Serial Tissue Volume (mL) Volume Max (Gy) Max Point Dose (Gy) Endpoint (Grade 3)

SINGLE-FRACTION TREATMENT
 
Optic pathway <0.2 8 10 Neuritis
Cochlea 12 Hearingloss
Brainstem <1 10 15 Cranialneuropathy
Spinal cord <0.25 10 14 Myelitis
<1.2 7
Cauda equina <5 14 16 Neuritis
Sacral plexus <3 14.4 16 Neuropathy
Esophagus <5 14.5 19 Stenosis/fistula
Ipsilateral brachial plexus <3 14.4 16 Neuropathy
Heart/pericardium <15 16 22 Pericarditis
Great vessels <10 31 37 Aneurysm
Trachea and ipsilateral bronchus <4 8.8 22 Stenosis/fistula
Skin <10 14.4 16 Ulceration
Stomach <10 13 16 Ulceration/fistula
Duodenum <5 8.8 16 Ulceration
Jejunum/ileum <5 9.8 19 Enteritis/obstruction
Colon <20 11 22 Colitis/fistula
Rectum <20 11 22 Proctitis/fistula
Bladder wall <15 8.7 22 Cystitis/fistula
Penile bulb <3 14 34 Impotence
Femoral heads (right and left) <10 14 Necrosis
Renal hilum/vascular trunk <2/3volume 10.6 Malignanthypertension
Parallel Tissue Critical Volume (mL) Critical Volume Dose Max (Gy) Endpoint (Grade 3)
Lung (right and left) 1,500 7 Basiclungfunction
Lung (right and left) 1,000 7.4 Pneumonitis
Liver 700 9.1 Basicliverfunction
Renal cortex (right and left) 200 8.4 Basicrenalfunction