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Table 1 Applied wish-list for automatic VMAT plan generation for gastric cancer patients

From: Automated VMAT planning for postoperative adjuvant treatment of advanced gastric cancer

Constraints
 Volume Type Limit
  PTV Maximum 105% of Dp
  PTV Shell 39 mm Maximum 50% of Dp
  Patient Maximum 105% of Dp
Objectives
 Priority Volume Type Goal Parameters
  1 PTV ↓ LTCP 0.4 Dp=45 Gy,α = 4
  2 PTV Shell 3 mm ↓ Maximum 90% of Dp  
  3 Left and Right Kidney ↓ Mean 8 Gy  
  4 Liver ↓ Mean 15 Gy  
  5 Heart ↓ EUD 15 Gy k = 6
  6 Spinal Cord ↓ EUD 25 Gy k = 12
  7 PTV Shell 18 mm ↓ Maximum 40% of Dp  
Skin Ring ↓ Maximum 25% of Dp 21 mm
  8 Left and Right Kidney ↓ Volume-Dose 25% 12 Gy
Liver ↓ Volume-Dose 30% 24 Gy
  9 Left and Right Lung ↓ Volume-Dose 50% 20 Gy
  1. Abbreviations: Dp prescribed dose, LTCP Logarithmic Tumor Control Probability, α cell sensitivity parameter to achieve adequate target coverage, EUD Equivalent Uniform Dose, k volume parameter