The   Fourth Edition of this best-selling reference is a compendium of evidence-based approaches To The most common presenting complaints.  Covering both musculoskeletal and visceral complaints, this text is intended to direct the chiropractor toward an appropriate plan of approach in both diagnostic evaluation and care. Highlighting these approaches are flowcharts (algorithms), relevant historical questioning, and summaries of common conditions related To The presenting complaint. New To The Fourth Edition : 500 new references Updated guidelines for cervical spine, lumbar spine, upper extremity, radiography for musculoskeletal complaints Updated guidelines for exercise and diet Updated ICD codes Updated algorithms 50 additional named medications in the Drug Reference appendix for commonly prescribed medications.