Notes in 04 Ureter

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Published	05/01/2023	Genitourinary Imaging: UreterThe goal of {{c1::CT urography (CTU)::CT imaging test}} is to evaluate the kidneys, ureters, and bladder.
Published	05/01/2023	Genitourinary Imaging: UreterOne of the most common indications for CT urography (CTU) is the evaluation of {{c1::hematuria}}.
Published	05/01/2023	Genitourinary Imaging: UreterWhen using CT urography (CTU) to evaluate hematuria, some possible causes include:- {{c1::Urinary tract calculu…
Published	05/01/2023	Genitourinary Imaging: UreterIn adults ≥35 years of age, CT urography (CTU) is performed as a {{c1::three::number}}-phase exam.
Published	05/01/2023	Genitourinary Imaging: UreterWhat is the first of three phases of CT urography (CTU) in adults ≥35 years of age?{{c1::Unenhanced CT of the a…
Published	05/01/2023	Genitourinary Imaging: UreterThe {{c1::nephrographic phase}} through the kidneys is the second of three phases of CT urography (CTU) in…
Published	05/01/2023	Genitourinary Imaging: UreterThe {{c1::excretory phase}} of the abdomen and pelvis is the last of three phases of CT urography (CTU)&nb…
Published	05/01/2023	Genitourinary Imaging: UreterIn patients under 35 years of age, the {{c1::split-bolus (dual-phase)}} technique is used to dec…
Published	05/01/2023	Genitourinary Imaging: UreterWhat is the first of two phases of CT urography (CTU) in patients <35 years of age?{{c1:…
Published	05/01/2023	Genitourinary Imaging: UreterThe {{c1::combined nephrographic/excretory}} phase is the last of two phases of CT urography (CTU)&nb…
Published	05/01/2023	Genitourinary Imaging: UreterAlthough upper tract malignancy is relatively rare, {{c1::transitional cell carcinoma (TCC)}} is the most common ureteral…
Published	05/01/2023	Genitourinary Imaging: UreterThe typical CT urography (CTU) appearance of transitional cell carcinoma (TCC) is {{c1::a single::number}} {{c2::short::s…
Published	05/01/2023	Genitourinary Imaging: UreterIf transitional cell carcinoma (TCC) is suspected in the ureter, the {{c1::bladder}} should be evaluated for a synch…
Published	05/01/2023	Genitourinary Imaging: UreterDiagnosis: {{c1::Multifocal transitional cell carcinoma}}
Published	05/01/2023	Genitourinary Imaging: UreterA {{c1::fibroepithelial polyp}} is the most common benign tumor of the ureter.
Published	05/01/2023	Genitourinary Imaging: UreterFibroepithelial polyp typically affects the {{c1::proximal}} ureter.
Published	05/01/2023	Genitourinary Imaging: Ureter{{c3::Fibroepithelial polyp}} features a {{c1::long stalk}} and can be large. They usually appear as an {{c2::elonga…
Published	05/01/2023	Genitourinary Imaging: Ureter A fibroepithelial polyp is best seen on the {{c1::coronal}} plane in the excretory phase of CTU.
Published	05/01/2023	Genitourinary Imaging: Ureter {{c1::Transurethral excision}} is the treatment of choice for a fibroepithelial polyp.
Published	05/01/2023	Genitourinary Imaging: Ureter {{c1::Urothelial papilloma}} is a rare {{c2::benign}} neoplasm that may involve the {{c3::bladder or ureter}}.&nbs…
Published	05/01/2023	Genitourinary Imaging: Ureter {{c1::Inverted papilloma}} is a {{c2::benign}} mass with a {{c3::central}} core of {{c3::urothelium}}.
