RT Book, Section A1 Budhram, Gavin A2 Cydulka, Rita K. A2 Fitch, Michael T. A2 Joing, Scott A. A2 Wang, Vincent J. A2 Cline, David M. A2 Ma, O. John SR Print(0) ID 1143141029 T1 Male Genital Problems T2 Tintinalli's Emergency Medicine Manual, 8e YR 2017 FD 2017 PB McGraw-Hill Education PP New York, NY SN 9780071837026 LK accessemergencymedicine.mhmedical.com/content.aspx?aid=1143141029 RD 2024/04/17 AB Testicular torsion results from abnormal fixation of the testis within the tunica vaginalis, allowing the testis to twist. It exhibits a bimodal age distribution, peaking in the perinatal period and during puberty but may occur at any age. Although sometimes associated with trauma, torsion usually occurs in the absence of any preceding event.