Here is a picture showing uterine fibroids lined according to the size from the smallest to the biggest. Uterine fibroids are noncancerous growths of the muscle tissue of the uterus. Fibroids can range in number and size from a single growth to multiple growths, and from very small to large. As many as 70% to 80% of all women will have fibroids by age 50. The medical term for fibroids is leiomyoma or myoma. Follow us @medshots for more