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Table 1 Clinical requirements to target and OARs

From: An integrated strategy of biological and physical constraints in biological optimization for cervical carcinoma

Structures Constraints
Mean dose Dose volume
PTV - At least 95% volume of PTV to receive the prescribed dose
OAR Rectum <35 Gy Less than 40% volume to exceed 40 Gy
Bladder <35 Gy Less than 40% volume to exceed 40 Gy
Femur-heads <25 Gy Less than 5% volume to exceed 40 Gy