Venkatraman Indiran1,2, Jagannathan Kokilavani3. 1. Department of Radiodiagnosis, Sree Balaji Medical College and Hospital, 7 Works Road, Chromepet, Chennai, Tamilnadu, 600044, India. ivraman31@gmail.com. 2. IVR Scans, 1, Nellipet Cross Street, Chromepet, Chennai, Tamilnadu, 600044, India. ivraman31@gmail.com. 3. VK Clinic, Chromepet, Chennai, Tamilnadu, 600044, India.