Publications by authors named "Mehdi Kardoust-Parizi"

Background And Objective: Radical cystectomy (RC) is the standard treatment for muscle-invasive bladder cancer (MIBC). It is highly invasive and associated with perioperative risks, while bladder-preserving trimodality therapy (TMT) offers a less invasive alternative with preferable quality of life for selected patients. We aimed to compare oncological outcomes of TMT and RC in MIBC patients, and evaluate TMT-specific outcomes.

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Background: Androgen-receptor signaling inhibitors (ARSIs) significantly improve survival in systemic therapy for advanced/metastatic prostate cancer (PCa) patients; however possible central nervous system (CNS) toxicity is an unaddressed concern. We aimed to assess and compare the incidence of CNS-related adverse events (AEs) secondary to the treatment of PCa patients with different ARSIs.

Materials: In August 2023, a comprehensive seach was conducted in three databases for randomized controlled trials (RCTs) of PCa patients receiving ARSIs plus ADT.

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Article Synopsis
  • Immune checkpoint inhibitors (ICI) and tyrosine kinase inhibitors (TKI) are standard treatments for advanced renal cell carcinoma, but the impact of other medications taken alongside these treatments is uncertain.
  • A review of 22 studies involving over 16,000 patients found that certain concomitant medications like proton pump inhibitors and antibiotics negatively affect overall survival when taken with ICIs, while statins, renin-angiotensin system inhibitors, and beta-blockers improve survival when combined with TKIs.
  • Clinicians should evaluate patients' baseline medications before starting systemic therapy for metastatic RCC, as some drugs can either reduce or enhance the effectiveness of cancer treatments.
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Background And Objective: While active surveillance (AS) is an alternative to surgical interventions in patients with small renal masses (SRMs), evidence regarding its oncological efficacy is still debated. We aimed to evaluate oncological outcomes for patients with SRMs who underwent AS in comparison to surgical interventions.

Methods: In April 2024, PubMed, Scopus, and Web of Science were queried for comparative studies evaluating AS in patients with SRMs (PROSPERO: CRD42024530299).

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Background And Objective: Although prostate magnetic resonance imaging (MRI) is increasingly used to diagnose and stage prostate cancer (PCa), the biologic and clinical significance of MRI visibility of the disease is unclear. Our aim was to examine the existing knowledge regarding the molecular correlates of MRI visibility of PCa.

Methods: The PubMed, Scopus, and Web of Science databases were queried through November 2023.

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Adrenocortical carcinoma (ACC) is a rare and aggressive malignancy with a high recurrence rate after surgical therapy with curative intent. Adjuvant radiotherapy (RT) and mitotane therapy have been proposed as options following the adrenalectomy. However, the efficacy of adjuvant RT or mitotane therapy remains controversial.

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Purpose: Recent advancements in the management of biochemical recurrence (BCR) following local treatment for prostate cancer (PCa), including the use of androgen receptor signaling inhibitors (ARSIs), have broadened the spectrum of therapeutic options. We aimed to compare salvage therapies in patients with BCR after definitive local treatment for clinically non-metastatic PCa with curative intent.

Methods: In October 2023, we queried PubMed, Scopus, and Web of Science databases to identify randomized controlled trials (RCTs) and prospective studies reporting data on the efficacy of salvage therapies in PCa patients with BCR after radical prostatectomy (RP) or radiation therapy (RT).

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Background: Androgen-receptor pathway inhibitors (ARPIs) have dramatically changed the management of advanced/metastatic prostate cancer (PCa). However, their cardiovascular toxicity remains to be clarified.

Objective: To analyze and compare the risks of cardiovascular events secondary to treatment of PCa patients with different ARPIs.

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Article Synopsis
  • Radical nephroureterectomy (RNU) is the main treatment for high-risk upper tract urothelial cancer (UTUC), but the best technique for reducing intravesical recurrence (IVR) remains uncertain.
  • A systematic review of 31 studies found that early ligation of the ureter and intravesical bladder cuff removal significantly reduce IVR rates, while laparoscopic RNU is associated with higher rates of IVR compared to open RNU.
  • The study suggests that open RNU with early ureter ligation and intravesical cuff removal may provide better outcomes, but further research is needed to determine the best surgical approach, particularly with post-operative chemotherapy.
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Intravesical chemotherapy is the standard of care in intermediate-risk non-muscleinvasive bladder cancer (NMIBC). Different agents are used across the world based on availability, cost, and practice patterns. Epirubicin (EPI), one of these agents, has been used by many centers over many decades.

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Introduction: We evaluate the predictive and prognostic value of insulin-like growth factor-I (IGF-1), IGF binding protein-2 (IGFBP-2) and -3 (IGFBP-3) in patients treated with radical nephroureterectomy (RNU) for upper tract urothelial carcinoma (UTUC).

Methods: This is a retrospective analysis of a multi-institutional database comprising 753 patients who underwent RNU for UTUC and had a preoperative plasma available. Logistic and Cox regression analyses were performed.

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Background: To prevent infectious complications after transrectal ultrasound-guided prostate biopsy (TRUS-PB), some studies have investigated the efficacy of rectal disinfection using povidone-iodine (PI) and antibiotic prophylaxis (AP).

