Items tagged “renal”

36 results found
Article

Renal transplant related complications

The recipients of renal transplants are susceptible to a number of complications. The incidence of each is variable and partially subject to specific surgical transplantation techniques and management patterns.  Pathology Renal transplant complications These can be broadly categorized as peri...
Article

Renal osteodystrophy

Renal osteodystrophy, also known as uremic osteopathy, is a constellation of musculoskeletal abnormalities that occur in patients with chronic renal failure, due to concurrent and superimposed: osteomalacia (adults) or rickets (children) secondary hyperparathyroidism: abnormal calcium and phos...
Article

Wunderlich syndrome

Wunderlich syndrome is a rare condition in which spontaneous non-traumatic renal hemorrhage occurs into the subcapsular and perirenal spaces. Clinical presentation Wunderlich syndrome is clinically characterized by Lenk's triad: acute flank pain flank mass hypovolemic shock ​Mnemonic F: f...
Article

Junctional parenchymal defect of kidney

Junctional parenchymal defects in renal imaging are a normal variant, which results from the incomplete embryonic fusion of renunculi. Radiographic features Ultrasound It can be seen as a triangular echogenic cortical defect, frequently seen in upper lobe parenchyma. The defect is the extensi...
Case

Renal cell carcinoma with renal vein tumor thrombus

  Diagnosis certain
Praveen Jha
Published 11 Apr 2012
89% complete
CT
Case

Duplicated left renal vein

  Diagnosis certain
Chris O'Donnell
Published 20 Nov 2012
65% complete
CT
Case

Duplicated renal collecting system with ectopic ureter

  Diagnosis certain
Mohammad Taghi Niknejad
Published 10 Dec 2012
89% complete
CT
Article

Renal hemosiderosis

Renal hemosiderosis results from accumulation of hemosiderin in the kidneys. It is usually considered a benign and incidental radiologic finding and rarely results in clinically apparent renal dysfunction.  Pathology Renal hemosiderosis is a known complication of the following conditions: ...
Article

Supernumerary kidney

Supernumerary kidneys, also known as accessory kidneys, are a rare congenital anomaly of the urogenital system, where there are one or two additional kidneys. Epidemiology Less than 100 cases have been documented in the medical literature. Associations Many conditions have been found to be a...
Article

Spotted nephrogram

A spotted nephrogram is a descriptive term indicating an appearance of patchy, segmental and subsegmental renal parenchymal enhancement. Pathology The pattern is indicative of focal areas of cortical ischemia or necrosis, as a result of small vessel occlusion. This abnormal perfusion pattern c...
Article

Moth eaten calyces

Moth eaten calyx refers to the ragged, feathery calyceal outline due to irregular erosions of the calyx. It is one of the earliest excretory urographic appearance of genitourinary tuberculosis.  Pathology This appearance is due to necrotizing papillitis, which may further progress to form medu...
Article

Kidneys

The kidneys are paired retroperitoneal organs that lie at the level of the T12 to L3 vertebral bodies. Gross anatomy Location The kidneys are located to either side of the vertebral column in the perirenal space of the retroperitoneum, within the posterior abdominal wall. The long axis of the...
Article

Abnormal renal rotation

Abnormal renal rotation, also known as renal malrotation, refers to an anatomical variation in the position of the kidneys, in particular to anomalous orientation of the renal hilum. It may occur unilaterally or bilaterally. It is almost always an asymptomatic incidental finding. Epidemiology ...
Article

Renal vein

The renal veins are asymmetric paired retroperitoneal veins that drain the kidneys.  Gross anatomy Course The renal vein is formed by the union of two-to-three renal parenchymal veins in the renal sinus. It emerges from the renal hilum anterior to the renal artery and drains into the inferior...
Case

Acute pyelonephritis

  Diagnosis probable
David Cuete
Published 29 Dec 2013
65% complete
CT
Case

Medullary nephrocalcinosis (histology)

  Diagnosis certain
Andrew Ryan
Published 06 Aug 2014
71% complete
Pathology
Case

Bilateral renal malrotation

  Diagnosis certain
Arthur Daire
Published 08 Sep 2014
92% complete
CT
Case

Horseshoe kidney

  Diagnosis certain
Abdel-Rahman Abdel-Halim
Published 10 Oct 2014
98% complete
CT
Article

Renal cyst

Renal cyst is a generic term commonly used in description of any predominantly cystic renal lesion. The majority of parenchymal cystic lesions represent benign epithelial cysts; however, malignancy such as renal cell carcinoma may also present as a cystic lesion 8. Renal cysts are usually evalu...
Article

Juxtaglomerular cell tumor

Juxtaglomerular cell tumors, also known as reninomas, are uncommon renal tumor of the juxtaglomerular cells. The tumor cells secrete renin and often cause severe hypertension and hypokalemia. Epidemiology Juxtaglomerular cell tumor affect all age groups, but are most common in adolescents and ...

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