MUPIT

Question 1

what is MUPIT

Answer 1

martinez univerisal site perineal interstitial template for treatment of prostatic, anorectal, and gynecologic malignancies

• allows for intra-cavitary and interstitial
• cylinder goes into vagina and rectum
• ‘holes’ (like prostate template) are for needles into tissue
• typically used for any vaginal disease because standard treatment only covers pear-shaped distribution (intact cervix), vault only does 1 channel, and Miami is for superficial tumor (doesn’t go as deep)

Question 2

when is gyne brachy usually performed if combined with EBRT?

Answer 2

after EBRT

Question 3

process for MUPIT insertion

Answer 3

patient is under anasthesia
needles, cylinders are inserted
patient is simmed (must be medically stable- some anesthesia has to wear off)
-plan is completed

Question 4

purpose of stopper and template cover

Answer 4

stopper stops needles from pushing into patient

template stops needles from coming out

Question 5

describe overall MUPIT procedure

Answer 5

patient under anasthesia
-catheter inserted
cylinder inserted into vagina, template on top
template sutured to patient (half hitch knots)- at least 4 knots
needles placed and tightened
template cover overlaid and screwed in
-cylinder has screw and washer to keep it immobilized
-patient is recovered
-patient is simmed
-patient is treated (awake)

Question 6

why do we use CTSim and not CBCT with MUPITs

Answer 6

to see needles, need CT Sim quality

Question 7

doctor avoids poking this structure with needle

Answer 7

bladder

Question 8

how is the motion dealt with?

Answer 8

template moves with the organ it is attached to