Authors: Fizazi K et al, ASCO 2010 Abstract: LBA4507 Reviewed by: Dr. Lori Wood
El valor de la experiencia en el nuevo entorno del CPRC · Fizazi K, Ann Oncol 2015 Crawford DE, J...
Transcript of El valor de la experiencia en el nuevo entorno del CPRC · Fizazi K, Ann Oncol 2015 Crawford DE, J...
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El valor de la experiencia en el nuevo entorno del CPRC
Daniel Castellano
Oncología Médica. Unidad de Tumores GenitoUrinarios
Hospital Universitario 12 de Octubre
I + 12 Research Institute
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Overview of treatment strategies for
mCSPC and CRPC
Docetaxel or
Cabzaitaxel?
Docetaxel Abiraterone [A] Enzalutamide [A]
1st -
line
Sipuleucel-T [P3]† Abiraterone [A] Enzalutamide [A] Cabazitaxel [A]
Po
st
-do
c
Post-abirateronePost-docetaxel
& abiraterone
Post-docetaxel
& enzalutamide
Docetaxel [EP] Enzalutamide [EP] Cabazitaxel [EP] Abiraterone [A]
Su
bse
qu
e
nt lin
es
Patients with mCRPCmCRPC + bone mets
BP
s ±
sta
nd
ard
an
tic
an
cer
the
rap
y [
A]
Dm
ab
* ±
sta
nd
ard
an
tic
an
cer
the
rap
y [
A]
Ra
diu
m-2
23‡
[A]
Antiresorptive bone-targeting agent (dmab)
Antiresorptive bone-targeting agent (BP)
mCSPC
Docetaxel [A] Apalutamida Abiraterone [A] Enzalutamide [A]
nmCRPC
Docetaxel ? Apalutamida Darolutamida [A] Enzalutamide [A]
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DYNAMIC PROGRESSION OF PROSTATE CANCER
Treatment Options
Localized disease
Local treatment
Non metastatic
relapsed
Metastatic relapsed
Hormone-Naive
Non Metastatic
Castration resistant
Metastatic castration
resistant
Metastatic disease
Hormone-Naive
Abi-Enza-
DOX-CBZ-
Radium-Sipuleucel
Zoled-Denos
27-53%
10-
20%
5-10%
33% in 2 years
Fizazi K, Ann Oncol 2015
Crawford DE, J Urol 2014
Median time to
metastases 8-10y1-3 y
10-15%Abiraterona
Docetaxel
Enzalutamida
Apalutamida
Abiraterona
Docetaxel
Apalutamida
Enzalutamida
Darolutamida
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Docetaxel (TAX-327)
Dox vs Caba (FIRSTANA) Cabazitaxel (TROPIC)
Cabazitaxel (PROSELICA)
Docetaxel + ADT (CHAARTED)
Docetaxel + ADT (STAMPEDE)
Localiz. High risk PC
RT + ADT + Docetaxel
(RTOG-0521)
Landscape of Systemic
Treatment in Prostate Cancer
Apalutamide
Enzalutamide
Darolutamide
Abiraterone
Enzalutamide
Apalutamide
Abiraterone
Enzalutamide
Apalutamide ?
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A phase III protocol of androgen suppression and radiotherapy vs AS and RT followed by chemotherapy with docetaxel and prednisone for localized, high-risk prostate cancer
<br />(NRG Oncology/RTOG 0521)
Presented By Howard Sandler at 2015 ASCO Annual Meeting
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Slide 3
Presented By Howard Sandler at 2015 ASCO Annual Meeting
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Rosenthal et al J Clin Oncol. 2019 Mar 12:JCO1802158
Median follow-up 5,7 years
Four years OS rate: 89% RT+ADT vs 93% RT+ADT+ DTX
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high-risk nmCRPC
Median Overall Survival in nmCRPC is 2,5 years.
PSA DT=8-10 months has a higher risk of death
There are no approved drugs in this setting
MFS is a reasonable endpoint.
