Comparison of computed tomography and conventional transverse axial tomography in radiotherapy treatment planning.
Treatment plans can differ widely depending on whether they were developed from anatomical information generated by computed tomography or conventional transverse axial tomography. In the present study, deviations between tumor doses calculated using the two methods were as great as 10%, increasing to 20% for the spinal cord.
D004938:Esophageal Neoplasms / Q000532:radiotherapy; D006801:Humans; D011879:Radiotherapy Dosage; D014056:Tomography, X-Ray; D014057:Tomography, X-Ray Computed