

Myocarditis
Summary Myocarditis is an inflammatory disease of the myocardium with a wide range of clinical presentations, from subtle to devastating....

Acute Pericarditis
Summary Acute pericarditis is an inflammation of the pericardium characterized by pericarditic chest pain, pericardial friction rub, and...


Coronavirus Disease 2019 (COVID-19)
Practice Essentials Coronavirus disease 2019 (COVID-19) is defined as illness caused by a novel coronavirus called severe acute...

Acute Pancreatitis
Practice Essentials Recognizing patients with severe acute pancreatitis as soon as possible is critical for achieving optimal outcomes....


Viral Encephalitis
Background Clinically relevant involvement of the central nervous system (CNS) by viruses is an uncommon event, considering the...

Tuberculosis (TB)
Practice Essentials Tuberculosis (TB) (see the image below), a multisystemic disease with myriad presentations and manifestations, is the...


Hepatitis C
Practice Essentials Hepatitis C is an infection caused by the hepatitis C virus (HCV) that attacks the liver and leads to inflammation....


Sudden Cardiac Death
Practice Essentials Sudden cardiac death (SCD) is an unexpected death due to cardiac causes that occurs in a short time period (generally...


Placenta Previa
Practice Essentials Placenta previa is an obstetric complication that classically presents as painless vaginal bleeding in the third...

CBRNE - Chemical Warfare Mass Casualty Management
Specific Procedures for a Chemical Weapon Response Introduction This article is for managers who prepare hospital operational plans, for...