International Journal of Impotence Research最新文献

{"title":"Novel predictive factor for erectile dysfunction: systemic immune inflammation index.","authors":"Hui Gao, Xu Wu, Yuyang Zhang, Guodong Liu, Xiansheng Zhang","doi":"10.1038/s41443-024-00969-5","DOIUrl":"https://doi.org/10.1038/s41443-024-00969-5","url":null,"abstract":"<p><p>Systemic immune inflammation index (SII) is a global parameter that comprehensively reflects body inflammation, this study aims to assess the correlation between this index and erectile dysfunction (ED). This cross-sectional study incorporated 164 ED patients and 95 healthy adult males. The collection of general demographic information and pertinent hematological data from the participants enabled the computation of corresponding SII values. Statistical analysis, encompassing descriptive statistics as well as normality and logistic regression analyses, was carried out employing SPSS version 26. The findings of the univariate analysis revealed a noteworthy distinction in triglyceride levels (TG) (P = 0.017) and SII (P < 0.001) between ED patients and the healthy population. Subsequent multivariate logistic regression analysis unveiled a significant association between SII (odd ratio (OR):1.012, 95% confidence interval (CI):1.008-1.015; P < 0.001) and the occurrence of ED. Since the impact value is not clearly visible, SII/100 is utilized to magnify the effect value one hundredfold. The regression analysis results indicate that the OR value of SII/100 is 3.171, and the 95% CI is 2.339-4.298 (P < 0.001). The Receiver Operating Characteristic (ROC) curve analysis ascertained an AUC of 0.863 (P < 0.001) for SII, with a determined cut-off value of 391.53(10⁹/L), exhibiting a sensitivity of 81.7% and specificity of 83.2%. Moreover, when comparing patients with varying degrees of ED severity, both univariate (P < 0.001) and subsequent multivariate logistic regression analyses (OR: 1.007, 95% CI: 1.004-1.010; P < 0.001) underscored the significance of the SII value. At this point, SII/100 OR: 1.971, 95% CI: 1.508-2.576 (P < 0.001). The ROC curve analysis in this context demonstrated an AUC of 0.799 (P < 0.001), with a determined cut-off value of 746.63(10⁹/L), featuring a sensitivity of 60.6% and specificity of 91.6%. These discerned outcomes affirm a correlation between SII and ED, establishing its potential not only in predicting the onset of ED but also in differentiating among various levels of ED severity.</p>","PeriodicalId":14068,"journal":{"name":"International Journal of Impotence Research","volume":" ","pages":""},"PeriodicalIF":2.8,"publicationDate":"2024-08-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142107159","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Association between the atherogenic index of plasma and erectile dysfunction in US men: a population-based cross-sectional study.","authors":"Guodong Liu, Yuyang Zhang, Xu Wu, Wei Zhang, Hui Jiang, Xiansheng Zhang","doi":"10.1038/s41443-024-00972-w","DOIUrl":"https://doi.org/10.1038/s41443-024-00972-w","url":null,"abstract":"<p><p>Erectile dysfunction (ED) is associated with cardiovascular disease (CVD) and involves risk factors such as atherosclerosis and endothelial dysfunction. Since the atherogenic index of plasma (AIP) may be potentially valuable in predicting cardiovascular risk, we conducted a comprehensive analysis of the relationship between AIP and ED using large-scale data, as well as exploring its potential implications for clinical and future research. We screened the National Health and Nutrition Examination Survey (NHANES) database using R software, selected datasets from two study cycles for cross-sectional analysis, enrolled covariates and performed statistical analyses using multivariate logistic regression. Furthermore, sensitivity analyses were performed and the relationship between the AIP index and ED was further assessed using generalized additive model regression and smoothed curve fitting. After an initial filter of 21,161 participants, 1503 participants were included, and the AIP level in the ED group was 0.21 ± 0.02 compared with 0.08 ± 0.01 in the group without ED, which was analyzed to show a statistically significant difference between them (P < 0.0001), and the difference was further confirmed in the sensitivity analyses. We suggest that early assessment, intervention, and individualized treatment of ED in people with high AIP levels is warranted, as it not only improves sexual function but also reduces the risk of CVD. However, it was a limitation of this study that the study population was all from the US, and more research is needed in the future to elucidate the causal relationship between AIP and ED and the association in a wider population.