Understanding Uterine Fibroids: Types and Ultrasound Imaging Uterine fibroids are non-cancerous growths of the uterus that can vary in location and size. We also show how these appear on a transvaginal ultrasound, which is a key diagnostic tool doctors use to identify their exact position and size. Understanding where a fibroid is located is essential for determining the best treatment plan. This video provides a visual guide to the different types of fibroids, including: Intramural Fibroids: Lo