Ca.Ovary

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MRI OF COMPLEX ADNEX MASS

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Ca.Ovary

CT

Secondary findings

Pseudomyxoma peritonei

Fat plane obscured between ant.abd. wall & intestinal wall

10mm nodular/plaque like peritoneal implants +- calcifications

Ascites

Mesentry deposits

Tethering of small bowel loops

Round/ irregular mass in mesentry

Invasion of bowel

Bowel wall thickening

Bowel obstruction

Local extension

Encasement of sigmoid colon

Iliac vessels surrounded/ displaced by tumor

Tumor distance from pelvic side wall <3mm

Irregular interfae between tumor & myometrial walls

Localised distortion of uterine contour

Primary tumor

Septa & walls more than 3mm thickening

Tumor vessels are enhanced

Lobulated solid mass

Partially solid & cystic

Enhancing papilla

Lesion >4cms

USG

Doppler

Low resistance Doppler waveform

Presence of color flow within thick wall, septa, papilla, solid inhomenous areas.

Thick irregular walls & thick septations

Ca-125

Metstasis

Sex cord tumors

Malignant Germ cell tumors

Endodermal sinus tumor

Choriocarcinoma

Embryonal Cancer

Malignant mixed germ cell tumor

Dysgerginoma

Immature teratoma

Mature teratoma

20yrs

Malignant Epithelial tumors

Brenner tumor

Undifferentiated tumor

Clear cell tumor

Endometroid tumor

Mucinous tumor

Serous tumor

6-7th decade