91 poster: Investigating the Impact of the Highly Variable Lymphatic Drainage Pattern in Prostate Cancer Patients

2010 ◽  
Vol 94 ◽  
pp. S35
Author(s):  
L. Van den Bergh ◽  
C. Deroose ◽  
S. Joniau ◽  
T. Budiharto ◽  
F. Mottaghy ◽  
...  
Urology ◽  
2007 ◽  
Vol 70 (3) ◽  
pp. 1-2
Author(s):  
M.F. Al Otaibi ◽  
N. Fahmy ◽  
P. Ross ◽  
W. Kassouf ◽  
S. Jeyaganth ◽  
...  

2013 ◽  
Vol 31 (15_suppl) ◽  
pp. e16046-e16046
Author(s):  
Jorge Arellano ◽  
Kristina S Chen ◽  
Carolyn Atchison ◽  
Alex Rider ◽  
Andrew Worsfold ◽  
...  

e16046 Background: Advanced prostate cancer often leads to the development of BM and as a result SREs. Treatment and management of SREs, as well as the underlying disease, influences the patient’s HRQoL and HRU. We evaluated the impact of SREs on HRQoL (FACT-P) and HRU in patients with BM. Methods: Data were extracted from the Adelphi Prostate Cancer Disease-Specific Programme (DSP), a cross-sectional survey of 150 urologists and oncologists and their prostate cancer patients conducted from March to June 2012 in the US. Each specialist completed comprehensive record forms on 12 of their patients being treated for prostate cancer. Patients were invited to complete a questionnaire, which included the FACT-P HRQoL instrument. Patients were stratified by SRE experience to assess the impact of SRE on patients with BM. SRE was defined as an event of bone radiation, bone surgery, fracture, or spinal cord compression. Results: Data were collected from 1,749 prostate cancer patients, of which 941 were identified with BM; SRE status was recorded in 499 BM patients (Table). HRQoL was significantly lower in patients experiencing SREs, while the rate of consultations and likelihood of being hospitalized was significantly higher. Conclusions: SREs result in a significant economic burden on the healthcare system and negative impact on HRQoL in prostate cancer patients with BM. [Table: see text]


2015 ◽  
Vol 33 (29_suppl) ◽  
pp. 186-186
Author(s):  
Florian Scotte ◽  
Alexandre Vainchtock ◽  
Nicolas Martelli ◽  
Isabelle Borget

186 Background: Cancer patients represent an at-risk population for Venous Thromboembolic Events (VTE). Our study aimed to evaluate the impact of VTE on the length and cost of hospital stay in French patients hospitalized for breast cancer (BC), colon cancer (CC), lung cancer (LC) or prostate cancer (PC). Methods: The French national hospital database (PMSI) and the disease-specific ICD-10 codes were used to identify BC, CC, LC or PC patients diagnosed in 2010 who were hospitalized with a VTE during the following two years. We selected stays during which a VTE occurred but was not the main reason of hospitalization (cancer was classified as primary/related diagnosis and VTE as significant associated diagnosis). Those stays were matched and compared to similar stays (same cancer and same reason for hospitalization) without VTE. Costs were calculated using the French official tariffs, from the perspective of the third-party payer. Results: We identified 214 stays for breast cancer during which a VTE occurred and was classified as significant associated diagnosis, 843 stays for colon cancer, 1301 for lung cancer, and 126 for prostate cancer. The comparison between those stays and similar stays without VTE showed significant increase of hospital stay duration in patients experiencing VTE. Median duration rose from 4 to 7 days in BC patients, from 8 to 16 days in CC, from 2 to 9 days in LC and from 6 to 10 days in PC. Consequently, the median expenditure per stay increased by 37% in BC patients with VTE (up to € 5,518), by 61% in CC (up to € 9,878), by 202% in LC (up to € 7,308) and by 22% in PC (up to € 6,200). Conclusions: When occurring during hospitalization, VTE made cancer management much heavier: patients faced prolonged hospital stays whereas healthcare system faced significant additional cost. Better prevention and follow-up measures could reduce this burden, and benefit both patients and hospitals. [Table: see text]


2016 ◽  
Vol 34 (2_suppl) ◽  
pp. 439-439 ◽  
Author(s):  
Navid Hafez ◽  
Rong Wang ◽  
Michael E. Hurwitz ◽  
Xiaomei Ma ◽  
Daniel Peter Petrylak

