il tumore della prostata. ii. stadiazione - Università degli studi di Pavia
il tumore della prostata. ii. stadiazione - Università degli studi di Pavia
il tumore della prostata. ii. stadiazione - Università degli studi di Pavia
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PROSTATIC CANCER<br />
Clinical staging. V. MRI<br />
* MRI (st<strong>il</strong>l lacking sensitivity and specificity) ↑ lymph<br />
node detection, especially of endorectal co<strong>il</strong>;<br />
[- T1 - weighted images: periprostatic fat and venous<br />
plexus, perivesicular tissues, lymph nodes, and bone<br />
marrow;<br />
- T2 - weighted images: internal architecture of prostate<br />
and seminal vesicles (low signal in most cancers, high<br />
signal in normal peripheral zone)];<br />
- MRI also useful for planning of surgery and ra<strong>di</strong>ation<br />
therapy<br />
= neither TC nor MRI accurately pre<strong>di</strong>cts pathologic<br />
stage at surgery
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