Jeffrey S. Klein, MD, Editor of RadioGraphics, discusses 6 articles from the September-October 2018 issue of RadioGraphics. ARTICLES DISCUSSED: Radiologic Pathology Archives of the AIRP: Retroperitoneal leiomyosarcoma, RadioGraphics 2018; 38(5):1403–1420; Villous Gastrointestinal Tumors: Multimodality Imaging with Pathologic Correlation, RadioGraphics 2018; 38(5):1370–1384; PET/CT in the Diagnosis and Workup of Sarcoidosis: Focus on Atypical Manifestations, RadioGraphics 2018; 38(5):1536–1549; Imaging Evaluation of Pediatric Parotid Gland Abnormalities, RadioGraphics 2018; 38(5):1552–1575; Successful Integration of Contrastenhanced US into Routine Abdominal Imaging, RadioGraphics 2018; 38(5):1454–1477; CT Findings of Acute Small-Bowel Entities, RadioGraphics 2018; 38(5):1352–1369.