Considering the imaging findings and the acute clinical condition a possible diagnosis of spontaneous ovarian hyperstimulation was given. The gynecologists considered an alternate diagnosis of bilateral ovarian tumors. The alpha feto protein, HCG, LDH, CA-125 levels were normal. Patient underwent laparotomy with a high clinical suspicion of malignancy. Ovarian biopsy revealed edema and stromal hyperplasia. This condition is also called ovarian hyperthecosis when luteinised theca cells were seen in the stroma.