Publications by authors named "Catherine Stoermann Chopard"

Article Synopsis
  • Most cases of hypercalciuria are termed "idiopathic" since the underlying causes are often unknown, but researchers hypothesized that the enzyme CYP24A1, which inactivates vitamin D, might play a role in kidney stone formation.
  • The study analyzed data from 974 kidney stone formers in two cohorts, finding that lower activity of CYP24A1 (indicated by a specific vitamin D metabolite ratio) was associated with higher plasma and urinary calcium levels, as well as a greater likelihood of forming calcium oxalate stones and reduced bone density.
  • The findings suggest that CYP24A1 activity could be a contributing factor to clinical characteristics linked to idiopathic hypercalciuria, reinforcing the idea that vitamin
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Objective: Diet has a major influence on the formation and management of kidney stones. However, kidney stone formers' diet is difficult to capture in a large population. Our objective was to describe the dietary intake of kidney stone formers in Switzerland and to compare it to nonstone formers.

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Background: Nephrolithiasis is one of the most common conditions affecting the kidney and is characterized by a high risk of recurrence. Thiazide diuretic agents are widely used for prevention of the recurrence of kidney stones, but data regarding the efficacy of such agents as compared with placebo are limited. Furthermore, dose-response data are also limited.

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Background: Nephrotic syndrome is a unique clinical disorder, which provides interesting teaching opportunities that connect physiological and pathological aspects to clinical practice. During the current COVID-19 outbreak, in-person teaching in our institution was not permitted, thus creating a unique challenge for clinical skills teaching. A case-based electronic learning (e-learning) activity was designed to replace the traditional in-person teaching of renal semiology.

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Calciphylaxis is a rare disease with a poor prognostic that mostly occurs in patients with renal failure. Diagnosis is difficult and skin biopsy is the gold standard diagnostic procedure, although it may aggravate skin lesions. Identification of the typical cutaneous signs is important to initiate adequate medical care.

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Remote patient management (RPM) has the potential to help clinicians detect early issues, allowing intervention prior to development of more significant problems. A 23-year-old end-stage kidney disease patient required urgent start of renal replacement therapy. A newly available automated peritoneal dialysis (APD) RPM system with cloud-based connectivity was implemented in her care.

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Patients with chronic kidney disease exhibit a high mortality risk that is not fully explained by the classical cardiovascular risk factors. Vitamin D deficiency highly prevalent among CKD patients is independently associated with an increased mortality risk in this population. Advances in the understanding of vitamin D physiology dramatically changed the view on the role of this vitamin in kidney disease.

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Lithium continues to be the standard for acute and maintenance treatment of bipolar mood disorders despite the availability of alternative agents. Lithium has a narrow therapeutic index and can result in considerable toxicity. Acute renal intoxication is well-known but chronic kidney disease should be in each doctor's mind.

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Dyslipidemia is highly prevalent in patients with chronic kidney disease (CKD), contributing to their high cardiovascular morbidity/ mortality risk and kidney damage. The lipid profile of patients with CKD commonly shows elevation of triglycerides, accumulation of atherogenic lipoproteins and decrease of HDL cholesterol. Statins are as safe and secure in CKD patients as in the general population.

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