Hypertension
Chapter 84 Hypertension Phillip D. Levy Perspective Hypertension (HTN) is a ubiquitous condition affecting close to one third of Americans and approximately 1 billion people worldwide.1,2 Although tremendous strides have…
The Immunocompromised Patient
Chapter 183 The Immunocompromised Patient Michael J. Burns Perspective As increased numbers of immunocompromised persons present to the emergency department (ED), it is essential that emergency physicians possess the knowledge…
Weapons of Mass Destruction
Chapter 194 Weapons of Mass Destruction Carl H. Schultz and Kristi L. Koenig Perspective Besides managing the injuries and illnesses from common disasters such as earthquakes and airplane crashes, emergency…
Heat Illness
Chapter 141 Heat Illness Melissa Platt and Salvator Vicario Perspective Humans have been plagued by heat illness throughout recorded history, often as the result of military exercises, athletic events, or…
High-Altitude Medicine
Chapter 144 High-Altitude Medicine Michael Yaron, Ryan D. Paterson and Christopher B. Davis Epidemiology High-altitude illness represents a spectrum of clinical entities that have hampered the activities of mountaineers, merchants,…
Disorders of the Small Intestine
Chapter 92 Disorders of the Small Intestine Chad E. Roline and Robert F. Reardon Small Bowel Obstruction Perspective The signs and symptoms of small bowel obstruction (SBO), as well as…
Chronic Medical Illness during Pregnancy
Chapter 179 Chronic Medical Illness during Pregnancy Kirsten K. Calder Principles of Disease The physiologic changes that occur in pregnancy may exceed the patient’s underlying compensatory mechanisms, resulting in initial…
Heavy Metals
Chapter 157 Heavy Metals Larissa I. Velez and Ellen J. O’Connell Iron Iron, which is essential to the function of hemoglobin, myoglobin, many cytochromes, and many catalytic enzymes, can be…
Trauma in Pregnancy
Chapter 37 Trauma in Pregnancy Kriti Bhatia and Hilarie H. Cranmer Perspective Trauma occurs in 6 to 7% of all pregnancies. It is the leading nonobstetric cause of maternal death,…
Drug Therapy in Pregnancy
Chapter 180 Drug Therapy in Pregnancy Rania Habal Perspective Major birth defects affect 3 to 5% of all live births.1 Most are of unknown etiology, but 1 to 3% of…
