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Where this fits
radiation oncology
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quantec
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dose constraints
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Brain (whole) - EBRT
Dmax < 60
Brain (whole) - SRS
V12 < 5-10 cc
Brain stem (whole)
Dmax < 54
Brain Stem (3D CRT)
D1-10 cc < = 59
Brain Stem (Point Dose)
Dmax < 64
Optic Nerve / Chiasm (3D CRT)
Dmax < 55
Optic Nerve / Chiasm (SRS)
Dmax < 12
Spinal Cord (3D CRT)
Dmax = 50
Spinal Cord (SRS - single)
Dmax = 13
Spinal Cord (SRS - hypofrac.)
Dmax = 20
Cochlea (whole, 3D CRT)
Mean < = 45
Cochlea (Whole, SRS)
Prescription Dose < =14
Parotid (Bilateral whole, 3D CRT)
Mean < 25
Parotid (Unilateral whole, 3D CRT)
Mean < 20
Parotid (Bilateral whole, 3D CRT, 50% risk)
Mean < 50
Pharyngeal Constrictors
Mean < 50
Larynx (Whole, Vocal dysfunction)
Dmax < 66
Larynx (Whole, Aspiration)
Mean < 50
Larynx (Whole, Edema - 2 constraints separated by comma)
Mean < 44, V50 < 27
Lung (Volumetric Constraint)
V20 < = 30
Lung (Mean Constraint for 5, 20%)
Mean < 7, Mean < 20
Esophagus (Grade 3 esophagitis)
Mean < 34
Esophagus (Grade 2; three constraints increasing V)
V35 < 50, V50 < 40, V70 < 20
Heart (Pericarditis; Mean Constraint)
Mean < 26
Heart (Pericarditis; Volumetric Constraint)
V30 < 46
Heart (Whole, long-term cardiac mortality)
V25 < 10
Liver (Whole - GTV, 0 Liver Dz)
Mean < 30-32
Liver (Whole - GTV, Child-Pugh A)
Mean < 28
Liver (SBRT, primary liver Ca; 3, 6 fractions)
Mean < 13, Mean < 18
Liver (SBRT, liver mets; 3-6 fractions)
Mean < 15, Mean < 20
Liver (SBRT, > 700 cc normal liver)
Dmax < 15
Kidney (Bilateral whole, Mean)
Mean < 15-18
Kidney (Bilateral whole; 4 volumetric constraints (lowest to highest v, separate with
commas)
V12 < 55, V20 < 32, V23 < 30, V28 < 20
Stomach (Whole Organ, ulceration)
D100 < 45
Small Bowel (Individual loops)
V15 < 120 cc
Small Bowel (Peritoneal Space)
V45 < 195 cc
Rectum (5 volumetric constraints, start with smallest V, separate with commas)
V50 < 50, V60 < 35, V65 < 30, V70 < 25, V75 < 15
Bladder (Whole organ, Bladder treatment)
Dmax < 65
Bladder (4 volumetric constraints, start with smallest V, separate with commas)
V65 < 50, V70 < 35, V75 < 25, V80 < 15
Penile Bulb (Mean Constraint)
Mean to 95% < 50
Penile Bulb (2 Volumetric constraints, largest D first)
D90 < 50, D60-70 < 70