Ibne Ahmad1, Noor Afshan Sabzposh2, Mehtab Ahmad1, Md Azfar Siddiqui1. 1. Department of Radiodiagnosis, Jawaharlal Nehru Medical College, A.M.U., Aligarh, Uttar Pradesh India. 2. Department of Obstetrics and Gynaecology, Jawaharlal Nehru Medical College, A.M.U., Aligarh, India.