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Editorial

Referring to the article published on pp. 986

997 of this issue

One Strategy Does Not Fit All: The Era of Personalised Medicine for

the Treatment of Male Lower Urinary Tract Symptoms Is upon Us

Rebecca L. Tregunna

a , * , Paul Cathcart b , Matthew F. Bultitude b

[1_TD$DIFF]

a

Department of Urology, Heart of England NHS Foundation Trust, Birmingham, UK;

b

Urology Centre, Guy's and St Thomas

NHS Foundation Trust,

London, UK

In this month's issue of

European Urology

, Magistro et al

[1]

report on the latest literature in a narrative review of

emerging minimally invasive treatment (MIT) options for

male lower urinary tract symptoms (LUTS). They discuss

four different novel techniques for the management of male

LUTS, namely, intraprostatic injectables, mechanical

devices including prostatic urethral lift (PUL), prostatic

artery embolisation (PAE), and new techniques for tissue

ablation. Many readers are likely to have heard about, but

not performed, these novel techniques, and thus this article

provides a timely update on a rapidly advancing field.

The literature on male LUTS is littered with new and

hopeful techniques that promise much but often fail to

embed themselves into day-to-day urological practice.

Transurethral microwave therapy, needle ablation, and

prostatic stents, while all recommended by the European

Association of Urology guidelines, have been consigned

largely to the history books, and so the question remains:

Will these new techniques described stand the test of time?

Of these, the evidence base is greatest for PUL

more

commonly known as the Urolift, which has acquired

regulatory approval for use in several countries including

the USA, Australia, and many countries in Europe. Data from

a number of randomised controlled trials have demonstrat-

ed that the technique is able to significantly improve male

LUTS. In comparison with transurethral resection of the

prostate (TURP), Urolift would appear inferior in terms of

improvement in International Prostate Symptom Score

(IPSS), Qmax, and reduction in postvoid residual

arguably

the most important outcomes required for men with LUTS

[2] .

On the contrary, Urolift can be a day-case procedure

performed under local anaesthetic with the benefit that it

has minimal impact on ejaculatory function

a well-known

complication of TURP. There is no doubt that for some men,

deterioration in sexual function significantly impacts

quality of life, and as such, Urolift would appear advanta-

geous compared with TURP for a select population of men

with LUTS.

The evidence base for the other MITs discussed in the

review is limited. The initial enthusiasm for intraprostatic

injectables has unfortunately not come to fruition. Neither

botulinum neurotoxin A nor NX-1207 has been shown to be

of benefit over placebo, while initial success (61% improve-

ment in Qmax) with PRX302

a highly toxic pore-forming

protein that causes cell death by generating pores within

the plasma membrane

has been demonstrated to have at

best modest efficacy in a larger phase 3 study (1.02 point

benefit in IPSS vs control)

[3] .

In comparison, ablation of prostate tissue using an

image-guided robotic waterjet, a system known as Aqua-

beam, potentially offers a realistic alternative to TURP,

although the data evaluating this technique are very much

in their infancy

a finding that appears not to be highlighted

in the current review. Data presented at the American

Urological Association this year have demonstrated that

aquablation, when tested against TURP in a randomised,

blinded, multicentre phase 3 study, was as effective as TURP,

removing a similar volume of prostate tissue, while tissue

removal time was significantly shorter

[4] .

If more data

were to confirm this, aquablation could really change the

management of male LUTS as the procedure is less operator

dependent than TURP and without a significant learning

E U R O P E A N U R O L O GY 7 2 ( 2 0 17 ) 9 9 8 9 9 9

available at

www.scienced irect.com

journal homepage:

www.europeanurology.com

DOI of original article:

http://dx.doi.org/10.1016/j.eururo.2017.07.005 .

* Corresponding author. Department of Urology, Heartlands Hospital, Bordesley Green, Birmingham B9 5SS, UK. Tel. +44 0 121 424 2000;

Fax: +44 0121 424 2200.

E-mail address:

Rebecca.tregunna@doctors.org.uk

(R.L. Tregunna).

http://dx.doi.org/10.1016/j.eururo.2017.07.042

0302-2838/© 2017 European Association of Urology. Published by Elsevier B.V. All rights reserved.