Table 2.

The dosimetric comparison of OARs between three schemes for three case studies. In each cell, the data are listed in the order of schemes “gold standard” 3D/4D(tracking)/3D with IM.

		Simulated lung case	Lung patient	Pancreas patient
Lung	V20(%)	9.6/10.6/13.7	13.3/12.7/18.1	—
Liver	Dmean(Gy)	3.1/2.5/5.5	—	3.2/3.8/3.5
Spinal cord	Dnear-max(Gy)	7.7/8.0/10.0	12.5/11.8/11.0	12.8/13.1/16.3
Esophagus	V5(%)	51.2/42.9/59.2	53.0/47.9/49.8	—
Heart	Dmean(Gy)	8.2/9.0/8.4	7.1/5.9/8.7	—
Small bowel	D35(Gy)	—	–	8.3/7.8/11.2
Left kidney	D50(Gy)	—	—	8.2/8.0/8.4
Right kidney	D50(Gy)	—	—	10.8/10.5/11.1