Items tagged “kidney”

323 results found
Article

Nephrocalcinosis

Nephrocalcinosis, previous known as Anderson-Carr kidney or Albright's calcinosis, refers to the deposition of calcium salts in the parenchyma of the kidney. It is divided into several types, with differing aetiologies, based on the distribution: medullary nephrocalcinosis: 95% cortical nephro...
Case

Lobar nephronia

 Diagnosis almost certain
A.Prof Frank Gaillard
Published 15 May 2008
65% complete
CT
Article

Bosniak classification system of renal cystic masses

The Bosniak classification system of renal cystic masses divides renal cystic masses into five categories based on imaging characteristics on contrast-enhanced CT. It is helpful in predicting a risk of malignancy and suggesting either follow up or treatment. Classification Bosniak 1 simple cy...
Article

AAST kidney injury scale

The American Association for the Surgery of Trauma (AAST) renal injury scale 3-4 is the most widely used grading system for renal trauma at the time of writing (late 2016). Severity is assessed according to the depth of renal parenchymal damage and involvement of the urinary collecting system a...
Article

Wilms tumour (staging)

Wilms' tumour staging is largely anatomical and relates to the invasion and spread of the tumour. Where there is invasion or metastasises, prognosis is poorer. Wilms tumour, is one of the more common childhood malignancies. stage I confined to kidney complete resection possible stage II loc...
Case

Renal angiomyolipoma

 Diagnosis certain
A.Prof Frank Gaillard
Published 04 Aug 2009
89% complete
CT
Article

Calyceal crescent sign

The calyceal crescent sign (Dunbar crescents) refers to the early intravenous pyelogram (IVP) appearance of markedly dilated renal calyces. It is formed by early contrast opacification of the dilated collecting ducts and ducts of Bellini with the characteristic shape as a result of the associate...
Article

Medullary sponge kidney

Medullary sponge kidney is a sporadic condition where the medullary and papillary portions of the collecting ducts are dysplastic, and dilated and in most cases develop medullary nephrocalcinosis.  Epidemiology The incidence of medullary sponge kidney is estimated at ≈1:5000. Clinical present...
Article

Vesicoureteric reflux (grading)

Vesicoureteric reflux (VUR) grading divides vesicoureteric reflux according to the height of reflux up the ureters and degree of dilatation of the ureters: grade 1: reflux limited to the ureter grade 2: reflux up to the renal pelvis grade 3: mild dilatation of ureter and pelvicalyceal system ...
Case

Medullary nephrocalcinosis

Medullary nephroc...
 Diagnosis certain
Dr Wael Nemattalla
Published 04 Nov 2009
66% complete
X-ray
Case

Horseshoe kidney

 Diagnosis almost certain
Dr Ruslan Esedov
Published 06 Nov 2009
48% complete
CT
Case

Unilateral renal agenesis

 Diagnosis probable
Dr Ruslan Esedov
Published 06 Nov 2009
42% complete
CT
Article

Robson staging system of renal cell carcinoma

Robson staging of renal cell carcinoma (RCC) is simple but has largely been replaced by the TNM system (see renal cell cancer staging article). Robson staging revolves around the relationship to Gerota's fascia, involvement of renal vein and regional nodes. stage I: limited to kidney stage II:...
Article

Renal cell carcinoma

Renal cell carcinomas (RCC) are primary malignant adenocarcinomas derived from the renal tubular epithelium and are the most common malignant renal tumour. They usually occur in 50-70-year-old patients and macroscopic haematuria occurs in 60% of the cases.  On imaging, they have a variety of ra...
Case

Hyperdense renal cyst

Hyperdense renal ...
 Diagnosis almost certain
A.Prof Frank Gaillard
Published 08 Nov 2009
45% complete
CTX-rayUltrasound
Case

Transitional cell carcinoma of the renal pelvis

Renal pelvis TCC
 Diagnosis certain
Dr Thomas Muller
Published 20 Nov 2009
66% complete
Fluoroscopy
Case

Angiomyolipoma with haemorrhage

 Diagnosis certain
A.Prof Frank Gaillard
Published 24 Dec 2009
89% complete
CT
Case

Multicystic dysplastic kidneys (MCDK)

MCDK
 Diagnosis certain
A.Prof Frank Gaillard
Published 09 Jan 2010
63% complete
Ultrasound
Case

Multicystic dysplastic kidneys (MCDK) - antenatal

MCDK
 Diagnosis certain
A.Prof Frank Gaillard
Published 09 Jan 2010
63% complete
Ultrasound
Case

Wilms tumour

 Diagnosis certain
Dr Jeremy Jones
Published 09 Jan 2010
83% complete
CT

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