A fibromyoma, or myoma, is a type of growth commonly found inside the womb, or uterus uterus, and is formed from fibrous tissue and muscle. Sometimes known as uterine fibroids, or simply fibroids, fibromyomas are not cancerous but are benign tumors, which are thought to affect at least two out of every five women and which can occur singly or in groups. Often, fibroids cause no symptoms, but heavier periods, abdominal pain and swelling, constipation, or a frequent need to urinate may o...