NEJM This Week — October 15, 2026

This week, we feature new research on gene editing for hereditary angioedema, a chemotherapy-free approach to acute lymphoblastic leukemia, and treatments for ulcerative colitis and HIV. We review adult ADHD and follow a challenging case involving a spinal mass. We report on lung cancer screening, and Perspectives explore care interventions for older adults, access to fertility care, and the evolving role of AI in medicine. Supplement to the New England Journal of Medicine, Vol. 395, No. 15.