In this video, pelvimetry or measurement of the pelvis is described. Optimal diameters are necessary for the progress of normal labour during childbirth otherwise, the labour may get arrested and a cesarean section may be needed. 0:00 introduction 0:45 overview of anatomy 1:33 importance of pelvimetry 2:03 technique of pelvimetry 2:45 diagonal conjugate diameter 3:32 midpelvis 4:28 retropubic angle 4:57 subpubic arch 5:21 types of female pelvis, gynecoid pelvis 6:25 android pelvis 7:15 anthropoid pelvis 8:05 platypoid pelvis