Published	05/01/2023	Genitourinary Imaging: Ureter{{c1::Ureteritis cystica}} is a {{c2::benign}} response to chronic {{c3::urinary tract inflammation}}, such as chronic in…
Published	05/01/2023	Genitourinary Imaging: UreterIn ureteritis cystica, several small {{c1::subepithelial cysts}} can be found {{c2::uni::uni/bi}}laterally in the {{c3::p…
Published	05/01/2023	Genitourinary Imaging: UreterImaging characteristics of ureteritis cystica characteristically shows {{c1::multiple::solitary/multiple}} tiny {{c2::fil…
Published	05/01/2023	Genitourinary Imaging: UreterWhen ureteritis cystica affects the renal pelvis, it is called {{c1::pyelitis cystica}}.
Published	05/01/2023	Genitourinary Imaging: UreterWhen ureteritis cystica affects the bladder, it is called {{c1::cystitis cystica}}.
Published	05/01/2023	Genitourinary Imaging: Ureter{{c1::Leukoplakia}}, also known as {{c2::squamous metaplasia}}, is a rare urothelial inflammatory condition named for the…
Published	05/01/2023	Genitourinary Imaging: UreterLeukoplakia is not thought to be premalignant when the renal collecting system is involved, although there is an associat…
Published	05/01/2023	Genitourinary Imaging: UreterImaging of leukoplakia (squamous metaplasia) shows a {{c1::flat mass}} or {{c2::focal thickening}} of the renal pelvic or…
Published	05/01/2023	Genitourinary Imaging: Ureter{{c3::Malacoplakia (soft plaque)}} is a rare chronic inflammatory granulomatous condition associated with {{c1::chro…
Published	05/01/2023	Genitourinary Imaging: UreterMalacoplakia most frequenty involves in the {{c1::bladder}}, followed by the {{c2::renal parenchyma}}, upper urinary…
Published	05/01/2023	Genitourinary Imaging: UreterImaging of malacoplakia shows {{c1::multiple::a solitary/multiple}} {{c2::flat::description}} {{c3::filling defects}} tha…
Published	05/01/2023	Genitourinary Imaging: Ureter{{c1::Multifocal ureteral stenoses}} are suggestive of {{c2::ureteral tuberculosis}}, even more so if there is also evide…
Published	05/01/2023	Genitourinary Imaging: Ureter The primary concern of a ureteral filling defect on CT urography is {{c1::ureteral malignancy.}}
Published	05/01/2023	Genitourinary Imaging: Ureter{{c1::Transitional cell carcinoma}} is by far the most common ureteral malignancy.
Published	05/01/2023	Genitourinary Imaging: UreterDifferential of Ureteral Filling Defect- {{c7::Ureteral malignancy}}- {{c1::Ureteral calculus::almost always visible on p…
Published	05/01/2023	Genitourinary Imaging: UreterThe key imaging finding in obstruction of the ureteropelvic junction (UPJ) is a {{c1::dilated}} renal…
Published	05/01/2023	Genitourinary Imaging: UreterPrimary ureteropelvic junction (UPJ) obstruction may be due to a {{c1::congenital aperistaltic segment of urete…
Published	05/01/2023	Genitourinary Imaging: UreterAn {{c1::ureterocele}} is a {{c2::focal dilation}} of the most {{c3::distal}} portion of the ureter which protrudes into …
Published	05/01/2023	Genitourinary Imaging: UreterAn orthotopic ureterocele is seen with a {{c3::normally::normally/abnormally}} inserting ureter, and is seen most commonl…
Published	05/01/2023	Genitourinary Imaging: UreterAn {{c1::ectopic}} ureterocele is seen in the setting of a duplicated collecting system, with ectopic insertion of t…
Published	05/01/2023	Genitourinary Imaging: UreterA {{c1::pseudoureterocele}} represents {{c2::intussusception}} of the distal ureter into the bladder
Published	05/01/2023	Genitourinary Imaging: UreterTo perform CT urography (CTU), patients are given {{c1::900mL}} of {{c1::water PO}} and either {{c2::250mL}} of {{c2::IV …
Published	05/01/2023	Genitourinary Imaging: UreterA pseudoureterocele may be due to {{c1::tumor}}, {{c2::radiation cystitis}}, or {{c3::vesicoureteral …
Published	05/01/2023	Genitourinary Imaging: UreterObstruction of the ureteropelvic junction (UPJ) can be either primary or secondary to …
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