This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Gynaecological diagnosis and operative surgery, Subject name: Gynaecology & Obstetrics
Position of the patient should be as described except 
Select and explain. 
A. Diagnostic laparoscopy- trendlelnburg with about 30 degree tilt, B. Colposcopy - Lithotomy, C. Transvaginal sonography in Gynecology - Lithotomy with full bladder, D. Hysteroscopy - Lithotomy
C: Transvaginal sonography in Gynecology - Lithotomy with full bladder
Answer: C: Transvaginal sonography in Gynecology - Lithotomy with full bladder 
Explanation: Bladder should be empty during a transvaginal ultrasound