</p>","PeriodicalId":14068,"journal":{"name":"International Journal of Impotence Research","volume":" ","pages":""},"PeriodicalIF":2.8,"publicationDate":"2024-08-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142107158","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Perspective: Clinical care of pedophilic individuals in Zurich, Switzerland.","authors":"Fanny de Tribolet-Hardy, Simon Veitz, Laura Dittli, Elmar Habermeyer","doi":"10.1038/s41443-024-00968-6","DOIUrl":"https://doi.org/10.1038/s41443-024-00968-6","url":null,"abstract":"<p><p>Individuals with pedophilia are considered to have an elevated risk for child sexual abuse (CSA). Nevertheless, it is assumed that pedophilic sexual impulses can be controlled from acting out. To prevent CSA an outpatient treatment facility for people with pedophilia was founded in Zurich, Switzerland in 2021. The program focuses on the prevention of CSA and improvement of quality of life, incorporating empirically validated treatment principles, such as the Risk-Need-Responsivity (RNR) model and the Good Lives Model (GLM). Within the initial 24-month 142 individuals sought help, 46 individuals (mean age 36.0 ± 12.4 years) completed the assessment phase, two-thirds suffered from psychiatric comorbidities, and 67.4% reported sexual delinquency. The high drop-out rate was predominantly due to ongoing criminal proceedings, or other mental health conditions. Overall patients at this facility generally sought treatment voluntarily, leading to good treatment adherence, with severe self-harm being more prevalent than acute danger to others. A treatment approach focused solely on pedophilia is considered insufficient; psychiatric and psychosocial factors must also be addressed.</p>","PeriodicalId":14068,"journal":{"name":"International Journal of Impotence Research","volume":" ","pages":""},"PeriodicalIF":2.8,"publicationDate":"2024-08-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142107160","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Adulthood cosmetic and sexual outcomes of the patients who underwent hypospadias repair in childhood.","authors":"Ismail Selvi, M İrfan Dönmez, Ahmet Barış Aydın, Tayfun Oktar, Orhan Ziylan","doi":"10.1038/s41443-024-00971-x","DOIUrl":"https://doi.org/10.1038/s41443-024-00971-x","url":null,"abstract":"<p><p>This study aimed to assess the cosmetic and sexual outcomes of childhood hypospadias repair after puberty. Among 672 patients who underwent hypospadias repair between 2001 and 2017, 243 sexually active patients were included in the study. At their last visit, cosmetic and sexual evaluation were done through the Penile Perception Score, the Hypospadias Objective Scoring Evaluation, IIEF, MSHQ-EjD. The levels of erectile dysfunction(ED) severity were determined according to erectile function domain of IIEF. The median follow-up after the last surgery was 16 [IQR (13-18)] years, and median patient age at the time of study was 19.67 [IQR(18-22)] years. Patients were divided into two subgroups as follows: Group I; Repairs using grafts (n = 120, 49.4%) and Group II; Graft-free repairs (n = 123, 50.6%). The rate of dissatisfaction with penile appearance was higher in Group I (16.7% vs. 4.9%, p = 0.003). Mild ED was more frequent in Group I (14.2% vs. 3.3%, p = 0.007); while none of the patients had either moderate or severe ED. Other domains of sexual function were observed to be similar in both groups. The need for unwanted interventions due to complications, and surgeries requiring grafts were found to be risk factors for ED development and dissatisfaction with penile appearance in adulthood. Those who underwent graft-free hypospadias repair experience better cosmetic and sexual outcomes when compared to grafted repairs, yet, satisfactory results were achieved in almost 90% of the grafted repairs.