TRUS/MRI ?? ?? ??(Biopsy)? ?? ?? ??? ??

?? ?? ???(Tongji Univ.) ?? ? 10 ???? ???? ??? ??? ??? ?? ?? ?? ???? ??? ??? ????.

????:

• ????? ?????? ???, ???(grayscale) TRUS ?? ????? ??? ??? ? ????.
  
• MRI? ????(PCa) ?? ? ???? ???, MRI ?? ??? ???? ??? ?? ?? ??? ????.
  
• TRUS/MRI iFusion ??? ??? ?? ??? ??? PCa? ?? ???? ???? ? ????.
  

Case Description

??? ???? ??(PSA 7.9ng/ml) ??? ?? 72?? ??? ???? ?? ? 10 ???? ??? ??? ???? ??? ?????. ??? ???(TRUS: Transrectal Ultrasound) ??? ??? multi-parameter MRI? ??? ??? ??? ????.:?

?

Multi-parameter MRI ??:?

1. ??? ?? ??? ?? ?? (PI-RADS classification 4).
2. ??? ??? ???? ??? ??? ???.
   

TRUS ?? (figure 1):?

1. ??? ??? ???? ??? ??? ???.
2. ? ??? ???? ?? ??(heterogeneous) ??? echotexture.

?? ? ?? ??: ??? ??? ???? ????? ??? ??? ? ??? ???, ??? TRUS/MRI ?? ???? ??? ?? ??? 12-point systemic needle ?? ??? ???? ?????.

?

TRUS/MRI ?? ?? ?? ??:

Step 1:???? MRI sequence(Figure 2) ?? ? Resona 9? ??? ??? ??? ??? ??? import ?????.

Step 2:??????? iFusion ?????? ???? TRUS/MRI ???? ?? ? ??(Figure 3) ?? ?? ???(Figure 4).

Step 3:???? ??? ???? ?? ???? ??? ?? MRI ??(Figure 5)? ???? ??? ?? ???(CEUS)? ??????.

Step 4:?TRUS/MRI ?? ??? 12 points systemic needle ????? ??? ? ???? ??? 3??? ??? ??? ?? ????? ???????.

??:??? 12?? systemic puncture?? ?? ?? ??? ???? ?? ?????. 3?? ?? puncture? ????? ????? ???????.

Discussion and reflection

??? ?? ??(PSA)? ??? TRUS ?? ??? ????(PCa) ??? ??? ??? ?????. ?? ?? hypoechoic ??? PCa? ???? ????, ?? PCa?? ??? ??? ??? ??? ? isoechoic ??? ?????? ??? ??? ?? ? ?? ? ?? ?????.^[1] ? ?? PSA? ?????, TRUS ????? ????? ??? ???? ?????.

?

Systemic ??? ?? ?? ?? ?? ? ?????. ?? ??? ??? ????? ??? ???? ?? ??? ????? ???? ?? ? ????? ??? ???? ? ?? ????. Multi parameter MRI? PCa ??? ???? ???? ??? MRI ?? ??? ???? ??? ?? ???. Resona 9?? ?????? iFusion ?????? MRI ?????? ??? ??? ??? ??? ???? ?????. ?? ??? ??? bi-plain TRUS/MRI ??? ???? ???? ?? ??? ???? ?????.^[2]

?

? ????? MRI? ?? ???? ??? ??? ? ???, iFusion navigation? ???? ?? plain? ?? ??? ???? ??? ?????. CEUS ??? ?? ?? ?? ??? ????? ?? ??? ??? ??? ?? ??? ??????. ?? 12-point ??? ??? ?? ??? ?? ??, ?? ?? ? ????? PCa? ?? ??? ?????. ? ??? bi-plain TRUS/MRI ?? ?? ??? ?? ???? ?? ??? ???? ?? ???? ?????? ??? ??? ???? ???? ????.

??:
1. HUANG Haiming, XU Haiyan, CHEN Yane, ZHANG Zhongxin. Application value of guided prostate puncture under ultrasonic magnetic resonance. JOURNAL OF MINIMALLY INVASIVE UROLOGY, 2021, 10(1): 50-54.

2.Moore CM, Robertson NL, Arsanious N, et al. Image-guided prostate biopsy using magnetic resonance imaging-derived targets: a systematic review. Eur Urol. 2013. 63(1): 125-140.