Prostate Cancer: Diagnosis and evaluation: Difference between revisions

Line 138: Line 138:
*** '''There is consensus regarding the use of a surface body coil and an endorectal coil at 1.5T but controversy remains regarding the need for an endorectal coil at 3T.'''
*** '''There is consensus regarding the use of a surface body coil and an endorectal coil at 1.5T but controversy remains regarding the need for an endorectal coil at 3T.'''
**** '''<span style="color:#ff0000">The highest signal-to-noise ratio (SNR) is achieved at 3T with an endorectal coil</span> but acceptable results can be achieved at 3T without an endorectal coil.'''
**** '''<span style="color:#ff0000">The highest signal-to-noise ratio (SNR) is achieved at 3T with an endorectal coil</span> but acceptable results can be achieved at 3T without an endorectal coil.'''
** '''Prostate imaging and reporting archiving data system'''
** '''<span style="color:#ff0000">Prostate imaging and reporting archiving data system'''
*** '''The PI-RADS score provided guidance for interpretation of different sequences and prostate zones'''
*** '''The PI-RADS score provided guidance for interpretation of different sequences and prostate zones'''
****'''Positive predictive values ISUP grade group ≥2 based on PI-RADS score:[https://pubmed.ncbi.nlm.nih.gov/35393568/]'''
****'''<span style="color:#ff0000">Positive predictive values ISUP grade group ≥2 based on PI-RADS score:</span>[https://pubmed.ncbi.nlm.nih.gov/35393568/]'''
*****'''PI-RADS 3: 12–15%'''
*****'''<span style="color:#ff0000">PI-RADS 3: 12–15%</span>'''
*****'''PI-RADS 4: 39–48%'''
*****'''<span style="color:#ff0000">PI-RADS 4: 39–48%</span>'''
*****'''PI-RADS 5: 72%'''
*****'''<span style="color:#ff0000">PI-RADS 5: 72%</span>'''
*** Lesions in the peripheral zone appear round or irregular, and are focally hypointense, whereas transition zone lesions are non-circumscribed and moderately hypointense, and may exhibit a characteristic ‘‘erased charcoal’’ sign.
*** Lesions in the peripheral zone appear round or irregular, and are focally hypointense, whereas transition zone lesions are non-circumscribed and moderately hypointense, and may exhibit a characteristic ‘‘erased charcoal’’ sign.
** '''<span style="color:#ff0000">MRI in Prostate Cancer</span>'''
** '''<span style="color:#ff0000">MRI in Prostate Cancer</span>'''