□ Case Report □ Aggressive Angiomyxoma as the Cause of Lower Urinary Tract Symptoms Sang Hyub Lee, Youn Wha Kim1, Sung-Goo Chang Korean Journal of Urology Vol. 50 No. 12: 1258-1261, 1 From the Departments of Urology and Pathology, School of Medicine, Kyung December 2009 Hee University, Seoul, Korea DOI: 10.4111/kju.2009.50.12.1258 Aggressive angiomyxoma (AAM) is a rare, benign tumor. It usually : involves the connective tissue of the perineal regions in women of Received May 29, 2009 Accepted:November 27, 2009 reproductive age. In this report, we present a case of AAM in a 66-year-old female, which presented itself as a retrovesical tumor on pelvic magnetic Correspondence to: Sung-Goo Chang resonance imaging and caused lower urinary tract symptoms. The tumor Department of Urology, Kyung was resected en bloc and the patient’s voiding symptoms disappeared. Hee University Medical Center, 1, Hoegi-dong, Dongdaemun-gu, (Korean J Urol 2009;50:1258-1261) Seoul 130-702, Korea TEL: 02-958-8533 Key Words: Myxoma, Neoplasms, Pelvic neoplasms FAX: 02-959-6048 E-mail:
[email protected] Ⓒ The Korean Urological Association, 2009 Aggressive angiomyxoma (AAM) usually occurs in the geni- ultrasonography (TVUS) and pelvic MRI were performed. tal and perineal area of female patients and most commonly TVUS revealed a 5.1x4.7x3.4 cm sized homogeneous mass that in the third to fifth decades of life [1]. A retrovesical tumor was compressing the urinary bladder (Fig. 1A, B). On the is defined as “a tumor arising from retrovesical tissue excluding pelvic MRI, the tumor was located in the retrovesical space and the pelvic organs such as rectum, bladder, prostate, seminal it was thought to be arising from the retrovesical tissue, such vesicle, vagina or uterus,” and may or may not cause lower as the bladder, vagina, or uterus.