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Mesalazine-induced nephrolitiasis and crystalluria 美沙拉嗪引起的肾炎和结晶尿。
IF 0.5
Urology Case Reports Pub Date : 2026-07-01 Epub Date: 2026-06-17 DOI: 10.1016/j.eucr.2026.103513
Rafel M. Prieto, Francesca Julià, Flor A. Ordoñez, Antonia Costa-Bauzà, Andrea Cabeza, Myriam Muñoz, Felix Grases
{"title":"Mesalazine-induced nephrolitiasis and crystalluria","authors":"Rafel M. Prieto,&nbsp;Francesca Julià,&nbsp;Flor A. Ordoñez,&nbsp;Antonia Costa-Bauzà,&nbsp;Andrea Cabeza,&nbsp;Myriam Muñoz,&nbsp;Felix Grases","doi":"10.1016/j.eucr.2026.103513","DOIUrl":"10.1016/j.eucr.2026.103513","url":null,"abstract":"<div><div>Mesalazine (5-aminosalicylic acid) is an anti-inflammatory drug used for autoimmune diseases. Premature release mesalazine in the small intestine or proximal colon can increase systemic absorption. A 13-year-old with ulcerative colitis treated with Pentasa® at 2 g mesalazine/day developed stones when this dose was doubled. Mesalazine has low water solubility; higher doses raise urinary supersaturation, promoting epitaxial growth of mesalazine crystals that form a stone. In children, lower body weight and reduced urine volume increase this risk. Dose adjustment and adequate hydration are essential, as low urine output raises mesalazine concentration and favors crystallization. Increased fluid intake is strongly recommended.</div></div>","PeriodicalId":38188,"journal":{"name":"Urology Case Reports","volume":"67 ","pages":"Article 103513"},"PeriodicalIF":0.5,"publicationDate":"2026-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13311289/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148354068","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Prenatal sex discordance revealing SRY-positive 46,XX testicular disorder of sex development 产前性别不一致显示sry阳性46，XX睾丸性发育障碍。
IF 0.5
Urology Case Reports Pub Date : 2026-07-01 DOI: 10.1016/j.eucr.2026.103525
Sebastian Tobia-Gonzalez, Natalie Barganski, Melissa Miller, Alicia Renck, Leon Smith-Harrison
{"title":"Prenatal sex discordance revealing SRY-positive 46,XX testicular disorder of sex development","authors":"Sebastian Tobia-Gonzalez,&nbsp;Natalie Barganski,&nbsp;Melissa Miller,&nbsp;Alicia Renck,&nbsp;Leon Smith-Harrison","doi":"10.1016/j.eucr.2026.103525","DOIUrl":"10.1016/j.eucr.2026.103525","url":null,"abstract":"<div><div>46,XX testicular disorder of sex development (DSD) is a rare condition usually diagnosed during adolescence or adulthood due to infertility or hypogonadism. Early diagnosis in phenotypically normal infants is uncommon. We report a male infant identified following discordant prenatal sex assessment, with noninvasive prenatal testing suggesting a female fetus and prenatal ultrasonography demonstrating male genitalia. Postnatal chromosomal analysis revealed 46,X,add(X) (p22.3) with SRY positivity. Physical examination showed normal male external genitalia with bilaterally descended testes and no genital anomalies. After two years of multidisciplinary follow-up, the patient remained clinically stable without gonadal abnormalities.</div></div>","PeriodicalId":38188,"journal":{"name":"Urology Case Reports","volume":"67 ","pages":"Article 103525"},"PeriodicalIF":0.5,"publicationDate":"2026-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13351684/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148425030","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Bleeding without fracture: Unmasking a penile arterial leak as a cause of urethrorrhagia 无骨折出血：揭露阴茎动脉渗漏是尿道出血的原因。
IF 0.5
Urology Case Reports Pub Date : 2026-07-01 Epub Date: 2026-06-17 DOI: 10.1016/j.eucr.2026.103512
Chadi Bourimi, Hicham El Kentaoui, Mohamed Khannous, Pierre-Adrien Leroux, Mathieu Kubiak