439 Background: The male predilection of urothelial bladder cancer (UBC) as well as the expression of the androgen receptor in bladder tissue point to the role for androgens in UBC tumorigenesis. Animal studies demonstrate a potential role for androgen deprivation in diminishing UBC. More recently, two separate groups demonstrated decreased rates of both primary and recurrent UBC in prostate cancer patients previously receiving androgen deprivation therapy (ADT). Given the common use of radiation therapy (RT) in the treatment of localized prostate cancer, and previous data supporting the increased frequency of UBC in prostate cancer patients treated with RT, the interaction between ADT and RT in UBC remains an important consideration. Methods: Using the linked SEER-Medicare database, we investigated the interactions among ADT, RT and UBC by performing a retrospective cohort study of elderly (age 66-99) prostate cancer patients diagnosed between 1999-2011. Kaplan-Meier analysis and Cox proportional modeling were used to determine the risk of developing secondary bladder cancer after prostate cancer treatment (based on exposure to ADT, RT, both, or neither). All analyses were two-sided. Results: Of 121,927 patients with primary prostate cancer, 1,466 (1.20%) developed subsequent UBC with a median follow up of 5.08 years (range 0.003-12.00). Compared with patients never receiving ADT or RT (n = 43,809), the hazard ratios for the development of secondary bladder cancer in patients ever receiving ADT but no RT (n = 14,009), RT but no ADT (n = 16,672), or both ADT and RT (n = 17,465) were 0.76 (95% confidence interval [CI]: 0.63-0.91 ), 0.73 (95% CI: 0.64-0.83), and 0.69 (95% CI: 0.61-0.79), respectively. Conclusions: Both ADT and RT are independently associated with a reduced risk of secondary bladder cancers in prostate cancer patients. The finding of decreased UBC incidence in patients receiving RT was surprising, and in direct contradiction to previous studies of similar patient populations. Possible explanations include differences in cohort selection, changes in RT delivery, and differences in control groups.


2021 ◽  
Vol 2021 ◽  
pp. 1-14
Author(s):  
Xiangyang Yao ◽  
Haoran Liu ◽  
Hua Xu

Background. Conflicting results exist between the potential protective effects of metformin and the prognosis of urologic cancers. This meta-analysis summarized the effects of metformin exposure on the recurrence, progression, cancer-specific survival (CSS), and overall survival (OS) of the three main urologic cancers (kidney cancer, bladder cancer, and prostate cancer). Methods. We systematically searched PubMed, Embase, Web of Science, Wanfang, and China National Knowledge Infrastructure databases (January 2010 to December 2019), which identified studies regarding metformin users and nonusers with urologic cancers and extracted patient data. A random effect model or fixed effect model was used to analyze hazard ratios (HRs) and 95% confidence intervals (CIs). Results. Among the 1883 confirmed studies, 27 eligible studies were identified, including 123,212 participants. In prostate cancer, patients using metformin have significant benefits for recurrence ( HR = 0.74 ; 95% CI: 0.61-0.90; P = 0.007 ; I 2 = 56 % ), CSS ( HR = 0.74 ; 95% CI: 0.61-0.91; P = 0.002 ; I 2 = 79 % ), and OS ( HR = 0.76 ; 95% CI: 0.65-0.90; P < 0.001 ; I 2 = 86 % ). Moreover, further subgroup analysis showed that the beneficial effects of metformin may be more significant for patients receiving radical radiotherapy. For kidney cancer, metformin was beneficial for progression ( HR = 0.80 ; 95% CI: 0.65-0.98; P = 0.14 ; I 2 = 46 % ). Analysis revealed that the effect of metformin on the overall survival of kidney cancer patients may be related to nationality (American: HR = 0.76 ; 95% CI: 0.59-0.98; P = 0.88 ; I 2 = 0 % ). For bladder cancer, no obvious benefits of metformin use were identified. However, subgroup analysis indicated that metformin may improve the recurrence of bladder cancer, but this improvement was only found in patients with a median follow-up time of more than 4 years ( HR = 0.43 ; 95% CI: 0.28-0.67; P = 0.61 ; I 2 = 0 % ).


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