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renal imaging

Angiomyolipomas

I got an econsult this morning on a young patient with an incidentally-discovered lesion on her kidney which was consistent with an angiomyolipoma. It is not uncommon to see these on ultrasound and there are a few clinical…

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Emphysematous Pyelonephritis

I was asked to see 74 year old man with an acute on chronic kidney injury.  He had 2 days of generalised lower abdominal pain and vomiting but no urinary symptoms or fever.  His past history included advanced…

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The evolving role of PET imaging in Nephrology

Positron emission tomography (PET) is a nuclear imaging modality that provides functional imaging of structures based on their ability to metabolize glucose and concentrate specific molecules that have been labeled with a positron-emitting radionuclide. Metabolically active cells (e.g,…

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Ultrasound Course for Nephrologists

Continuing our practice of highlighting excellent courses for Nephrologists and Fellows, here is a message from Professor W. Charles O’Neill regarding the annual Ultrasound for Nephrologists Course at Emory University this October. The course brochure and application form…

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Less is More

Despite the fact that the kidney ultrasound is generally obtained as one of multiple recommendations when evaluating AKI, the benefit of kidney ultrasound is not clear. The post-renal causes of AKI are not very common. It adds to…

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Differential Diagnosis for Large Kidneys

The differential diagnosis for large kidneys (often demonstrated on renal ultrasound) is interesting, as there are a few conditions which are especially associated with this finding. Of course, with any type of chronic damage, the kidneys tend to…

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Urinoma

Time for some “Renal Radiology Rounds.” The case involves a 77 year-old man with a history of severe benign prostatic hypertrophy. He had been advised to have a TURP in the past but had repeatedly declined. He was…

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