Non-invasive imaging is mainly used for excluding other pelvic pathology with catheter venography viewed as the modality of choice for the analysis of pelvic congestion syndrome 15. Pelvic ultrasound is the initial-line imaging modality for pelvic congestion syndrome. Ultrasound helps rule out the existence of pelvic masses or uterine troubles https://www.sgvascularctr.com/tackling-pelvic-congestion-syndrome-a-comprehensive-guide-for-singaporeans/