Optimized Cylindrical Diffuser Powers for Interstitial PDT Breast Cancer Treatment Planning: A Simulation Study

Table 2

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Node number	Tumor diameter (cm)	Total slices in the node	Power of the central fiber reaches up to slice	Power of the central fiber (mW/cm)	Power of surrounding fibers (mW/cm)	Target dose reaches up to volume %	Length of the surrounding diffusers (cm)	The distance (cm)
1	0.5	5	All	65	—	100	0.3999	—
2	1	10	All	70	—	100	0.7998	—
3	1.5	15	4	65	15	90	1.1998	0.4502
4	2	20	2	65	35	95	1.5997	0.6002
5	2.5	25	2	65	55	90	1.9996	0.7503
6	3	30	2	70	65	81	2.3995	0.9003
7	3.5	35	2	65	95	82	2.7994	1.0504
8	4	40	4	70	120	79	3.1994	1.2004
9	4.5	45	2	75	175	81	3.5993	1.3505
10	5	50	2	80	215	79	3.9992	1.5005