Tag Archives: Nephrology

EUHM Resident Report: Are CT findings valid for prognostication of renal cysts under the Bosniak Classification?

The Bottom Line: CT and MR imaging findings were similar in the majority of cystic renal masses. In some cases, however, MR images may depict additional septa, thickening of the wall and/or septa, or enhancement, which may lead to an … Continue reading

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Review of calciphylaxis

Nigwekar, Sagar U, et al. “Calciphylaxis: risk factors, diagnosis, and treatment.” American journal of kidney diseases 66.1 (2015):133-46. jkn 2/9

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Review of acute tubular necrosis (ATN)

Section for acute tubular necrosis within the following book is useful as a review of the condition. Watnick, S., & Dirkx, T. (2015). Kidney disease. In M. A. Papadakis, S. J. McPhee, & M. W. Rabow. Current medical diagnosis and … Continue reading

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In patients with suspected pyelonephritis, how useful is the finding of costovertebral (CVA) tenderness?

Bottom line:  A finding of CVA tenderness on physical exam does not by itself significantly raise the suspicion of UTI to confirm diagnosis, but can combine with other findings, such as hematuria and dysuria, to guide decision-making. Summary:  The diagnostic usefulness of … Continue reading

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How to differentiate the three types of renal tubular acidosis.

Go to Dynamed section on Renal tubular acidosis (RTA) Click “Diagnosis” on left menu Review table: Testing overview: -patients with metabolic acidosis due to RTA have low serum bicarbonate concentration, normal anion gap, and negative base excess -pattern of blood … Continue reading

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How do ACE inhibitors act to protect kidney function in the setting of HIV-associated nephropathy?

Bottom line:  ACE inhibitors protect kidney function by decreasing glomerular capillary pressure and by reducing exposure to proteins which could cause proliferation of mesangial cells and matrix. Summary:  According to Goodman & Gilman’s Pharmacological Basis of Therapeutics [AccessMedicine], ACE inibitors … Continue reading

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Review of drug-induced acute interstitial nephritis

Summary of evidence: Perazella, Mark A, and Glen SMarkowitz. “Drug-induced acute interstitial nephritis.” Nature reviews. Nephrology 6.8 (2010):461-470.

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