</p>","PeriodicalId":14068,"journal":{"name":"International Journal of Impotence Research","volume":" ","pages":""},"PeriodicalIF":2.8,"publicationDate":"2024-08-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142080263","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Risk factors for reoperation of inflatable penile prosthesis among an ethnically diverse urban population in a high-volume center","authors":"Noah Hawks-Ladds,&nbsp;Mustufa Babar,&nbsp;Kevin Labagnara,&nbsp;Justin Loloi,&nbsp;Rutul D. Patel,&nbsp;Arshia Aalami Harandi,&nbsp;Michael Zhu,&nbsp;Azizou Salami,&nbsp;Pedro Maria","doi":"10.1038/s41443-024-00966-8","DOIUrl":"10.1038/s41443-024-00966-8","url":null,"abstract":"Inflatable penile prosthesis (IPP) is a surgical treatment for erectile dysfunction refractory to medical therapy or for those who desire permanent treatment. Complications like mechanical failure and infection may necessitate reoperation, and patients with certain risk factors remain predisposed to reoperation. We retrospectively analyzed 530 patients undergoing primary IPP implantation at a large, urban, multiethnic hospital with a high volume of IPP implantations. Primary outcomes were reoperation due to any reason and reoperation due to infection. Patient characteristics and intraoperative factors were compared between those requiring reoperation and those not requiring reoperation. Overall, 12.1% of patients underwent reoperation, primarily due to infection, with a median time to reoperation of 4 months. Analysis revealed an increased likelihood of reoperation with Peyronie’s disease (OR = 2.47), hemoglobin A1c over 8 (OR = 2.25), active smoking (OR = 2.75), and estimated blood loss (EBL) ≥ 25cc (OR = 2.45). A decreased likelihood of reoperation was observed when Arista™ powder was used intraoperatively (OR = 0.38). Reoperation specifically due to infection was associated with an infrapubic approach (OR = 2.56) and hypertension (OR = 9.12). Our findings confirm smoking and diabetes as risk factors for reoperation, while also providing insights into factors like estimated blood loss and Arista™ powder use. However, long-term survival rates were limited by loss to follow-up. (Clinical trial registration N/A).","PeriodicalId":14068,"journal":{"name":"International Journal of Impotence Research","volume":"37 1","pages":"37-44"},"PeriodicalIF":2.8,"publicationDate":"2024-08-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.nature.com/articles/s41443-024-00966-8.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142072787","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Functional outcomes of organ sparing surgery for penile cancer confined to glans and premalignant lesions.","authors":"Marco Falcone, Mirko Preto, Murat Gül, Ali Şahin, Martina Scavone, Lorenzo Cirigliano, Federica Peretti, Ilaria Ferro, Natalia Plamadeala, Paolo Gontero","doi":"10.1038/s41443-024-00967-7","DOIUrl":"https://doi.org/10.1038/s41443-024-00967-7","url":null,"abstract":"<p><p>The first-line treatment of penile cancer confined to the glans (Tis-T2) is based on organ-sparing approaches. Our aim is to report functional outcomes of total glans resurfacing (TGR), wide local excision (WLE) and glansectomy. A retrospective analysis was conducted from January 2013 to October 2022. Ninety-nine patients were enrolled (22 TGR, 29 WLE, and 48 glansectomy). Sexual and urinary outcomes were explored using ad hoc and validated questionnaires (IIEF-15 and IPSS). The mean follow-up was 25.28 ± 24.87 months [95% CI: 20.38; 30.18]. 