From: Robotic radiosurgery versus micro-multileaf collimator: a dosimetric comparison for large or critically located arteriovenous malformations
Organ at risk
Maximum dose (Gy), three fractions regimen
Maximum dose (Gy), four fractions regimen
Brainstem
7.23
6.5
Optic chiasm
6
Optic nerves
Optic tracts
Lenses
0.5
Eyeballs
2
Pituitary
5.5