TY - BOOK AU - Ahmed Abdelrahman Abdellah Abdelrahman AU - Ahmed Ibrahim Ahmed Aref , AU - Mohsen Elsayed Khalil , TI - Role of utilization of three and four dimensional ultrasonography in evaluation of fetal central nervous system / PY - 2013/// CY - Cairo : PB - Ahmed Abdelrahman Abdellah Abdelrahman , KW - AGCC KW - ISUOG KW - Three and four dimensional N1 - Thesis (M.Sc.) - Cairo University - Faculty of Medicine - Department of Radio-diagnosis; Issued also as CD N2 - The multiplanar mode is used to navigate through the volume, observing information on a specific structure in all three orthogonal planes. Other display options, mainly the tomographic mode, are used to display the anomaly. The varieties of display modes and the infinite number of different planes that can be generated facilitate the diagnostic process ER -