44 patients (12 TGR, 10 WLE, and 22 glansectomy) were assessed for functional outcomes. Overall, 86.36% of patients were satisfied with the surgery. The mean IIEF-15 score pre-operation was 54.91 ± 21.38 [95% CI: 48.41-61.41], and at 12 months post-operation, it was 44.39 ± 23.01 [95% CI: 37.39-51.39], with the change being statistically significant (mean difference: -10.52, (-19.15), p < 0.001). During the 0-12-month interval, IIEF-15 scores decreased across all techniques. Glansectomy and WLE showed significant decreases (Glansectomy: -12.955, -24.14%, [95% CI: -21.52, -4.38], p = 0.002; WLE: -14.1, -22.92%, [95% CI: -26.8, -1.39], p = 0.025 respectively), whereas TGR experienced a non-significant decrease (-3.083, -5.97%, CI: [-14.68, 8.51], p = 1.0). Concerning urinary function, only 18.18% of overall patients reported a negative impact of surgery. At 12-months, patients returned almost to pre-intervention IPSS values. Organ-sparing surgery guarantees a decent preservation of both erectile and voiding functions. TGR seems to provide better sexual outcomes when compared to other organ sparing approaches.</p>","PeriodicalId":14068,"journal":{"name":"International Journal of Impotence Research","volume":" ","pages":""},"PeriodicalIF":2.8,"publicationDate":"2024-08-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142072786","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Can AI chatbots accurately answer patient questions regarding vasectomies?","authors":"Edwin Mouhawasse, Christopher W Haff, Preet Kumar, Benjamin Lack, Kevin Chu, Utsav Bansal, Justin M Dubin","doi":"10.1038/s41443-024-00970-y","DOIUrl":"10.1038/s41443-024-00970-y","url":null,"abstract":"<p><p>Artificial Intelligence (AI) has revolutionized the healthcare industry. There have been limited studies assessing AI model efficacy and accuracy in urology. To our knowledge, there is a lack in research looking at one of the most common urological procedures: the vasectomy. Ten frequently asked questions regarding vasectomies were individually entered into three different AI sources (ChatGPT, Bard & Bing) using free interfaces available to consumers. The responses were critically analyzed by three urologists and graded on a scale of 1 to 4 for clarity, accuracy, and evidence-based information, with 1 being the best and 4 being the worst. ChatGPT had the best average rating per question at 1.367, followed by Bard at 2.167 and Bing at 1.800(p = 0.000083). ChatGPT was found to provide significantly more satisfactory answers than both Bard (p = 0.00005) and Bing (p = 0.03988). The difference between Bard and Bing however was found to be insignificant (p = 0.09651). Overall, our study shows that AI Chatbots may provide mostly accurate information on frequently asked questions regarding vasectomies and is a reasonable resource for patients interested in the procedure to use. ChatGPT is the most accurate and concise of the chatbots assessed.</p>","PeriodicalId":14068,"journal":{"name":"International Journal of Impotence Research","volume":" ","pages":""},"PeriodicalIF":2.8,"publicationDate":"2024-08-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142046604","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Correction: Comment on: “Use of thermographic imaging for the evaluation of erectile dysfunction and Peyronie’s disease”","authors":"Raevti Bole","doi":"10.1038/s41443-024-00958-8","DOIUrl":"10.1038/s41443-024-00958-8","url":null,"abstract":"","PeriodicalId":14068,"journal":{"name":"International Journal of Impotence Research","volume":"36 7","pages":"800-800"},"PeriodicalIF":2.8,"publicationDate":"2024-08-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.nature.com/articles/s41443-024-00958-8.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142046605","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Chronic prostatitis/chronic pelvic pain syndrome impairs erectile function by inducing apoptosis in a rat model of experimental autoimmune prostatitis.","authors":"Qi Gu, Jiaochen Luan, Mengchi Yu, Jiadong Xia, Zengjun Wang","doi":"10.1038/s41443-024-00965-9","DOIUrl":"https://doi.org/10.1038/s41443-024-00965-9","url":null,"abstract":"<p><p>Over the years, numerous epidemiological studies have shown that chronic prostatitis/chronic pelvic pain syndrome (CP/CPPS) promotes erectile dysfunction. Nonetheless, the precise underlying mechanism remains to be fully clarified. The objective of this research was to identify crucial signaling pathways responsible for CP/CPPS-induced erectile dysfunction. Thirty 8-week-old male Sprague‒Dawley rats were randomly assigned to either the CP/CPPS model group or the control group. The