2017_IGRT course book

Offline decision making soft tissue matching Prostate +/- Seminal Vesicles only

NB All operators must have completed competency assessment (S-WB-019) to carry out prostate soft tissue matching. It may be necessary for clinical lead or urology clinician to review imaging offline.

Review rectum and bladder status

Discuss with patient and check correct used of rectal preparation (as per J-CH-059). Record rectal status on S-RT- 083-02.

Is rectum ≥50% different from planning scan? (see example Figure 1)

YES

NO

Record ‘Rectal status ‘good ’ on log S-RT-083-02

YES

Encourage hydration and record ‘under-filled bladder’ on XVI log S-RT-083-02.

Is bladder under- filled?

NO

Figure 1 : Planning scan (top) showing large gas filled rectum. CBCT (bottom) showing smaller, stool filled rectum on treatment (~50% smaller).

Record ‘Bladder status good ’ on XVI log S- RT-083-02

Courtesy of Steven Landeg, RMH