Surface Epithelial-Stromal Tumors

serous cystadenoma

(most common) 50-70% benign

simple septated thin walls

Age: 40-50 yo

mucinous cystadenoma

huge multiple thin septations with low level echoes

Age: 13-45 yo

transitional cell (Brennen)

abnormal uterine bleeding

Age: 40-80 yo

serous cystadenocarcinoma

(most common malignancy)

cystic with septations and papillary projections

mucinous cystadenocarcinoma

large and multilocular cystic mass with loculated ascites

Age: 40-70 yo

pseudomyxoma peritonei

accumulation of mucinous material in the peritoneal cavity

endomertiod

cystic mass with papillary projections arising from the endometriosis

Age: 50-60 yo

clear cell tumor

invasive tumor

Age: 50-60 yo

clear cell tumor location

arise within the lining of an endometrioma