{"title":"Bleeding without fracture: Unmasking a penile arterial leak as a cause of urethrorrhagia","authors":"Chadi Bourimi,&nbsp;Hicham El Kentaoui,&nbsp;Mohamed Khannous,&nbsp;Pierre-Adrien Leroux,&nbsp;Mathieu Kubiak","doi":"10.1016/j.eucr.2026.103512","DOIUrl":"10.1016/j.eucr.2026.103512","url":null,"abstract":"<div><div>Isolated urethrorrhagia during erection is rare and may suggest penile fracture or urethral rupture. We report a 39-year-old man using exogenous testosterone who presented with recurrent urethral bleeding during intercourse, without external trauma or urinary symptoms. Flexible urethroscopy showed a small focal mucosal defect, and dynamic penile MRI demonstrated a 4 mm periurethral hematoma with early arterial extravasation from a perforator branch of the left centro-cavernosal artery, without tunical rupture or pseudoaneurysm. Given clinical stability and spontaneous cessation of bleeding, conservative treatment was chosen, with good functional recovery and complete healing at 3 months.</div></div>","PeriodicalId":38188,"journal":{"name":"Urology Case Reports","volume":"67 ","pages":"Article 103512"},"PeriodicalIF":0.5,"publicationDate":"2026-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13293726/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148346681","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Metanephric adenoma with polycythaemia in an adolescent: Diagnostic and pathological challenges —A case report 青少年后肾腺瘤伴红细胞增多症：诊断和病理挑战- 1例报告。
IF 0.5
Urology Case Reports Pub Date : 2026-07-01 Epub Date: 2026-06-17 DOI: 10.1016/j.eucr.2026.103514
Suthakaran Vivian Trishan, Jesuthasan Mithushan, Peethambaram Jeepara
{"title":"Metanephric adenoma with polycythaemia in an adolescent: Diagnostic and pathological challenges —A case report","authors":"Suthakaran Vivian Trishan,&nbsp;Jesuthasan Mithushan,&nbsp;Peethambaram Jeepara","doi":"10.1016/j.eucr.2026.103514","DOIUrl":"10.1016/j.eucr.2026.103514","url":null,"abstract":"<div><div>We report a 14-year-old girl presenting with flank pain, microscopic haematuria, and polycythaemia. Imaging demonstrated a well-defined upper pole renal mass with minimal enhancement, while image-guided biopsy suggested metanephric adenoma but remained inconclusive. She underwent open partial nephrectomy, and histopathology confirmed metanephric adenoma despite atypical immunohistochemistry. Postoperative recovery was uneventful with preserved renal function, and polycythaemia resolved completely. This case highlights the diagnostic challenges of differentiating benign from malignant renal tumours in young patients and supports nephron-sparing surgery as an effective management approach.</div></div>","PeriodicalId":38188,"journal":{"name":"Urology Case Reports","volume":"67 ","pages":"Article 103514"},"PeriodicalIF":0.5,"publicationDate":"2026-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13311330/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148354071","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Advanced pelvic paraganglioma presenting as hematuria and urinary retention with a large intravesical mass: A case report 晚期盆腔副神经节瘤表现为血尿、尿潴留伴膀胱内大肿块1例。
IF 0.5
Urology Case Reports Pub Date : 2026-07-01 Epub Date: 2026-06-24 DOI: 10.1016/j.eucr.2026.103522
Thomas Syphan, Heloisa Soares, Jessica F. Williams, Alejandro Sanchez, Christopher Dechet
{"title":"Advanced pelvic paraganglioma presenting as hematuria and urinary retention with a large intravesical mass: A case report","authors":"Thomas Syphan,&nbsp;Heloisa Soares,&nbsp;Jessica F. Williams,&nbsp;Alejandro Sanchez,&nbsp;Christopher Dechet","doi":"10.1016/j.eucr.2026.103522","DOIUrl":"10.1016/j.eucr.2026.103522","url":null,"abstract":"<div><div>Paragangliomas are neuroendocrine tumors arising from extra-adrenal chromaffin cells within the autonomic nervous system. Primary urogenital disease is rare (6.7% of paragangliomas), with prostatic involvement reported in only a few case studies. Management follows National Comprehensive Cancer Network (NCCN) guidelines for neuroendocrine and adrenal tumors; however, there is limited data to guide systemic therapy in cases that present with metastasis. We describe a report of a 60-year-old man with metastatic pelvic paraganglioma detected after 4 months of gross hematuria and urinary retention. Despite the large tumor burden, the patient has been successfully treated with systemic therapy after an appropriate workup.</div></div>","PeriodicalId":38188,"journal":{"name":"Urology Case Reports","volume":"67 ","pages":"Article 103522"},"PeriodicalIF":0.5,"publicationDate":"2026-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13324296/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148377387","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A case of unilateral incomplete duplicated collecting system with ureteropelvic junction obstruction and renal pyelic fusion in a horseshoe kidney: A rare urinary tract malformation 马蹄肾单侧不完全重复收集系统合并输尿管肾盂连接处梗阻及肾盂融合一例：罕见的尿路畸形。
