From: Apparent diffusion coefficient as an effective index for the therapeutic efficiency of brain chemoradiotherapy for brain metastases from lung cancer
Treatment
The maximum diameters of tumors (cm)
ADC values (10−3 mm2/s)
One week before treatment
2.78 ± 0.15
1.07 ± 0.29
One treatment cycle
2.69 ± 0.14
1.21 ± 0.29**
Two treatment cycles
2.24 ± 0.13**
1.16 ± 0.32*