understand physiological processes, abnormal values, and real-world application of blood tests. Knowing lab values isn’t just for med school—it's a tool for critical thinking under pressure, and it’s showing up more often in passage-based questions.