AROI-ESTRO GYN Teaching Course

EXAMPLE: Calculation of EQD2 for HDR 1 fraction of 7Gy

• D: total dose • d: fractional dose • Tumor  / 10 • Late morbidity  / 3



  2 d dn





EQD

2









10 7

Tumour

EQD

Gy

Gy



7





10

2

2



3

 

Gy 37

EQD

Gy



7





14

Organ at risk

2

2

3