Archive | renal function RSS feed for this section
Computed tomography (venous phase) of the abdomen and pelvis shows a large thick-walled, centrally hypodense, cystic mass (arrow) in the left portion of the horseshoe kidney.

Not Your Typical Renal Cyst

A 32-year-old man with no significant past medical or family history presented to his primary care physician with lower back and abdominal pain. Renal function tests and urinalysis were unremarkable. Computed tomography scan demonstrated a mixed cystic solid renal lesion with focal wall thickening and contrast enhancement within the left portion of a horseshoe kidney. […]

Read more

All Wrapped Up

All Wrapped Up and Nowhere to Flow When imaging revealed a mass, the differential diagnosis encompassed several possibilities. A 55-year-old white man was admitted for evaluation of acute kidney injury. Right-sided flank discomfort had worsened over the previous year, culminating in significant pain that now warranted evaluation. He denied fever, weight loss, night sweats, hematuria, […]

Read more

Hydroxycitric Acid Dietary Supplement-Related Herbal Nephropathy

Herbal preparations are unregulated and widely used because of public perception of being “harmless” and “natural.” Hydroxycitric acid, an extract from the herb garcinia cambogia, is a popular weight-loss supplement used for centuries in Asia. Its effect on weight loss, although being demonstrated in animal studies, may be effective on humans, but with harmful consequences. […]

Read more

D-dimer Testing in Patients with Suspected Pulmonary Embolism and Impaired Renal Function

The specificity of D-dimer testing in patients with suspected pulmonary embolism and impaired renal function is significantly decreased. Nonetheless, performing D-dimer tests is still useful because computed tomography scanning can be withheld in a significant proportion of these patients. Abstract Background Determination of pretest probability and D-dimer tests are the first diagnostic steps in patients […]

Read more