Publications by authors named "Martti Ala-Opas"

Aim: We combined anti-androgen therapy with radiotherapy in a first-line setting for metastatic prostate cancer aiming to cause maximal cancer-cell death to delay the emergence of castration-resistant disease.

Materials And Methods: In this non-randomized retrospective series of 46 patients, the initial median prostate-specific antigen (PSA) was 98.5 μg/l (range=6.

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Objective: The aim of the study was to compare intermittent (IAD) and continuous (CAD) androgen deprivation therapy (ADT) between locally advanced (M0) and metastatic (M1) prostate cancer, and the effect of ADT on the quality of life.

Material And Methods: In total, 852 men with advanced prostate cancer were enrolled to receive goserelin acetate for 24 weeks. Of these, 554 patients whose prostate-specific antigen (PSA) decreased to less than 10 ng/ml or by at least 50% (<20 ng/ml at baseline) were randomized to IAD or CAD.

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Background: Intermittent dosing may reduce the adverse events (AEs) of androgen-deprivation therapy (ADT).

Objective: To compare intermittent androgen deprivation (IAD) and continuous androgen deprivation (CAD) with regard to health-related quality of life (QoL).

Design, Setting, And Participants: A total of 852 men with advanced prostate cancer (PCa) were enrolled to receive goserelin acetate 3.

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Background: Patient preference for the choice of treatment modality for prostate cancer has increasingly gained attention.

Objective: To assess the impact of client-oriented decision on long-term mortality, disease progression and biochemical failure compared with standard treatment protocol (TP).

Methods: With data from a Finnish multicentre, randomized controlled trial with two arms [104 in the enhanced patient participation (EPP) arm and 106 in the TP arm], disease-specific and disease-free survival, biochemical failure with elevated prostate-specific antigen (PSA) level and disease progression were compared between the two arms using Wilcoxon test and also Cox proportional hazards regression model.

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Purpose: We conducted a randomized trial to compare intermittent and continuous androgen deprivation in patients with advanced prostate cancer. We studied time to progression, overall and prostate cancer specific survival, and time to treatment failure.

Materials And Methods: Between May 1997 and February 2003, 852 men with locally advanced or metastatic prostate cancer were enrolled to receive androgen deprivation therapy for 24 weeks.

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Introduction: Upgrading of biopsy Gleason score (GS) after radical prostatectomy (RP) to GS >or=7 is common in patients with low-grade prostate cancer in biopsy. We evaluated whether a low proportion of free PSA (%fPSA) and total PSA (tPSA) predict significant upgrading after RP.

Patients And Methods: 122 patients with biopsy GS 5 or 6 prostate cancer and a tPSA <10 ng/ml who underwent RP in our academic center were included in the study.

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Decreased risk of advanced prostate cancer has been reported among men using statins. However, the evidence on overall prostate cancer risk is conflicting. We compared the relative risk between current users and non-users of statins or other cholesterol-lowering medications in a population undergoing systematical prostate cancer screening.

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We report the first Finnish patient with carcinoma in an augmented intestinal bladder, where urine and stools are not in contact. The patient had undergone rectal bladder reconstruction at the age of 2 years because of bladder exstrophy. When the patient was aged 46 years, a 2-cm, papillar, well-differentiated adenocarcinoma was detected and removed, preserving the rectal bladder.

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Prostate cancer aggressiveness was evaluated based on pathologic characterization of cases detected in the Finnish prostate cancer screening trial. The trial population consists of 80,458 men aged 55-67 years. A total of 32,000 men were randomized to the screening arm.

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Purpose: Intermittent androgen deprivation has been proposed to prolong hormone sensitivity and improve quality of life in patients with advanced prostate cancer. The FinnProstate Study VII has been performed to identify patients who might benefit from intermittent androgen deprivation. In this interim analysis we evaluated which prognostic markers affect the initial response to androgen deprivation therapy.

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Renal cancer is a common and deadly disease that lacks curative treatments when metastatic. Here, we have used oncolytic adenoviruses, a promising developmental approach whose safety has recently been validated in clinical trials. Although preliminary clinical efficacy data exist for selected tumor types, potency has generally been less than impressive.

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Objective: To report the first results of laparoscopic radical prostatectomy (LRP) at our institution.

Material And Methods: The surgical, functional and oncological outcomes of all patients who underwent LRP at Helsinki University Central Hospital between May 2002 and May 2006 were prospectively evaluated. The first eight patients were operated transperitoneally and the next 72 extraperitoneally.

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Hormone refractory metastatic prostate cancer is a deadly disease that currently lacks curative treatments. Conditionally replicating adenoviruses (CRAds) are promising new agents against cancer due to their innate capability to cause oncolysis of tumor cells. Their antitumor effect is determined in part by their capacity for infecting cancer cells.

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Objective: To assess and compare the sexual function of patients undergoing transurethral resection of the prostate (TURP) or Nd:YAG laser treatment for lower urinary tract symptoms (LUTS) caused by obstructing benign prostatic hyperplasia (BPH).

Patients And Methods: 98 LUTS patients with urodynamically confirmed bladder outlet obstruction were recruited. Patients were randomised to TURP and laser treatment, which was further divided to contact and hybrid treatments according to prostate size.

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Objective: To evaluate the long-term results of contact laser vaporization (CLV) of the prostate and transurethral resection of the prostate (TURP) in patients with symptomatic bladder outflow obstruction (BOO) caused by benign prostatic hyperplasia (BPH) with prostates smaller than 40 ml.

Material And Methods: A total of 52 patients with lower urinary tract symptoms (LUTS) and urodynamically confirmed BOO caused by BPH with glands smaller than 40 ml were treated by means of CLV or TURP in a randomized trial. Changes in symptom score, urodynamics and prostate volume were evaluated during a 4-year follow-up period.

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Objective: In the mid-1980s, interest in parenteral estrogen therapy for prostate cancer was renewed when it was found that it influenced liver metabolism only marginally and had very few cardiovascular side-effects. In this study high-dose polyestradiol phosphate (PEP; Estradurin) was compared to combined androgen deprivation (CAD) for the treatment of patients with metastatic prostate cancer. The aim of the study was to compare anticancer efficacy and adverse events, especially cardiovascular side-effects.

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Purpose: To compare unenhanced helical computed tomography (CT) and magnetic resonance (MR) urography, by using T2-weighted and contrast material-enhanced T1-weighted imaging to examine patients with acute flank pain, with reference to excretory urography and final clinical diagnosis.

Materials And Methods: Forty-nine patients underwent CT, MR urography (with T2-weighted and gadopentetate dimeglumine-enhanced T1-weighted sequences), and excretory urography. CT and MR urographic findings were evaluated separately and independently by two radiologists each (CT, observers A and B; MR urography, observers C and D) for the presence, cause, level, and degree of obstruction.

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Purpose: Photodynamic therapy is an alternative intravesical therapy modality for superficial bladder cancer. Aminolevulinic acid (ALA) induces the production of the endogenous photosensitizer protoporphyrin IX (PpIX). We compared intravenous versus intravesical administration of ALA and established the proper timing and dose of ALA for photodynamic therapy.

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