Objective: To summarize available data and compare the efficacy of rectal disinfection using PI with non-PI methods prior to TRUS-PB.

Evidence Acquisition: Three databases were queried through November 2023 for randomized controlled trials (RCTs) analyzing patients who underwent TRUS-PB.

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Context: It remains unclear to what extent the therapy of the primary local tumor, such as radical prostatectomy (RP) and radiation therapy (RT), improves overall survival in patients with low-volume metastatic hormone-sensitive prostate cancer (mHSPC). However, data suggest a benefit of these therapies in preventing local events secondary to local tumor progression.

Objective: To evaluate the efficacy of adding local therapy (RP or RT) to systemic therapies, including androgen deprivation therapy, docetaxel, and/or androgen receptor axis-targeted agents, in preventing local events in mHSPC patients compared with systemic therapy alone (ie, without RT of the prostate or RP).

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As the number of cancer survivors increases, so does the demand for preserving male fertility after radiation. It is important for healthcare providers to understand the pathophysiology of radiation-induced testicular injury, the techniques of fertility preservation both before and during radiation, and their role in counseling patients on the risks to their fertility and the means of mitigating these risks. Impaired spermatogenesis is a known testicular toxicity of radiation in both the acute and the late settings, as rapidly dividing spermatogonial germ cells are exquisitely sensitive to irradiation.

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To evaluate the oncological outcomes and safety of primary retroperitoneal lymph node dissection (RPLND) in patients with clinical stage (CS) II seminomatous testicular germ cell tumor (TGCT). A literature search using PubMed, Scopus, and Cochrane Library was conducted on July 2023 to identify relevant studies according to the Preferred Reporting Items for Systematic Review and Meta Analysis (PRISMA) guidelines. The pooled recurrence rate and treatment-related complications were calculated using a random effects model.

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Context: Active surveillance (AS) is a standard of care for patients with low-risk and selected intermediate-risk prostate cancer (PCa). Nevertheless, there is a lack of summary evidence on how to impact disease trajectory during AS.

Objective: To assess which interventions prevent PCa progression effectively during AS.

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Non-metastatic upper urinary tract carcinoma (UTUC) is a comparatively rare condition, typically managed with either kidney-sparing surgery (KSS) or radical nephroureterectomy (RNU). Irrespective of the chosen therapeutic modality, patients with UTUC remain at risk of recurrence in the bladder; in patients treated with KSS, the risk of recurrence is high in the remnant ipsilateral upper tract system but there is a low but existent risk in the contralateral system as well as in the chest and in the abdomen/pelvis. For patients treated with RNU for high-risk UTUC, the risk of recurrence in the chest, abdomen, and pelvis, as well as the contralateral UT, depends on the tumor stage, grade, and nodal status.

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Article Synopsis
  • - The objective of the study was to evaluate the effectiveness of the digital rectal examination (DRE) in detecting prostate cancer, alongside prostate-specific antigen (PSA) tests, as there is limited evidence supporting DRE's role in early detection of the disease.
  • - The meta-analysis included data from eight studies with nearly 86,000 participants, showing that both DRE and PSA have similar positive predictive values (PPV) of around 21-22%, but PSA outperformed DRE in terms of cancer detection rates (CDR).
  • - The findings suggest that DRE does not add any significant benefit when used with PSA, as their combined screening did not yield better results for either PPV or CDR compared to PSA
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Immunotherapy has revolutionized the treatment paradigm of many cancers, however, its effectiveness in prostate cancer patients is still under question. In the present systematic review and meta-analysis, we sought for assessing the efficacy and safety of Immune checkpoint inhibitors (ICIs) in patients with prostate cancer. PubMed, Scopus, Web of Science, and EMBASE databases were searched on Aguste 19, 2022.

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Article Synopsis
  • The study aimed to determine the best treatment options for patients with advanced urothelial carcinoma (UC) based on different metastatic sites.
  • A network meta-analysis of 26 trials involving 9,082 patients revealed that immune-oncology treatments like Durvalumab, Pembrolizumab, and Atezolizumab significantly improved overall survival compared to chemotherapy in various metastatic scenarios.
  • Further research is necessary to optimize treatment strategies and enhance patient outcomes regarding metastatic organotropism response.
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To identify risk factors for upper urinary tract recurrence (UUTR) in patients treated with radical cystectomy (RC) for urothelial bladder carcinoma (UBC). The PubMed, Web of Science, and Cochrane Library were searched on March 2022 to identify relevant studies according to the Preferred Reporting Items for Systematic Review (PRISMA) statement. We included studies that provided multivariate logistic regression analyses.

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Background: Hemorrhagic cystitis (HC) is an important adverse event experienced after hematopoietic stem cell transplantation (HSCT). Severe HC could lead to significant morbidity, prolonged hospitalization with increased health-care costs, and may cause considerable mortality.

Objectives: In order to investigate the influence of different contributing factors other than BK viruria on HC occurrence in a homogenous population, we retrospectively analyzed the potential risk factors.

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Objective: The Dietary Approaches to Stop Hypertension (DASH) diet is rich in recommended foods that are inversely associated with bladder cancer (BC) risk. The main objective of this study was to investigate the association between adherence to DASH diet and the risk of BC among Iranian adults.

Method: This study included 103 BC cases and 200 controls.

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