Fig. 1From: Stage Ia squamous cell carcinoma as the malignant transformation of giant and unusual mature teratoma of the ovary in an elderly patientInitial ultrasound examination with evidence of pelvic mass consisting of uniloculated cyst of about 24 cm of maximum size with multiple small mobile hyperechoic internal lesions. An uneven area of about 2 cm located in the inferior cystic wall is also highlightedBack to article page