Fig. 4
From: Sonographic and Doppler predictors of malignancy in ovarian lesions

A 48-year-old woman with accidentally discovered right ovarian lesion on ultrasound. a Transabdominal ultrasound shows cystic lesion with multiple thick septa (white arrow); it measures 10 cm × 7 cm × 6 cm, b while spectral Doppler ultrasound detects blood flow within the central portion of the septa and shows 0.5 RI and 0.6 PI. The histopathological examination after laparoscopy revealed serous cystadenoma