scholarly journals Asymptotic modeling of electrochemical signaling: Testing Zn in urine for non-invasive bladder cancer diagnosis

2021 ◽  
Vol 347 ◽  
pp. 130646
Author(s):  
Antonio Doménech-Carbó ◽  
José Luís Pontones ◽  
Clara Doménech-Casasús ◽  
David Ramos
Diagnostics ◽  
2020 ◽  
Vol 10 (1) ◽  
pp. 39 ◽  
Author(s):  
Rui Batista ◽  
Nuno Vinagre ◽  
Sara Meireles ◽  
João Vinagre ◽  
Hugo Prazeres ◽  
...  

Bladder cancer (BC) ranks as the sixth most prevalent cancer in the world, with a steady rise in its incidence and prevalence, and is accompanied by a high morbidity and mortality. BC is a complex disease with several molecular and pathological pathways, thus reflecting different behaviors depending on the clinical staging of the tumor and molecular type. Diagnosis and monitoring of BC is mainly performed by invasive tests, namely periodic cystoscopies; this procedure, although a reliable method, is highly uncomfortable for the patient and it is not exempt of comorbidities. Currently, there is no formal indication for the use of molecular biomarkers in clinical practice, even though there are several tests available. There is an imperative need for a clinical non-invasive testing for early detection, disease monitoring, and treatment response in BC. In this review, we aim to assess and compare different tests based on molecular biomarkers and evaluate their potential role as new molecules for bladder cancer diagnosis, follow-up, and treatment response monitoring.


Author(s):  
Richard P. Meijer ◽  
Alexandre R. Zlotta ◽  
Bas W.G. van Rhijn

High-grade non-muscle-invasive bladder cancer (HG-NMIBC) represents the most aggressive spectrum of this non-invasive cancer. This collective term includes all high-grade NMI urothelial carcinoma (UC), such as those without invasion (pTa), those with lamina propria invasion (pT1), and those that are only/have concomitant carcinoma in situ (CIS; pTis). These cancers have a high risk for intravesical recurrence (around 46–78% at five years) and progression (between 6–45% at five years) to muscle-invasive bladder cancer (MIBC). As with all UC, their presentation can be with visible haematuria or irritative lower urinary tract symptoms. The latter are common in patients with CIS. CIS may be detected in isolation (so-called primary CIS) or with a coexisting UC elsewhere (termed concomitant CIS). While urinary cytology has a moderate sensitivity and high specificity (>90%) for the detection of HG-NMIBC, cystoscopy is the most important diagnostic tool.


2012 ◽  
Vol 187 (4S) ◽  
Author(s):  
Ian Udell ◽  
Raj Kurpad ◽  
Angela Smith ◽  
Michael Woods ◽  
Eric Wallen ◽  
...  

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