SPARTAN
Apalutamide
PROSPER
Enzalutamide
ARAMIS
Darolutamide
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Smith MR, et al. J Clin Oncol, 2005
At 1 year of randomization= 50% of patients presented bone metastases or died
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Small E, et al. Presented at ASCO GU 2018. Abstract#161 Smith MR, NEJM 2018
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Small E, et al. Presented at ASCO GU 2018. Abstract#161 Smith MR, NEJM 2018
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Small E, et al. Presented at ASCO GU 2018. Abstract#161 Smith MR, NEJM 2018
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Small E, et al. Presented at ASCO GU 2018. Abstract#161 Smith MR, NEJM 2018
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Small E, et al. Presented at ASCO GU 2018. Abstract#161Smith MR, NEJM 2018
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Small E, et al. Presented at ASCO GU 2018. Abstract#161Smith MR, NEJM 2018
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PROSPER Study Design
Presented By Maha Hussain at 2018 Genitourinary Cancers Symposium: Translating Evidence to Multidisciplinary Care
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Hussain M, et al. Presented at ASCO GU, 2018. Abstract#3
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Hussain M, et al. Presented at ASCO GU, 2018. Abstract#3
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Hussain M, et al. Presented at ASCO GU, 2018. Abstract#3
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Hussain M, et al. Presented at ASCO GU, 2018. Abstract#3
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ARAMIS: Efficacy and safety of darolutamide in nonmetastatic castration-resistant prostate cancer
Presented By Karim Fizazi at 2019 Genitourinary Cancers Symposium
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ARAMIS trial design
Presented By Karim Fizazi at 2019 Genitourinary Cancers Symposium
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Baseline patient characteristics
Presented By Karim Fizazi at 2019 Genitourinary Cancers Symposium
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Primary endpoint: Metastasis-free survival<br />59% risk reduction of distant metastases or death
Presented By Karim Fizazi at 2019 Genitourinary Cancers Symposium
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MFS benefit was consistent across subgroups
Presented By Karim Fizazi at 2019 Genitourinary Cancers Symposium
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Secondary endpoint: Overall survival<br />29% risk reduction of death
Presented By Karim Fizazi at 2019 Genitourinary Cancers Symposium
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TEAEs of interest
Presented By Karim Fizazi at 2019 Genitourinary Cancers Symposium
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Robinson, D. et al. Cell 161, 1215–1228 (2015).
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Necesitamos saber qué mecanismos están conduciendo la resistencia
Mechanism of resistance
PTEN mut
AR gainAR mutant/ AR sv
Neuroendocrine differentiationDNA repair deficient tumors
Other mechanisms
Tissue biopsyPlasma DNA
CTCs
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Genetic evolution in Prostate Cancer
Rising PSANo visible metastasis
MetastaticDisease
Invasive disease
Pre-invasive disease (PIN)
No disease
Prevention of the disease
Prevention of invasion
Local treatment (RP or RT) or observation(only selected
pts)
“Prevention” of evident metastatic
disease
Systemic treatment (ADT, HT,
CT)
InflammationOxidative Stress
Telomere shortening
Senescence Castrationresistance
Myc TMPRSS2-ERG
PTEN inactivation
ERK/MAPK activationP53 inactivationRb inactivation
EZH2,P53, Rb inactivation
Systemic treatment (HO + CT) New targeted therapies + IO therapy
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Conclusiones
• El tratamiento sistémico tiene un papel relevante en el tratamiento del CP en diferentes etapas de la enfermedad.
• Mantiene su eficacia en pacientes “HO-naive” y “HO-refractarios” .
• El momento exacto de administración está condicionado por factores pronósticos adversos clínicos y bioquímicos.
• Faltan biomarcadores que nos faciliten la identificación de cual es la mejor terapia en cada momento.
• El tratamiento cada vez más temprano de la enfermedad está complicando la toma de decisiones en una secuencia terapéutica futura.
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Back-up
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Caso clínico
• Varón de 72 años
• 2000. Diagnóstico: Adenocarcinoma de próstata pT3N0M0- Prostatectomía radical
• 2008. Elevación PSA -Inicia bloqueo hormonal.
• Marzo 2010 PSA 6,23
• Julio 2010 PSA 12,13.
• Abril 2012 TAC Adenopatía obturatriz de 9,6 mm.
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Opciones
• Radioterapia de rescate
• Apalutamida
• Observación
• Docetaxel
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Caso clínico continuación
• Radioterapia desde 19/10/2012 a 11/12/2012 sobre lecho de prostatectomia y adenopatía en iliaca interna derecha (70Gy)
• Continua seguimiento
• Marzo 2014. Nueva adenopatía retroperitoneal de 18mm x 15mm
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Opciones
• Abiraterona
• Observación
• Apalutamida
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Marzo 2014 Agosto 2014
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Marzo 2014 Marzo 2018