PELVIC MASS
Hemorrhagic ovarian cyst.
Simple ovarian cyst (follicle or corpus luteum).
Ovarian carcinoma, carcinoma of fallopian tube, colorectal carcinoma, metastatic carcinoma, prostate carcinoma, bladder carcinoma, lymphoma, Hodgkin's disease.
Cystadenoma, teratoma, endometrioma.
Leiomyoma.
Leiomyosarcoma.
Diverticulitis, diverticular abscess.
Appendiceal abscess, tuboovarian abscess.
Ectopic pregnancy, intrauterine pregnancy.
Paraovarian cyst.
Hydrosalpinx.