IF 0.5
Urology Case Reports Pub Date : 2026-07-01 Epub Date: 2026-06-17 DOI: 10.1016/j.eucr.2026.103515
Yoshinori Ikehata, Naotaka Nishiyama, Hiroshi Kitamura
{"title":"A case of unilateral incomplete duplicated collecting system with ureteropelvic junction obstruction and renal pyelic fusion in a horseshoe kidney: A rare urinary tract malformation","authors":"Yoshinori Ikehata,&nbsp;Naotaka Nishiyama,&nbsp;Hiroshi Kitamura","doi":"10.1016/j.eucr.2026.103515","DOIUrl":"10.1016/j.eucr.2026.103515","url":null,"abstract":"<div><div>A 2-month-old girl with congenital hydronephrosis was presented. Magnetic resonance urography confirmed the presence of a horseshoe kidney and right-sided duplicated collecting system. Retrograde pyeloureterography revealed right ureteral stricture and fusion between the left and right lower poles of the renal pelvis. Because of recurrence of urinary tract infection, pyeloplasty and vesicoureteral neostomy were performed at 14 months of age. No significant postoperative complications were observed, and the hydronephrosis improved over the course of approximately 1 year.</div></div>","PeriodicalId":38188,"journal":{"name":"Urology Case Reports","volume":"67 ","pages":"Article 103515"},"PeriodicalIF":0.5,"publicationDate":"2026-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13316079/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148362781","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Retroperitoneal laparoscopic pyelolithotomy as salvage therapy for refractory infectious renal calculi: A case report 腹膜后腹腔镜肾盂取石术抢救难治性感染性肾结石1例。
IF 0.5
Urology Case Reports Pub Date : 2026-07-01 DOI: 10.1016/j.eucr.2026.103532
Jiahe Zhou, Yang Dong, Lin Liu, Guangyuan Zhu, Liang Xue, Yufeng Sun, Weiming Ma, Conghui Han, Lili Xiang
{"title":"Retroperitoneal laparoscopic pyelolithotomy as salvage therapy for refractory infectious renal calculi: A case report","authors":"Jiahe Zhou,&nbsp;Yang Dong,&nbsp;Lin Liu,&nbsp;Guangyuan Zhu,&nbsp;Liang Xue,&nbsp;Yufeng Sun,&nbsp;Weiming Ma,&nbsp;Conghui Han,&nbsp;Lili Xiang","doi":"10.1016/j.eucr.2026.103532","DOIUrl":"10.1016/j.eucr.2026.103532","url":null,"abstract":"<div><div>Refractory infectious renal calculi with severe pyonephrosis pose a clinical dilemma due to ineffective drainage and contraindicated percutaneous nephrolithotomy (PCNL). We report a 56-year-old male with diabetes and paraplegia who developed left renal pelvic calculi (2.5 cm) with refractory infection after failed stenting/nephrostomy. Retroperitoneal laparoscopic pyelolithotomy was performed, achieving complete stone removal and pus drainage. The patient recovered uneventfully with no infection recurrence at 3-month follow-up. This procedure is a safe, effective minimally invasive salvage therapy for PCNL-ineligible patients with refractory infectious renal calculi, with high clinical application value.</div></div>","PeriodicalId":38188,"journal":{"name":"Urology Case Reports","volume":"67 ","pages":"Article 103532"},"PeriodicalIF":0.5,"publicationDate":"2026-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13351688/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148425085","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Atypical case of renovascular hypertension associated with median arcuate ligament syndrome in a paediatric patient 小儿肾血管性高血压合并正中弓状韧带综合征的不典型病例。
IF 0.5
Urology Case Reports Pub Date : 2026-07-01 Epub Date: 2026-05-23 DOI: 10.1016/j.eucr.2026.103488
Ewelina Wojciechowska, Hanna Garnier, Łukasz Znaniecki, Iga Załuska-Leśniewska, Katarzyna Sinacka, Dominik Świętoń, Piotr Czauderna, Andrzej Gołębiewski
