Lower Body LandmarksT12-L3: Kidney positionL1: Transpyloric planeL2: Subcostal planeL3-4: UmbilicusL4: Iliac crestL5: Intertubercular planeS2: Anterior Superior Iliac Spine (ASIS) and Posterior Superior Iliac Spine (PSIS)This Photo by Unknown Author is licensed under CC BY-SA