Infectious Diarrhea
Chapter 232 Infectious Diarrhea Thomas H. Taylor Definition Diarrhea is an alteration of normal bowel movement characterized by an increase in volume or frequency of stools. If the predominant symptoms…
Chest Pain (Noncardiac)
Chapter 104 Chest Pain (Noncardiac) David Patrick Murphy, William A. Boller Definition and Epidemiology Noncardiac chest pain is a recurrent substernal chest pressure or other chest discomfort believed to be…
Sleep Disorders
Chapter 227 Sleep Disorders Glen P. Greenough, Brooke G. Judd Sleep disorders are associated with major functional impairments, including loss of productivity, work-related and vehicular accidents, social impairment, and cognitive…
Immunodeficiency
Chapter 225 Immunodeficiency Nancy B. Kuemmerle Definition and Epidemiology Our immune system is the result of millions of years of evolution all leading to one overarching goal: to protect us…
Inflammatory Bowel Disease
Chapter 138 Inflammatory Bowel Disease Wendy L. Biddle Definition and Epidemiology Ulcerative colitis (UC) and Crohn disease (CD) are chronic inflammatory bowel diseases (IBDs) that are on the rise. Both…
Proteinuria and Hematuria
Chapter 148 Proteinuria and Hematuria Joanne Sandberg-Cook Proteinuria and hematuria are relatively common findings on routine urinalysis. However, these findings can also be signs of serious disease or neoplasm. For…
Tumors of the Gastrointestinal Tract
Chapter 143 Tumors of the Gastrointestinal Tract Lindsey Law Tumors of the gastrointestinal tract may be benign or malignant. It is essential that malignant tumors be identified as early as…
Infections of the Central Nervous System
Chapter 197 Infections of the Central Nervous System Daniel W. O’Neill, Robyn M. Jennings Definition and Epidemiology Infections of the central nervous system (CNS) consist primarily of meningitis (inflammation of…
Diabetes Mellitus
Chapter 206 Diabetes Mellitus Mary E. Wood Definition and Epidemiology Diabetes mellitus is the most common metabolic disorder seen in primary care and a leading cause of cardiovascular disease (CVD),…