{"title":"Atypical case of renovascular hypertension associated with median arcuate ligament syndrome in a paediatric patient","authors":"Ewelina Wojciechowska,&nbsp;Hanna Garnier,&nbsp;Łukasz Znaniecki,&nbsp;Iga Załuska-Leśniewska,&nbsp;Katarzyna Sinacka,&nbsp;Dominik Świętoń,&nbsp;Piotr Czauderna,&nbsp;Andrzej Gołębiewski","doi":"10.1016/j.eucr.2026.103488","DOIUrl":"10.1016/j.eucr.2026.103488","url":null,"abstract":"<div><div>Median Arcuate Ligament Syndrome (MALS) typically causes gastrointestinal symptoms due to celiac artery compression. Rarely, extrinsic compression of the renal artery may lead to renovascular hypertension. We report a 15-year-old boy with progressive renal asymmetry and poorly controlled hypertension without abdominal symptoms. Imaging demonstrated compression of the celiac trunk and left renal artery by the median arcuate ligament and diaphragmatic crura. Open surgical decompression restored renal artery flow and normalized blood pressure. This case highlights an unusual pediatric presentation of MALS and emphasizes that early recognition and timely surgical intervention can prevent irreversible renal vascular damage.</div></div>","PeriodicalId":38188,"journal":{"name":"Urology Case Reports","volume":"67 ","pages":"Article 103488"},"PeriodicalIF":0.5,"publicationDate":"2026-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13280058/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148296654","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Iatrogenic ureteric catheterisation during routine community catheter change resulting in obstructive uropathy, urosepsis and multi-organ failure: a case report 医源性输尿管置管期间常规社区换管导致梗阻性尿路病变、尿脓毒症和多器官衰竭1例报告。
IF 0.5
Urology Case Reports Pub Date : 2026-07-01 Epub Date: 2026-05-24 DOI: 10.1016/j.eucr.2026.103489
Jawwad Mihran Haider
{"title":"Iatrogenic ureteric catheterisation during routine community catheter change resulting in obstructive uropathy, urosepsis and multi-organ failure: a case report","authors":"Jawwad Mihran Haider","doi":"10.1016/j.eucr.2026.103489","DOIUrl":"10.1016/j.eucr.2026.103489","url":null,"abstract":"<div><div>Inadvertent ureteric catheterisation during urethral Foley catheter insertion is a rare iatrogenic complication, reported predominantly in females with neurogenic bladder. We describe an 80-year-old man with a long-term catheter for benign urethral stricture who presented with abdominal pain and acute kidney injury 24 hours after routine community catheter exchange. Computed tomography demonstrated the inflated balloon within the distal left ureter, with obstructive uropathy. Following repositioning of the catheter, he developed <em>Klebsiella pneumoniae</em> bacteraemia and hypercapnic respiratory failure requiring intensive care, recovered, and was discharged home. The case highlights risks during community catheter management and the value of early cross-sectional imaging.</div></div>","PeriodicalId":38188,"journal":{"name":"Urology Case Reports","volume":"67 ","pages":"Article 103489"},"PeriodicalIF":0.5,"publicationDate":"2026-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13292242/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148333632","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Adrenocortical oncocytoma exhibits distinct biological features from renal oncocytoma: A rare case report 肾上腺皮质癌细胞瘤表现出与肾癌细胞瘤不同的生物学特征：一罕见病例报告
IF 0.4
Urology Case Reports Pub Date : 2026-05-01 Epub Date: 2026-04-29 DOI: 10.1016/j.eucr.2026.103465
Mitsuhiro Tachibana , Hiromichi Nakagawa , Hayato Nozawa , Shigeki Fukuzawa
{"title":"Adrenocortical oncocytoma exhibits distinct biological features from renal oncocytoma: A rare case report","authors":"Mitsuhiro Tachibana ,&nbsp;Hiromichi Nakagawa ,&nbsp;Hayato Nozawa ,&nbsp;Shigeki Fukuzawa","doi":"10.1016/j.eucr.2026.103465","DOIUrl":"10.1016/j.eucr.2026.103465","url":null,"abstract":"<div><div>Adrenocortical oncocytoma is a rare adrenal tumor. We report a 59-year-old Japanese woman with a right adrenal mass. The resected specimen showed a well-defined, mahogany-brown tumor measuring 4.3 cm. Microscopically, the tumor scored 0 under both the Lin-Weiss-Bisceglia system and the reticulin algorithm, indicating benignity. Immunohistochemical analysis revealed that tumor cells were positive for mitochondria and negative for BSND and ATP6V1G3. Ultrastructural examination found no uniform mitochondria in the cytoplasm of the tumor cells. The oncocytoma in this case may share more characteristics with an adrenal cortical adenoma than with a renal oncocytoma.</div></div>","PeriodicalId":38188,"journal":{"name":"Urology Case Reports","volume":"66 ","pages":"Article 103465"},"PeriodicalIF":0.4,"publicationDate":"2026-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147802725","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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