Brazilian study tests active surveillance for Low-Risk prostate cancer
NCT ID NCT05343936
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study follows 490 men with low-risk prostate cancer in Brazil to see how well active surveillance works. Active surveillance means closely monitoring the cancer instead of treating it right away. The goal is to learn how often the cancer changes and how many men avoid treatment over time.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Participants
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About 490 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Aug 2022
- Expected to finish
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Dec 2026
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
Brazilian men with prostate adenocarcinoma with localized and low-risk disease. They should be attending in the public healthcare system and being treated by the active surveillance protocol.
- Ages
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18 to 78 years
- Sex
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Male participants only
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Pathological diagnosis of prostate adenocarcinoma; * Prostate biopsy with at least 12 cores; * PSA less than or equal to 10 ng/ml and clinical stage cT1/cT2a; * Gleason score below or equal to 6 (3+3); * Prostate multi parametric MRI performed or planned * Availability of pathological samples Exclusion Criteria: * Clinical contraindication to prostatectomy and/or radiotherapy procedures; * Life expectancy below 10 years, according to the Charlson Comorbidity Index (ICC); * Previous treatment with hormone blockade or radical therapies. * Intraductal or cribriform histology on biopsy
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Hospital Erasto Gaertner
Curitiba, Paraná, Brazil
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Hospital Escola - UFPEL
Pelotas, Rio Grande do Sul, Brazil
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Hospital Mario Penna
Belo Horizonte, Minas Gerais, Brazil
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Hospital Moinhos de Vento
Porto Alegre, Rio Grande do Sul, 90035-000, Brazil
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Hospital Nossa Senhora da Conceição
Porto Alegre, Rio Grande do Sul, Brazil
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Hospital Obras de Caridade Irma Dulce
Salvador, Estado de Bahia, 40.415-006, Brazil
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Hospital Santa Izabel
Salvador, Estado de Bahia, 40050-410, Brazil
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Hospital Universidade Dr. Miguel Riet Corrêa Jr.
Rio Grande, Rio Grande do Sul, Brazil
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Hospital Universitario Joao de Barros Barreto
Belém, Pará, 66073-000, Brazil
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Hospital Universitario de Brasilia
Brasília, Federal District, Brazil
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Hospital Universitário Cassiano Antônio Moraes
Vitória, Espírito Santo, Brazil
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Hospital de Amor
Barretos, São Paulo, 14784-400, Brazil
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Hospital de Clinicas de Porto Alegre
Porto Alegre, Rio Grande do Sul, Brazil
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IAMSPE
São Paulo, São Paulo, Brazil
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Oncocentro Ceará
Fortaleza, Ceará, 60135-237, Brazil
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Other studies related to the condition(s) this trial covers.
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- Can a One-Week radiation course match four weeks for prostate cancer?
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- A scanner in the operating room could show surgeons exactly where prostate cancer remains