Prevalence Drives Diagnosis: Pathophysiology, Risk Factors & Time Frames Explained

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Welcome! I’m Dr. Philip Tisdall, Mayo-trained pathologist, award-winning medical educator, and author of Clinical Pathophysiology. My mission is to help you think like a doctor so that you don’t just memorize for your Step 1 exam; you truly understand. ✅ Weekly Step 1 breakdowns ✅ Case studies & patient-centered reasoning ✅ Pathophysiology explained from patient → DNA ✅ MCQ walk-throughs to sharpen exam strategy Subscribe and join thousands of med students learning how to connect the dots in medicine. Be sure to pick up a copy of the textbook, Clinical Pathophysiology: USMLE and COMPLEX Guide (Medical School Companion), Volumes 1 and 2 (see link below)