This book highlights the importance of diagnostic techniques using volumetric measurements for screening, evaluation of tumors and identification of metastases. Cancer is a pathologic biological process. Various Therapies and drugs are designed to interfere with the pathologic process and should therefore also be validated using a functional screening method directed. Screening of the cancers at right time and also evaluating them is very important. Volumetric measurement helps in better screening and evaluation of the tumors. Volumetry is a process of assessment of the tumors by...