Gearoid McMahon
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Gearoid McMahon

Urea and Hyponatremia

Urea is a hyponatremia treatment long forgotten in the United States. Chronic SIADH is usually managed either by vaptans or a combination of fluid restriction, salt and furosemide. However, vaptans are very expensive and few patients can afford…

Too much protein

An internal medicine resident was presenting a consult to our team on a patient with nephrotic-range proteinuria. During his presentation, he stated that he had already ruled out amyloidosis because the patient had a negative SPEP and UPEP…

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Publish or Perish

In academic medicine we are all aware of the pressure to publish, and the metric by which many judge the quality of the papers that are published by a given author is the impact factor of the journal…

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Calciphylaxis

An ESRD patient on CAPD was recently admitted to our hospital with possible pneumonia. It was noticed that he had painful plaque-like necrosis, with areas of ulceration. Even in the absence of a skin biopsy, the consensus was…

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To Treat of Not

A 46 year old man with a recent diagnosis of acute leukemia and white count of 90,000 was transferred to our facility with non-oliguric AKI secondary to tumor lysis syndrome. The patient was hypocalcemic (Ca 5.2mg/dl) and hyperphosphatemic…

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Gassy

When putting a patient on CRRT, the choice of buffer these days is largely dependent on whether or not you want to use citrate for anticoagulation. Most of our patients get either citrate or bicarbonate. However, not so…

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Miracle Drug?

The above figure compares long term survival in a subgroup of a trial that was published in Circulation in 1980. This was a randomized controlled trial of just over 1000 patients with known cardiovascular disease who were treated with medical…

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Pregnancy and Dialysis

A woman with no past medical history was admitted to the ICU service with acute kidney injury secondary to atypical HUS. She was early in pregnancy and we were consulted in order to start dialysis. The management of…

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