JAMA Internal Medicine

A Mysterious ST Elevation

This case report describes the electrocardiogram of a patient in their 70s with palpitations, fatigue, and dyspnea taking a combination of an immune checkpoint inhibitor and chemotherapy for lung cancer.

Projected Lifetime Cancer Risks From Current Computed Tomography Imaging

Importance  Approximately 93 million computed tomography (CT) examinations are performed on 62 million patients annually in the United States, and ionizing radiation from CT is a known carcinogen. Objective  To project the number of future lifetime cancers in the US population associated…

Semaglutide vs Tirzepatide for Weight Loss in Adults With Overweight or Obesity

Importance  Although tirzepatide and semaglutide were shown to reduce weight in randomized clinical trials, data from head-to-head comparisons in populations with overweight or obesity are not yet available. Objective  To compare on-treatment weight loss and rates of gastrointestinal adverse events (AEs) among…

Targeting MASLD and MASH in the US Hispanic/Latino Population – A Review

Importance  The prevalence of metabolic dysfunction–associated steatotic liver disease (MASLD) in the US is highest among Hispanic/Latino individuals. Their risk of developing metabolic dysfunction–associated steatohepatitis (MASH) with fibrosis, cirrhosis with progression to hepatocellular carcinoma and need for liver transplant, and death…

The Rise in Early-Onset Cancer in the US Population—More Apparent Than Real

Importance  Rising rates of early-onset cancer have generated substantial media coverage and public concern. In response, early-onset cancer has become a federal research priority, and clinical guidelines have shifted to recommend earlier screening for some cancers. Yet, it remains unclear whether…

An Ominous Electrocardiographic Pattern in Undefined Syncope

This case report describes a patient in his late 60s who presented to the emergency department with a 3-month history of recurrent spontaneous chest tightness, palpitations, and syncope.