Approximately 200 000 people are hospitalized for diverticulitis each year in the US, and the incidence of diverticulitis is increasing, particularly among younger people. Author Anthony Charles, MD, MPH, of the University of Vermont and JAMA Deputy Editor Mary M. McDermott, MD, discuss current evidence regarding the epidemiology, diagnosis, and treatment of diverticulitis.

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• Diverticulitis
• Quality-of-Life and Recurrence Outcomes Following Laparoscopic Elective Sigmoid Resection vs Conservative Treatment Following Diverticulitis
• Racial and Ethnic Disparities in Locoregional Recurrence Among Patients With Hormone Receptor–Positive, Node-Negative Breast Cancer

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JAMA Editors' Summary

A recent Review discusses the epidemiology, risk factors, diagnosis, and treatment of ovarian cancer. William Cliby, MD, and John Weroha, MD, PhD, both from the Mayo Clinic in Rochester, Minnesota, discuss this and more with JAMA Associate Editor Margaret Wheeler, MD.

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• Ovarian Cancer
• Endometriosis Typology and Ovarian Cancer Risk
• Screening for Ovarian Cancer

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JAMA Editors' Summary

Early-onset gastrointestinal cancers, typically defined as occurring in patients younger than age 50, are increasing worldwide. A recent JAMA Review summarizes current data on early-onset colorectal, pancreatic, and esophagogastric cancers. Coauthor Kimmie Ng, MD, MPH, of Dana-Farber Cancer Institute joins JAMA Deputy Editor Kristin Walter, MD, MS to discuss.

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• Early-Onset Gastrointestinal Cancers
• Screening for Helicobacter pylori to Prevent Gastric Cancer
• First-Line Sugemalimab Plus Chemotherapy for Advanced Gastric Cancer

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JAMA Editors' Summary

Approximately 40% of men older than 50 have urinary frequency or urgency that affects their quality of life. Author John T. Wei, MD, MS, of the University of Michigan Department of Urology and JAMA Deputy Editor Mary M. McDermott, MD, discuss diagnosis and management of these symptoms in older men.

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• Lower Urinary Tract Symptoms in Men

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JAMA Editors' Summary

In the 25 years since its emergence in the US, West Nile virus has become the leading cause of domestic mosquito-borne disease. It causes approximately 1300 neuroinvasive disease cases and 130 deaths annually in the US. Coauthor Carolyn Gould, MD, of the CDC joins JAMA Senior Editor Karen Lasser, MD, to discuss the review on this topic published in JAMA.

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• West Nile Virus
• What Is West Nile Virus Infection?

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JAMA Editors' Summary

Worldwide, 1 in 3 women and 1 in 5 men older than 50 years experience osteoporotic fractures in their lifetime. Author Suzanne N. Morin, MD, MSc, of McGill University and JAMA Deputy Editor Mary M. McDermott, MD, discuss the diagnosis and management of osteoporosis.

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• Osteoporosis

Which tests can be used to diagnose type 2 diabetes? When should injectable medications for type 2 diabetes be started? These are just some of the questions clinicians may have when diagnosing and treating type 2 diabetes in adults. Author Rita Kalyani, MD, MHS, of Johns Hopkins University School of Medicine, discusses this and more with JAMA Senior Editor Karen Lasser, MD, MPH.

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• Diagnosis and Treatment of Type 2 Diabetes in Adults

Adrenal insufficiency is a syndrome of cortisol deficiency. A recent JAMA Review summarizes the pathophysiology, diagnosis, and treatment of adrenal insufficiency and adrenal crisis. JAMA Associate Editor David Simel, MD, MHS, discusses this and more with author Anand Vaidya, MD, MMSc.

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• Adrenal Insufficiency in Adults