External Beam RT for Prostate Cancer - ASTRO
External Beam RT for Prostate Cancer - ASTRO
External Beam RT for Prostate Cancer - ASTRO
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Minimum dose vs. Mean dose<br />
• >96% PTV receives ≥ 78 Gy<br />
• 100% CTV receives ≥78 Gy<br />
• Mean dose to prostate ≈ 80-81 Gy<br />
• Need to have threshold <strong>for</strong> heterogeneity<br />
Typically prescribe to >96% of mean dose