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Sigurður Guðjónsson - Associate Professor

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Heilbrigðisvísindasvið

Sigurður Guðjónsson

Associate Professor

Location
LSH - Hringbraut
Phone
8248180
Email
sigurdurg [at] hi.is

Unit
Faculty of Medicine

Published works

2022

Transition from open to robotically assisted approach on radical prostatectomies in Iceland. A nationwide, population-based studyScandinavian Journal of Urology

2020

Reply to Alireza Ghoreifi and Hooman Djaladat's Letter to the Editor re: Fredrik Liedberg, Petter Kollberg, Marie Allerbo, et al. Preventing Parastomal Hernia After Ileal Conduit by the Use of a Prophylactic Mesh: A Randomised Study. Eur Urol. In press. https://doi.org/10.1016/j.eururo.2020.07.033.European urology
Clinical markers of morbidity, mortality and survival in bladder cancer patients treated with radical cystectomy. A systematic review.Scandinavian journal of urology
Preventing Parastomal Hernia After Ileal Conduit by the Use of a Prophylactic Mesh: A Randomised Study.European urology

2019

Reply to Francesco Montorsi and Giorgio Gandaglia's Letter to the Editor re: Georg Jancke, Firas Aljabery, Sigurdur Gudjonsson, et al. Port-site Metastases After Robot-assisted Radical Cystectomy: Is There a Publication Bias? Eur Urol 2018;73:641–2European Urology
Reducing recurrence in non-muscle-invasive bladder cancer by systematically implementing guideline-based recommendations: effect of a prospective intervention in primary bladder cancer patients.Scandinavian journal of urology
Editorial comment on: The role of continuous saline bladder irrigation after transurethral resection in patients with high-grade non-muscle-invasive bladder cancer.Scandinavian journal of urology
Progress towards a Nordic standard for the investigation of hematuria: 2019.Scandinavian journal of urology

2017

Long-term third-party assessment of results after continent cutaneous diversion with Lundiana pouch.BJU international
[18F]Fluorodeoxyglucose-positron emission tomography/computed tomography response evaluation can predict histological response at surgery after induction chemotherapy for oligometastatic bladder cancer.Scandinavian journal of urology
Circulating tumor cells in patients with advanced urothelial carcinoma of the bladder: Association with tumor stage, lymph node metastases, FDG-PET findings, and survival.Urologic oncology
Port-site Metastases After Robot-assisted Radical Cystectomy: Is There a Publication Bias?European urology

2016

Long-term functional outcomes after radical cystectomy with ileal bladder substitute: does the definition of continence matter?Scandinavian journal of urology
Fast-track access to urologic care for patients with macroscopic haematuria is efficient and cost-effective: results from a prospective intervention study.British journal of cancer
Clear Cell Adenocarcinoma of the Female Urethra: Four Case Presentations of a Clinical and Pathological Entity Requiring Radical Surgery.Urologia internationalis

2015

A Molecular Pathologic Framework for Risk Stratification of Stage T1 Urothelial Carcinoma.European urology
Does Incision Length Matter? Robotic Assisted Extracorporeal Urinary Diversion via Mini-laparotomy Using the Alexis O-ring RetractorEuropean Urology
A major population of mucosal memory CD4(+) T cells, coexpressing IL-18R alpha and DR3, display innate lymphocyte functionalityMucosal Immunology
A Plea for Uniform Terminology for Patients with Urothelial Carcinoma Treated with Chemotherapy Prior to Radical Cystectomy: Induction Versus Neoadjuvant ChemotherapyEuropean urology
F-18 Fluorodeoxyglucose - positron emission tomography/computed tomography improves staging in patients with high-risk muscle-invasive bladder cancer scheduled for radical cystectomyScandinavian Journal of Urology
Transurethral Bladder Tumor Resection Can Cause Seeding of Cancer Cells into the BloodstreamJournal of Urology
Simplified intraoperative sentinel-node detection performed by the urologist accurately determines lymph-node stage in prostate cancerScandinavian Journal of Urology
Systematic Review and Individual Patient Data Meta-analysis of Randomized Trials Comparing a Single Immediate Instillation of Chemotherapy After Transurethral Resection with Transurethral Resection Alone in Patients with Stage pTa-pT1 Urothelial Carcinoma of the Bladder: Which Patients Benefit from the Instillation?European urology

2014

Infiltration of CD3(+) and CD68(+) cells in bladder cancer is subtype specific and affects the outcome of patients with muscle-invasive tumorsUrologic Oncology-Seminars and Original Investigations

2013

TRANSURETHRAL RESECTION OF BLADDER TUMOUR (TURBT) CAUSES SEEDING OF CANCER CELLS INTO PATIENT BLOOD STREAMJournal of Urology
ICUD-EAU International Consultation on Bladder Cancer 2012: Non-Muscle-Invasive Urothelial Carcinoma of the BladderEuropean Urology
ICUD-EAU International Consultation on Bladder Cancer 2012: Urinary DiversionEuropean Urology
IRF4 Transcription-Factor-Dependent CD103(+)CD11b(+) Dendritic Cells Drive Mucosal T Helper 17 Cell DifferentiationImmunity
Preoperative staging of locally advanced bladder cancer before radical cystectomy using 3 tesla magnetic resonance imaging with a standardized protocolScandinavian Journal of Urology
Resident and pro-inflammatory macrophages in the colon represent alternative context-dependent fates of the same Ly6C(hi) monocyte precursorsMucosal Immunology
Toward a Molecular Pathologic Classification of Urothelial CarcinomaAmerican Journal of Pathology
Urinary continence after radical cystectomy with orthotopic bladder substitution - experience from department of urology at Skane University Hospital, Malmo, SwedenScandinavian Journal of Urology

