TY - GEN AU - Khalid Mabrook Gaber AU - Dalia Nabil Elbokle , AU - Sanaa Abouzeid Soliman , TI - Evaluation of pterygoid orbital plane as a horizontal reference in natural head lateral cephalograms / PY - 2007/// CY - Cairo : PB - Khalid Mabrook Gaber , KW - Cephalograms KW - Horizontal Reference KW - OrbitalPlane N1 - Thesis (M.Sc.) - Cairo University - Faculty Of Oral and Dental Medicine - Department Of Orthodontics; Issued Also as CD N2 - This study was carried out to evaluate pterygoid - orbital plane relative to true vertical in a sample of 69 Egyptian adults.27 males and 32 females with age ranged from 18 - 25 years , they had accepted occlusion and facial profile UR - http://172.23.153.220/th.pdf ER -