A. Low T1 + Low T2
Leiomyoma
Fibroma/Thecoma

B. Low T1 + High T2
Functional Cyst
Peritoneal inclusion cyst
Cystadenoma
Hydrosalpinx

C. High T1
Dermoid
Endometrioma
Hemorrhagic Cyst
Proteinaceous material

D. Heterogenous
Malignancies
Simple cyst with haemorrhage
Tubo-ovarian Abscess
Ovarian Torsion
Ruptured Ectopic pregnancy