Differential Diagnosis of a Pelvic Mass
This booklet is intended as a practical guide to patient care for registrars, medical officers, interns and medical students attached to the gynaecology units at the University of the Witwatersrand Academic Hospitals. Anyone can use it.
Some of these may cause pain. Some do not, or may not. The presence of the pain and the mass may coincidental.
Congenital: Para-ovarian cysts, cyst of the broad ligament
Physiological: Follicular cyst, corpus luteum cyst, corpus luteum of pregnancy
Infective: Pyosalpinx, tubo-ovarian mass, hydrosalpinx
Ovarian: Cystadenoma, cystadenocarcinoma, sex cord stromal tumours teratoma, etc.
Uterine: Fibroid, congenital uterine abnormality, e.g. didelphys
GIT: Appendix mass, diverticular disease, Meckel’s diverticulum, stool, carcinoma
Miscellaneous: Ectopic pregnancy, pelvic kidney, Reidel’s lobe of liver