Harrison's Principles of Internal Medicine¶
22nd Edition — Quick Reference
A complete clinical reference for residents, fellows, and practising physicians.
All 505 chapters — fully searchable, instantly navigable.
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Search
Type any disease, drug, symptom, or concept in the search bar. Matching chapters appear instantly with highlighted excerpts.
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Navigate
All 17 parts of Harrison's are organised in the left sidebar. Expand any section to browse the chapters within.
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Review
Each chapter opens with Key Clinical Points for rapid review before diving into the complete text.
| Part | Topic | Chapters |
|---|---|---|
| 1 | Profession of Medicine | 1 – 13 |
| 2 | Cardinal Manifestations & Presentations | 14 – 70 |
| 3 | Pharmacology | 71 – 72 |
| 4 | Oncology & Hematology | 73 – 123 |
| 5 | Infectious Diseases | 124 – 242 |
| 6 | Cardiovascular | 243 – 294 |
| 7 | Respiratory | 295 – 310 |
| 8 | Critical Care Medicine | 311 – 318 |
| 9 | Renal & Urinary | 319 – 331 |
| 10 | Gastrointestinal | 332 – 359 |
| 11 | Rheumatology | 360 – 387 |
| 12 | Endocrinology & Metabolism | 388 – 432 |
| 13 | Neurology & Psychiatry | 433 – 468 |
| 14 | Toxicology | 469 – 472 |
| 15 | Genetics & Genomics | 473 – 484 |
| 16 | Global Health & Aging | 485 – 489 |
| 17 | Consultative & Emerging Medicine | 490 – 505 |