PMC4579313_01
SBRT plan isodose line of case 1.
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fig1
A total dose of 60 Gy was delivered in 10 fractions at the center of planning target volume (PTV) using 10 MV photons (Figure 1).
PMC4579313_02
SBRT plan isodose line of case 2.
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fig2
A total dose of 50 Gy was delivered in 10 fractions at the center of PTV using 10 MV photons (Figure 2).
PMC4579313_03
Contrast-enhanced CT scan of the patient. (a) A CT scan showed the tumor as enhanced thickness of the wall at the distal ends of the left ureter before the treatment (see arrow). (b) The enhanced thickness of the ureteral wall improved 3 months after SBRT.
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fig3
A CT scan showed the tumor at the distal ends of the left ureter with no lymphatic or distant metastasis (Figure 3(a)). The size of the tumor had decreased 3 months after the treatment (Figure 3(b)).