Medical book series

The Most Comprehensive & Organized Internal Medicine Guides for 2025 & 2026

Updated internal medicine guidelines

Over 1000 illustrations & medical images

Concise design for easier learning

Clinical decision trees and algorithms

Author-reviewed by experts

Meet the Author – Dr. Saad A. Hagras

Dr. Saad A. Hagras, M.D., is a board-certified internal medicine physician with over 20 years of experience in hospital medicine, ICU management, and medical education. Throughout his career, he has treated critically ill patients, led medical teams, and mentored young professionals, always striving to improve patient care. His passion for structured and evidence-based medicine led him to create MEDIGEST, a comprehensive resource designed to simplify complex medical guidelines. Dr. Hagras brings real-world clinical expertise to his work, ensuring that MEDIGEST is not just another textbook but a practical tool for medical professionals.

Explore MEDIGEST

Explore Our book series

Pulmonary and critical care medicine

Over 30 comprehensive chapters in MEDIGEST present the most up-to-date guidelines for diagnosing and managing a wide range of pulmonary and critical care diseases, including asthma, COPD, restrictive lung diseases, pneumonia, ARDS, and various critical care conditions.

Cardiovasicular medicine

Most up-to-date guidelines for diagnosing and managing cardiovascular diseases in MEDIGEST, including coronary artery disease, cardiomyopathy, peripheral arterial disease, and more, are presented in over 25 chapters covering cardiovascular topics.

infectious diseases

Over 20 comprehensive chapters in MEDIGEST delve into the latest guidelines for diagnosing and managing a wide range of infectious diseases, including urinary tract infections, meningitis, endocarditis, arthritis, osteomyelitis, gastrointestinal infections, and more.

Nephrology

The MEDIGEST Nephrology Medicine presents the most up-to-date guidelines for diagnosing and managing nephrology diseases, including acute and chronic renal failure, glomerulonephritis, tubular interstitial nephritis, kidney stones, and more.

Hematology and oncology

Presented in over 25 comprehensive chapters in MEDIGEST, offers the most up-to-date guidelines for diagnosing and managing hematology and oncology diseases, including anemia, hemostasis, coagulation disorders, thrombotic disorders, breast cancer, lung cancer, and more.

Gastroenterology and hepatology

The comprehensive guide of MEDIGEST presents over 20 chapters covering gastroenterology and hepatology topics, including esophageal disorders, peptic ulcer disease, inflammatory bowel disease, malabsorption, gastrointestinal bleeding, pancreatic disorders, hepatic disorders, and more.

Endocrinology

Most up-to-date guidelines of MEDIGEST for diagnosing and managing endocrine diseases, including thyroid disorders, diabetes mellitus, adrenal gland disorders, reproductive hormones disorders, and more, are presented in over 15 chapters covering endocrinology topics.

Neurology

Neurology MEDIGEST Medicine presents over 20 comprehensive chapters covering cardiovascular topics, providing the most up-to-date guidelines for diagnosing and managing neurological diseases such as cerebrovascular accidents, seizures, comas, demyelinating disorders, headaches, and more.

Reumatology

Presented in over 15 comprehensive chapters covering rheumatological topics in MEDIGEST, these guidelines provide the most up-to-date information on diagnosing and managing a wide range of rheumatological disorders, including rheumatoid arthritis, osteoarthritis, SLE, crystal arthropathies, vasculitis, and more.

general internal medicine

Presenting in MEDIGEST General Internal Medicine, the most comprehensive and up-to-date guidelines are presented in over 20 chapters covering a wide range of medical topics, including men’s and women’s health, genetics, geriatrics, ethics, psychiatry, eye and ear disorders, and more.

Online Access Made Simple

Purchase and Access MEDIGEST Digitally

– Read online (no downloads or copying allowed)
– Easy-to-navigate digital format
– Access from any device with login credentials 

Testimonials

What experts say about MEDIGEST book series

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“MEDIGEST is a game-changer for medical professionals, offering a clear and structured approach to the latest internal medicine guidelines.”