This case report describes an older adult with a history of hypertension and diabetes with paroxysmal chest pain.

This case report describes a patient in their 40s who was transported to the emergency department by ambulance for sudden acute chest pain without dyspnea or history of cardiac disease.

This case report describes a patient in their 70s with no history of chronic disease or acute infection who presented to the emergency department with acute chest pain that had lasted 3 hours.

This case report presents the electrocardiogram findings of a patient in their 60s with paroxysmal chest pain.

This case report presents the electrocardiographic findings of a patient in their 40s with a history of hypertension and smoking who presented to the emergency department with sudden-onset palpitations and chest tightness after an argument.

This case report presents the electrocardiographic findings in a woman in her 60s with hypertension who presented to the emergency department with sudden-onset chest pain and tachycardia.

This case report describes the electrocardiographic findings of a man in his 60s with a history of hypertension who presented to the emergency department with acute chest pain.

This randomized clinical trial assesses high-dose dexamethasone vs standard care and 3 oxygenation strategies for intensive care unit (ICU) patients with severe COVID-19 acute hypoxemic respiratory failure.

This scoping review characterizes the clinical evidence supporting the use of repository corticotropin for its Food and Drug Administration–approved indications.

This randomized clinical trial evaluates the effectiveness of a bundle of evidence-supported treatments under conditions of routine care in a representative population hospitalized for community-acquired pneumonia.

This large national cross-sectional study examines the association between hospice length of stay and health care utilization and costs at the end of life among Medicare beneficiaries who had received maintenance hemodialysis.