CP/CPPS rat model was established through subcutaneous injection of a combination of rat prostate protein and Freund's adjuvant. Penile erectile function assessment was conducted 45 days after immunization through electrical stimulation of the cavernous nerve. RNA sequencing of the corpus cavernosum of the penis was then performed using the Kyoto Encyclopedia of Genes and Genomes and protein‒protein interaction network analysis. Western blotting was performed on the cavernous tissue. Cell apoptosis assays, cell counting kit-8 assays, cell cloning assays, and Western blotting were conducted on rat endothelial cells. Erectile function was significantly lower in the CP/CPPS model group than in the control group (p < 0.001). Kyoto Encyclopedia of Genes and Genomes pathway analysis revealed that differentially expressed genes were predominantly enriched in the apoptosis pathway. Moreover, an increase in apoptosis in the rat corpus cavernosum, along with a decrease in the protein expression of CD31 (p = 0.0089) and eNOS (p = 0.0069) following CP/CPPS induction, was observed. In a protein‒protein interaction network, Pitx2 was recognized as a central gene. The role of Pitx2 in regulating apoptosis was demonstrated in experiments using rat endothelial cell lines, and it was found to be regulated by the Wnt/β-catenin pathway. This study highlights the occurrence of cavernous endothelial cell apoptosis in CP/CPPS-induced erectile dysfunction, and the potential mechanism of apoptosis may involve inhibition of the Wnt/β-catenin/Pitx2 pathway.</p>","PeriodicalId":14068,"journal":{"name":"International Journal of Impotence Research","volume":" ","pages":""},"PeriodicalIF":2.8,"publicationDate":"2024-08-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142017373","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Low serum testosterone is associated with an increased risk of first-time renal calculi in men without testosterone replacement therapy.","authors":"Austin Thompson, Danly Omil-Lima, Stephen Rhodes, Benjamin Jevnikar, Dana Obery, David Kaelber, Nannan Thirumavalavan","doi":"10.1038/s41443-024-00963-x","DOIUrl":"10.1038/s41443-024-00963-x","url":null,"abstract":"<p><p>The incidence of low serum testosterone has been increasing in men of all ages across a period which also corresponds to an increasing prevalence of kidney stones. Currently, the relationship between testosterone and kidney stones is unclear. Using the TriNetX Research Network, we performed a retrospective cohort study to evaluate the risk of developing an initial kidney stone in men based on their total testosterone level. Men aged ≥18 were divided into a low testosterone (<300 ng/dL) and normal testosterone (≥ 300 ng/dL) cohort. Men were excluded if they had a history of a kidney stone encounter diagnosis before testosterone measurement and a history of testosterone therapy prescription at any point. Propensity score matching was employed with an absolute standardized mean difference of less than 0.1 used as an indicator of successful matching. Our main outcome of interest was risk of developing an initial kidney stone in men aged ≥18 and within age-based subgroups. In men 18 and older, low testosterone was associated with a higher risk of one or more kidney stone encounter diagnoses (HR 1.12, 95% CI [1.09-1.15]). When stratified by age, no significant association between low testosterone and kidney stone encounter diagnoses was seen in men aged 18-24 (HR 1.09, 95% CI [0.85-1.39]). The highest risk was observed in men with low testosterone aged 34-44 (HR 1.29, 95% CI [1.17-1.38]). In this study, low serum testosterone was associated with an increased risk of initial kidney stone diagnosis in adult men without testosterone therapy prescriptions at any point in their life. Stratifying by age, the increased risk appears to begin in men aged 25, with the highest observed risk in men aged 33-44.</p>","PeriodicalId":14068,"journal":{"name":"International Journal of Impotence Research","volume":" ","pages":""},"PeriodicalIF":2.8,"publicationDate":"2024-08-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142008702","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}