Designed for portability, this Clinical Companion provides at-a-glance access to key information on more than 200 medical-surgical conditions and procedures. Completely updated content mirrors the revisions in the 12th edition of Lewis's Medical-Surgical Nursing: Assessment and Management of Clinical Problems. Organized alphabetically for quick reference, it includes a variety of full-color illustrations and summary tables, as well as a handy reference appendix with laboratory values, Spanish translations of key phrases, and other information commonly used in nursing practice.