CAX

cax English Noun ? en medical technology en central axis. en 2003 Mutic; et al PET-guided IMRT for cervical carcinoma with positive para-aortic lymph nodes—a dose-escalation treatment planning study 1 The treatment machine central axis (CAX) was placed at the level of the L4-L5 vertebral body interspace. en 2000 Kung; et al A monitor unit verification calculation in intensity modulated radiotherapy as a dosimetry quality assurance 1 For dose calculation along a central axis (CAX), we first replace the incident IMRT fluence by an azimuthally averaged fluence. en 1999 Vincent; et al An assessment of the number of CT slices necessary to plan breast radiotherapy 1 A separate optimized plan was generated using the CAX slice and two slices indicative of the upper and lower level of the field. en 1997 Lee Monte Carlo simulations of the differential beam hardening effect of a flattening filter on a therapeutic x-ray beam 1 Compared to the unfiltered beam, the fluence-weighted photon energy of the filtered beam increases to 1.93 MeV at CAX and to 1.36 MeV at an OAD of 20.0 cm, respectively.