JAMA

A Patient With Oral Discomfort and Reduced Oral Aperture

A patient had burning and pain in the mouth, reduced oral aperture, white-tan plaques on the oral mucosa, and thickened buccal mucosae bilaterally; biopsy of the lower labial mucosa showed subepithelial fibrosis. She had no history of cigarette smoking or…

Thunderstorm Asthma and Climate Change

This JAMA Insights in the Climate Change and Health Series defines thunderstorm asthma, describes its effects and increased rate of occurrence, and highlights recommendations for improved response during future events.

Fever, Rash, and Shortness of Breath in a 69-Year-Old

A 69-year-old had fever, fatigue, rash, right periorbital swelling, and shortness of breath. Chest computed tomography revealed numerous small, bilateral pulmonary nodules; laboratory testing revealed mean corpuscular volume, 96.1 fL; hemoglobin level, 12.4 mg/dL; and leukopenia. What is the diagnosis…

RNA Interference With Zilebesiran for Mild to Moderate Hypertension – The KARDIA-1 Randomized Clinical Trial

Importance  Angiotensinogen is the most upstream precursor of the renin–angiotensin–aldosterone system, a key pathway in blood pressure (BP) regulation. Zilebesiran, an investigational RNA interference therapeutic, targets hepatic angiotensinogen synthesis. Objective  To evaluate antihypertensive efficacy and safety of different zilebesiran dosing regimens. Design,…

Diagnosis and Management of Paroxysmal Supraventricular Tachycardia

Importance  Paroxysmal supraventricular tachycardia (PSVT), defined as tachyarrhythmias that originate from or conduct through the atria or atrioventricular node with abrupt onset, affects 168 to 332 per 100 000 individuals. Untreated PSVT is associated with adverse outcomes including high symptom burden and…

Apixaban to Prevent Recurrence After Cryptogenic Stroke in Patients With Atrial Cardiopathy – The ARCADIA Randomized Clinical Trial

Importance  Atrial cardiopathy is associated with stroke in the absence of clinically apparent atrial fibrillation. It is unknown whether anticoagulation, which has proven benefit in atrial fibrillation, prevents stroke in patients with atrial cardiopathy and no atrial fibrillation. Objective  To compare anticoagulation…

Management of Food Allergies and Food-Related Anaphylaxis

Importance  An estimated 7.6% of children and 10.8% of adults have IgE-mediated food-protein allergies in the US. IgE-mediated food allergies may cause anaphylaxis and death. A delayed, IgE-mediated allergic response to the food-carbohydrate galactose-α-1,3-galactose (alpha-gal) in mammalian meat affects an estimated…