22 years, Female, Reason: episodes of profuse bleeding for 2 months after spontaneous miscarriage. no retained products on ultrasound, small pumping vessel in uterine cavity. suspected pseudoaneurysm or uterine arteriovenous malformation. History: abnormal uterine bleeding requiring transfusion. PELVIS:UTERUS, ADNEXA: There is an enhancing focus within the uterine cavity along the posterior aspect of the fundus which appears to have a feeding vessel on arterial phase images (1102/442) it is associated with numerous flow voids and T2-weighted sequences. The uterine vessels on the right in this region appear engorged. There is intrinsic T1 shortening within the endometrial cavity, likely representing blood products.Right Bartholin's gland cyst measuring 1.8 cm. BLADDER: Diffuse bladder wall thickening. LYMPH NODES: No significant abnormality noted.BOWEL, MESENTERY: No significant abnormality noted.BONES, SOFT TISSUES: No significant abnormality noted.OTHER: No significant abnormality noted.
Enhancing nidus in the posterior uterine fundus with numerous associated flow voids likely represents an AV malformation arising from the right uterine vessels. There is a small amount of associated blood within the endometrial cavity. Interventional radiology consult may be considered.Findings discussed with the service at the time of reporting.