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Daniel Olvera-Posada

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Recent Articles
11.
Olvera-Posada D, Welk B, McClure J, Winick-Ng J, Izawa J, Pautler S
Urology . 2017 Apr; 106:125-132. PMID: 28438629
Objective: To evaluate the impact of multiple transrectal ultrasound-guided prostate biopsies (TRUS-Bx) before radical prostatectomy (RP) on surgical outcomes. Materials And Methods: Administrative databases were used to identify all patients...
12.
Olvera-Posada D, Dayarathna T, Dion M, Alenezi H, Sener A, Denstedt J, et al.
J Endourol . 2016 Nov; 31(2):111-118. PMID: 27852120
Introduction: Partial or complete obstruction of the urinary tract is a common and challenging urological condition that may occur in patients of any age. Serum creatinine is the most commonly...
13.
Olvera-Posada D, Dion M, Alenezi H, Razvi H, Pautler S
J Endourol Case Rep . 2016 Sep; 1(1):30-2. PMID: 27579381
We present a clinical case of a 66-year-old female with a left ureteropelvic junction impacted renal calculi associated with a tortuous ureter. After a failed combined retrograde and antegrade endoscopic...
14.
Olvera-Posada D, Ali S, Dion M, Alenezi H, Denstedt J, Razvi H
Urology . 2016 Jul; 97:46-50. PMID: 27421779
Objective: To determine the natural history of residual fragments (RF) after percutaneous nephrolithotomy in long-term patient follow-up and to identify possible predictive factors for future intervention. Materials And Methods: We...
15.
Gavin C, Ali S, Tailly T, Olvera-Posada D, Alenezi H, Power N, et al.
Sci Rep . 2016 Jan; 6:19328. PMID: 26771074
Accurate determination of urinary stone composition has significant bearing on understanding pathophysiology, choosing treatment modalities and preventing recurrence. A need exists for improved methods to determine stone composition. Urine of...
16.
Olvera-Posada D, Alenezi H, Tailly T, Dion M, Denstedt J, Razvi H
J Endourol . 2016 Jan; 30(5):544-9. PMID: 26732533
Introduction: Several anatomic and clinical factors have been implicated in the failure rates of shock wave lithotripsy (SWL), including the attenuating effects of bony structures. We designed an in vitro...
17.
Tailly T, Okhunov Z, Nadeau B, Huynh M, Labadie K, Akhavein A, et al.
J Endourol . 2016 Jan; 30(5):594-601. PMID: 26728427
Background And Purpose: Several scoring systems have recently emerged to predict stone-free rate (SFR) and complications after percutaneous nephrolithotomy (PCNL). We aimed to compare the most commonly used scoring systems...
18.
Tailly T, Larish Y, Nadeau B, Violette P, Glickman L, Olvera-Posada D, et al.
J Endourol . 2015 Nov; 30(4):453-9. PMID: 26597058
Introduction And Objectives: The mineral composition of a urinary stone may influence its surgical and medical treatment. Previous attempts at identifying stone composition based on mean Hounsfield Units (HUm) have...
19.
Gonzalez-Sanchez B, Cendejas-Gomez J, Alejandro Rivera-Ramirez J, Herrera-Caceres J, Olvera-Posada D, Villeda-Sandoval C, et al.
World J Urol . 2015 Oct; 34(7):979-83. PMID: 26466844
Introduction: ED and LUTS affect a high proportion of male population. Although Hispanics are suspected to have a higher risk of experiencing LUTS, detailed information on its frequency and association...
20.
Alenezi H, Olvera-Posada D, Cadieux P, Denstedt J, Razvi H
J Endourol . 2015 Sep; 30 Suppl 1:S12-7. PMID: 26414112
Purpose: To assess the potential effect of simple renal cysts (SRC) on stone fragmentation during shockwave lithotripsy (SWL) in an in vitro model. Materials And Methods: The in vitro model...