This high-yield, systems-based review provides one-stop shopping for USMLE Step 2. The user-friendly outline format offers numerous tables, illustrations, and flow charts allowing the reader to focus on the most relevant facts for test day. Based on student feedback, the thoroughly updated Second Edition includes additional "Quick Hits" and "Next Steps" and new "Mnemonics" marginalia to speed and supplement learning in addition to new illustrations, expanded coverage of ARDS, a new table on breast malignancy variants, and updated vaccination schedules.