MR Urography (MRU) provides both morphologic and functional information without radiation exposure. It enables the assessment of split renal function, excretion, and quantification of obstruction. MRU is thus complementary to ultrasonography in the assessment of pre- and post-natal obstructive uropathies in children. If available, MRU should be definitely preferred to intravenous urography.
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http://dx.doi.org/10.1016/s0221-0363(09)70073-3 | DOI Listing |
J Cardiothorac Surg
January 2025
Internal Medicine, University of Arkansas for Medical Sciences - Northwest, Fayetteville, USA.
Introduction: The rarest form of renal ectopia, the thoracic kidney, has been documented in only about 200 cases worldwide. There are four recognized causes of congenital thoracic renal ectopia: renal ectopia with an intact diaphragm, diaphragmatic eventration, diaphragmatic hernia, and traumatic diaphragmatic rupture. This condition often presents as an incidental finding in asymptomatic patients.
View Article and Find Full Text PDFJ Vasc Interv Radiol
December 2024
University of Wisconsin-Madison Departments of Radiology, Los Angeles, CA; Biomedical Engineering, Los Angeles, CA; Urology, Los Angeles, CA. Electronic address:
Purpose: To evaluate the response of the ureter and renal pelvis to direct targeting by histotripsy guided by cone-beam CT (CBCT) in a human-scale porcine chronic-survival model.
Methods: Bilateral ureteral histotripsy treatments were completed on 6 female swine (n=12). Animals were divided into two groups: Acute (n=2 animals, 4 treatments, sacrificed at Day 0) and Chronic (n=4 animals, 8 treatments, sacrificed at Day 7 (n=2) and Day 28 (n=2)).
J Med Case Rep
November 2024
Department of Surgery, School of Clinical Medicine, Muhimbili University of Health and Allied Sciences, Dar es Salaam, Tanzania.
Background: The retrocaval ureter is a rare congenital anomaly resulting from abnormal development of the inferior vena cava. The obstruction is usually at the retrocaval segment of the ureter, as it lies between the inferior vena cava and the body of the third lumbar vertebra. Computed tomography intravenous urography is the gold standard for investigating this condition and can reveal ipsilateral hydronephrosis and the fishhook sign or sickle sign of the proximal ureter, depending on the type of retrocaval ureter.
View Article and Find Full Text PDFInt J Surg Case Rep
December 2024
Department of Radiology, Ayder Comprensive Specialized Hospital, Mekelle University, Ethiopia.
Introduction: The combination of a horseshoe kidney with a retrocaval ureter in one patient is extremely rare.
Presentation Of Case: A 12-year-old adolescent presented with the compliant of absent testis in the right scrotum since birth with incidental radiologic finding of horseshoe kidney with retrocaval ureter.
Clinical Findings And Investigations: Physical examination was unremarkable except for a left non-palpable testis.
Fr J Urol
November 2024
Sorbonne University, GRC 5 Predictive Onco-Uro, AP-HP, Urology, Hôpital Pitié-Salpetrière, 75013 Paris, France.
Objective: To update the CCAFU recommendations for the management of muscle-invasive bladder cancer (MIBC).
Methods: A systematic review (Medline) of the literature from 2022 to 2024 was carried out, taking into account the elements of the diagnosis, the treatment options and the monitoring of NMIBC and MIBC, evaluating the references with their level of evidence.
Results: MIBC is diagosed after the must complete tumor resection possible .
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