CURRENT Medical Diagnosis & Treatment 2026 (65th Edition) is a widely used clinical reference that provides up-to-date, evidence-based guidance for diagnosing and managing a broad range of medical conditions. It covers internal medicine and primary care topics such as cardiology, infectious diseases, endocrinology, and neurology. Known for its concise format and practical approach, it helps clinicians quickly access treatment recommendations, diagnostic criteria, and clinical decision-making tools for everyday practice.