Manuel Alfredo Podestà

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Hyponatremia, defined as a serum sodium concentration <135 mEq/L, represents the most frequent electrolyte disorder in older hospitalized patients. Early recognition of hyponatremia is mandatory, since it represents an independent risk factor that increases hospital mortality by 40 %. Delayed correction of hyponatremia may worsen brain edema, resulting in(More)
Erdheim-Chester disease (ECD) is a rare non-Langerhans cell histiocytosis characterized by infiltrates of lipid-laden CD68(+)/CD1a(-) histiocytes, affecting heart, lungs, central nervous system, and bones. Kidney and adjacent structures can also be affected, leading to renal failure in about 30% of cases. The diagnosis is challenging, and treatment is(More)
Erdheim-Chester disease (ECD) is a life-threatening multi-systemic non-Langerhans histiocytosis with cardiovascular complications as the leading cause of death. ECD affects the kidneys in up to 30% of cases, with fibrotic tissue deposition in the perirenal fat and renal hilum. Diagnosis is usually based on histological analysis of the pathologic tissue,(More)
A 32-year-old man with an unremarkable medical history presented to the ambulatory clinic with complaints of nonlocalized abdominal pain. The results of a physical examination were unremarkable. The results obtained from liver, pancreatic, and renal testing were within the reference intervals, and the results of both a fecal occult blood test and an(More)
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