Jeffrey S. Klein, MD, Editor of RadioGraphics, discusses 6 articles from the July 2018 issue of RadioGraphics. ARTICLES DISCUSSED: CT and MR Imaging of Cardiothoracic Vasculitis, RadioGraphics 2018; 38(4):997-1021; Imaging of Acute Conditions of the Perineum, RadioGraphics 2018; 38(4):1111-1130; Sarcoidosis from Head to Toe: What the Radiologist Needs to Know, RadioGraphics 2018; 38(4):1180-1200; US of Pediatric Superficial Masses of the Head and Neck, RadioGraphics 2018; 38(4):1239-1263; Contemporary Review of Monitoring and Therapeutic Devices in the Chest, RadioGraphics 2018; 38(4):1027-1045; Digital Medical Illustration for the Radiologist, RadioGraphics 2018; 38(4):1145-1157.