2012

The Importance of Being Grade 3: WHO 1999 Versus WHO 2004 Pathologic GradingEuropean Urology
A Molecular Taxonomy for Urothelial CarcinomaClinical Cancer Research
Dendritic cell expression of IRF4 is critical for intestinal CD103(+)CD11b(+) DCs survival and mucosal Th17 cell developmentImmunology
The value of bladder mapping and prostatic urethra biopsies for detection of carcinoma in situ (CIS)Bju International
DNA methylation analyses of urothelial carcinoma reveal distinct epigenetic subtypes and an association between gene copy number and methylation statusEpigenetics
Integrated Genomic and Gene Expression Profiling Identifies Two Major Genomic Circuits in Urothelial CarcinomaPlos One
LONG-TERM FOLLOW-UP OF RENAL FUNCTION AFTER CONTINENT CUTANEOUS DIVERSION AM LUNDIANAJournal of Urology

2011

Re: Willem Oosterlinck, Richard Sylvester, Marco Babjuk, et al. Should All Patients Receive an Immediate Chemotherapeutic Drug Instillation After Resection of Papillary Bladder Tumors? Eur Urol 2011;59:374-6European Urology
A Systematic Study of Gene Mutations in Urothelial Carcinoma; Inactivating Mutations in TSC2 and PIK3R1Plos One
Can tissue microarray-based analysis of protein expression predict recurrence of stage Ta bladder cancer?Scandinavian Journal of Urology and Nephrology
Re: Willem Oosterlinck,Richard Sylvester, Marco Babjuk, et al. Should all patients receive an immediate chemotherapeutic drug instillation after resection of papillary bladder tumors? Eur Urol 2011;59:374-6.European urology
CONTINENT CUTANEOUS DIVERSION AM LUNDIANA - COMPLICATIONS FROM RESERVOIR AND OUTLETEuropean Urology Supplements

2010

Re: Richard J. Sylvester, Willem Oosterlinck. An Immediate Instillation after Transurethral Resection of Bladder Tumor in Non-Muscle-Invasive Bladder Cancer: Has the Evidence Changed? Eur Urol 2009;56;43-5European Urology
Combined Gene Expression and Genomic Profiling Define Two Intrinsic Molecular Subtypes of Urothelial Carcinoma and Gene Signatures for Molecular Grading and OutcomeCancer Research

2009

Extended lymph node dissection in patients with urothelial cell carcinoma of the bladder: can it make a difference?World Journal of Urology
MiRNA expression in urothelial carcinomas: Important roles of miR-10a, miR-222, miR-125b, miR-7 and miR-452 for tumor stage and metastasis, and frequent homozygous losses of miR-31International Journal of Cancer
EXTENDED LYMPH NODE DISSECTION IN PATIENTS WITH UROTHELIAL CELL CARCINOMA OF THE BLADDER: CAN IT MAKE A DIFFERENCE?European Urology Supplements
Should All Patients with Non-Muscle-Invasive Bladder Cancer Receive Early Intravesical Chemotherapy after Transurethral Resection? The Results of a Prospective Randomised Multicentre StudyEuropean Urology
Extended pelvic lymphadenectomy for prostate cancer: Will the previously reported benefits be reproduced in hospitals with lower surgical volumes?Scandinavian Journal of Urology and Nephrology

2008

Incontinent urinary diversionBju International
Robot-assisted laparoscopic retroperitoneal lymph node dissection in clinical stage II testicular cancer.Journal of robotic surgery
Early intravesical epirubicin instillation after transurethral resection for non-muscle invasive bladder cancer is inefficient for recurrent tumoursJournal of Urology
Recurrent and multiple bladder tumors show conserved expression profilesBmc Cancer
Tissue microarray based analysis of prognostic markers in invasive bladder cancer: Much effort to no availUrologic Oncology-Seminars and Original Investigations
The value of the UroVysion (R) assay for surveillance of non-muscle-invasive bladder cancerEuropean Urology
Early intravesical epirubicin instillation after transurethral resection for non-muscle invasive bladder cancer is inefficient for recurrent tumoursEuropean Urology Supplements
Tiling resolution array CGH and high density expression profiling of urothelial carcinomas delineate genomic amplicons and candidate target genes specific for advanced tumorsBmc Medical Genomics

2007

Urovysion (R) vs traditional surveillance for follow-up of patients with superficial bladder cancerEuropean Urology Supplements
Prospective study of transitional cell carcinoma in the prostatic urethra and prostate in the cystoprostatectomy specimen - Incidence, characteristics and preoperative detectionScandinavian Journal of Urology and Nephrology
Distinct mitotic segregation errors mediate chromosomal instability in aggressive urothelial cancersClinical Cancer Research

2006

Expression profiling of high risk bladder carcinomasEuropean Urology Supplements
Molecular characterization of early-stage bladder carcinomas by expression profiles, FGFR3 mutation status, and loss of 9qOncogene
Intraoperative sentinel node detection improves nodal staging in invasive bladder cancerJournal of Urology
Meta- and synchronous urothelial carcinomas with divergent genomic profiles show highly similar gene-expression profilesEuropean Urology Supplements

2005

Sentinel node detection improves nodal staging in invasive bladder cancerJournal of Urology

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