Items tagged “kidneys”
7 results found
Article
Renal papillary necrosis
Renal papillary necrosis refers to ischaemic necrosis of the renal papillae. Necrosis also occurs in the medullary pyramids.
Clinical presentation
Patients can present with both acute episodes or chronic renal papillary necrosis. Calyceal or ureteral obstruction by sloughed papillae manifests ...
Article
Low signal intensity renal parenchyma
There are relatively few causes of low signal intensity renal parenchyma. Causes include:
haemolysis
paroxysmal nocturnal haemoglobinuria
mechanical: malfunctioning prosthetic cardiac valve
sickle cell disease
infection
haemorrhagic fever with renal syndrome (HFRS)
vascular disease
acute...
Article
Renal artery
The renal arteries originate from the abdominal aorta and enter the renal hila to supply the kidneys. Any variant in arterial supply is important to clinicians undertaking surgery or other interventional renal procedures.
Gross anatomy
Origin
They arise from the lateral surface of the abdomi...
Article
Lithium induced renal disease
Lithium induced renal disease is characterised by a progressive decline in renal function, evidenced by increasing serum creatinine and decreased creatinine clearance. The lithium salt causes direct injury to the renal tubules. The duration of lithium therapy increases the risk of progression to...
Article
Normal genitourinary tract imaging examples
This article lists examples of normal imaging of the genitourinary tract and surrounding structures, divided by modality.
Kidneys
Plain radiograph
KUB: example
abdominal x-ray: example
Intravenous Urogram / Pyelogram (IVU/IVP)
IVU: example 1, example 2
Ultrasound
renal ultrasound: exampl...
Article
Pyelography
Pyelography (or "pyelogram") refers to imaging of the urinary collecting system.
The term is most often encountered in 'intravenous pyelography' (or "IVP"). For some, this is a misnomer and a test that images intravenous contrast as it travels through the kidney parenchyma into the urinary coll...
Article
Retrograde pyelography
Retrograde pyelography (also known as retrograde pyeloureterography) is a method of imaging the upper urinary collecting system. After IVU and CTU were developed, it has been rarely performed as a primary study, but it still has a few potential indications as a secondary study.
Indications
non...
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