Items tagged “kidney”

344 results found
Article

Nephrostomy

Nephrostomy is a common urologic or interventional radiology procedure in which a tube/catheter is introduced into the renal collecting system (usually the renal pelvis). Nephrostomies can either be "open" nephrostomy: after a urological surgical procedure, such as a UPJ stone removal thes...
Case

Compound calyx (normal variant)

  Diagnosis certain
Matt A. Morgan
Published 25 Nov 2015
91% complete
Fluoroscopy Annotated image
Case

Spontaneous active bleeding into a cyst in autosomal dominant polycystic renal disease

  Diagnosis certain
Chris O'Donnell
Published 15 Dec 2015
92% complete
CT
Case

Delayed nephrogram (IVP)

  Diagnosis certain
Matt A. Morgan
Published 19 Dec 2015
82% complete
X-ray
Article

Antopol-Goldman lesion

Antopol-Goldman lesions are very rare presentations of subepithelial hemorrhage in the renal pelvis, presenting as discrete mass-like hematomas. Pathology The cause of these lesions is uncertain, although long-term anticoagulation, non-steroidal anti-inflammatory drugs (NSAIDs) overuse, trauma...
Case

Cystic brain metastasis from renal cell carcinoma

  Diagnosis almost certain
Mostafa Elfeky
Published 16 Mar 2016
78% complete
CT MRI
Case

Brain metastases from renal cell carcinoma

  Diagnosis certain
Mostafa Elfeky
Published 26 Feb 2016
95% complete
CT MRI
Case

Staghorn stone on CT

  Diagnosis almost certain
Mohamed El Deen
Published 12 Jan 2016
62% complete
CT
Case

Perinephric stranding

  Diagnosis certain
Matt A. Morgan
Published 23 Jan 2016
95% complete
CT Annotated image
Case

Renal duplication with ureterocele (Weigert-Meyer rule)

  Diagnosis almost certain
Shankar Poudel
Published 16 Feb 2016
74% complete
CT
Article

Ossifying renal tumor of infancy

Ossifying renal tumor of infancy (ORTI) is a rare renal tumor. Epidemiology extremely rare, <<1% of pediatric renal neoplasms (17 cases reported) 6 days - 3 months male predominant Pathology Histology reveals spindle cells and osteoblastic cells in a calcified osteoid matrix. It is thought...
Article

Renal transplant

Renal transplantation is one, if not the most, common transplant procedures undertaken worldwide. Consequently, purposeful and incidental imaging of renal transplants and renal transplant-related complications are increasingly common. These include acute renal transplant rejection and chronic re...
Case

Renal tubular ectasia

  Diagnosis almost certain
Matt A. Morgan
Published 17 May 2016
79% complete
Fluoroscopy
Case

Crossed fused renal ectopia

  Diagnosis certain
Vikas Shah
Published 10 Jul 2016
68% complete
CT
Case

Horseshoe kidney

  Diagnosis certain
Pir Abdul Ahad Aziz Qureshi
Published 24 Aug 2016
92% complete
CT
Article

Renal arteriovenous fistula

Renal arteriovenous fistulae (AVFs) are anomalous direct communications between arteries and veins in the kidney, which may be confused with a renal arteriovenous malformation (rAVM). Epidemiology The incidence of renal AVF is variable, estimated at 0.3-19% in native kidneys and 6-8% in renal ...
Case

Renal abscess

  Diagnosis certain
Maulik S Patel
Published 17 Oct 2016
88% complete
Ultrasound
Article

Calyceal diverticulum

Calyceal diverticula, also known as pyelocalyceal diverticula, are outpouchings of the renal calyx or pelvis into the renal cortex. These diverticula are lined with transitional cell epithelium. Epidemiology Relatively uncommon, historically seen in 0.21% to 0.60% of intravenous urograms (IVU)...
Case

Pelviureteric junction obstruction

  Diagnosis almost certain
Mostafa Elfeky
Published 05 May 2017
77% complete
CT
Case

Parapelvic cyst

  Diagnosis certain
Mostafa Elfeky
Published 02 May 2017
92% complete
CT

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