Thang Nguyen
Epworth Radiation Oncology
Radiation Therapist

Background:

Epworth Radiation Oncology (ERO) Low Dose Rate Brachytherapy (LDR BT) program commenced January 2013, with its first volume study performed in July and Implantation in August of the same year. Epworth Radiation Oncology delivers LDR brachytherapy across 3 Epworth Healthcare Hospitals.

Purpose:

To present the logistics of ERO LDR BT program, Quality Assurance and Qualitative review of our first 100 implants using Post Implant Dosimetry.

Methods:

• Quality Assurance

• Volume Study (VS) process

• Planning process

• Implant process

• Post Implant CT and Dosimetry

• Nursing care

Results:

On review of practice, the prostate D90 will be presented to determine the dosimetric quality of our program, where an acceptable D90 using I125 be in the range of 130-180Gy on PID(1).

Conclusions:

ERO has successfully implemented and maintained its LDR BT program. Review of Post Implant Dosimetry has allowed for the on-going management of ERO’s program and has resulted in updated practices to improve patient outcomes.

References:

1. B.J. Davies, E.M. Horwtiz, W.R. Lee, et al.American Brachytherapy Society consensus guidelines for transrectal ultrasound-guided permanent prostate brachytherapy

Brachytherapy, 11 (2012), pp. 6-19


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