tailieunhanh - ADVANCES IN CANCER THERAPY  

The history of the development of prostate biopsy has changed significantly from random biopsies, to systematic to extended biopsy schemes. Systematic sextant biopsies, even when laterally directed, do not provide adequate sampling of the prostate. Ultimately the sextant biopsy technique has now become obsolete in favour of more extended biopsy protocols. To date there is no consensus on the optimal number of cores without significantly increasing morbidity but it has been shown that as prostate gland size increases, the yield of sextant biopsy has decreased (Karakiewicz et al., 1997). Based on published data it appears that between 8 and 12 cores would be an acceptable protocol. Essentially the. | ADVANCES IN CANCER THERAPY Edited by Hala Gali-Muhtasib Advances in Cancer Therapy Edited by Hala Gali-Muhtasib Published by InTech Janeza Trdine 9 51000 Rijeka Croatia Copyright 2011 InTech All chapters are Open Access distributed under the Creative Commons Attribution license which permits to copy distribute transmit and adapt the work in any medium so long as the original work is properly cited. After this work has been published by InTech authors have the right to republish it in whole or part in any publication of which they are the author and to make other personal use of the work. Any republication referencing or personal use of the work must explicitly identify the original source. As for readers this license allows users to download copy and build upon published chapters even for commercial purposes as long as the author and publisher are properly credited which ensures maximum dissemination and a wider impact of our publications. Notice Statements and opinions expressed in the chapters are these of the individual contributors and not necessarily those of the editors or publisher. No responsibility is accepted for the accuracy of information contained in the published chapters. The publisher assumes no responsibility for any damage or injury to persons or property arising out of the use of any materials instructions methods or ideas contained in the book. Publishing Process Manager Masa Vidovic Technical Editor Teodora Smiljanic Cover Designer Jan Hyrat Image Copyright Mairamut 2011. Used under license from First published October 2011 Printed in Croatia A free online edition of this book is available at Additional hard copies can be obtained from orders@ Advances in Cancer Therapy Edited by Hala Gali-Muhtasib p. cm. 978-953-307-703-1 ikrrr iJ OPEN ACCESS INI Cvn PUBLISHER INTECH open free online editions of InTech Books and Journals can be found at .