CT features of torsion of benign cystic teratoma of the ovary

Purpose: The purpose of this work was to evaluate the usefulness of CT scan s for distinguishing torsed from uncomplicated benign cystic teratoma (BCT) . Method: Retrospective analysis was performed in 14 torsed BCTs (14 patients ) and in 23 uncomplicated BCTs (20 patients) for comparison. The features o n CT scans were compared to the pathologic findings. Results: CT findings indicating torsed BCT were the presence of eccentric w all thickening of > 1 cm, peritumoral infiltration, and presence of enlarge d solid tubal mass adjacent to the uterus (p < 0.05). Conclusion: The present study suggests that CT is useful in differentiating torsed from uncomplicated BCT. Although CT findings are not specific for s ome patients, detection of certain CT findings could increase the diagnosti c accuracy.