Since the time we observed and then reported that PCa detection was significantly
greater when biopsy had been performed using end-fire probes, we have emphasized in
our courses and resident/fellow teaching that the side-fire probe tends to aim the
biopsy needle tangentially, often missing cancer in the anterior prostate and “very
apex.” To overcome this, when using the side-fire probe since that time, we intentionally
torque the probe to ensure that these areas are included in the biopsy sample.
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References
- Does transrectal ultrasound probe really matter?.J Urol. 2009; 181: 2077-2082
- The Hawthorne effect: a randomised, controlled trial.BMC Med Res Methodol. 2007; 7 (30–30)
Article info
Publication history
Published online: May 11, 2012
Identification
Copyright
© 2012 Elsevier Inc. Published by Elsevier Inc. All rights reserved.
