Publications by authors named "Potemkina A"

Objective: Existing quality of care frameworks insufficiently integrate the perspectives of physicians, nurses and patients. We collected narrative accounts from these three groups to explore if their perspectives might add new content to these existing definitions.

Methods: Ninety-seven descriptions of "good" and "poor" care episodes were collected from a convenience sample of physicians, nurses and outpatients at eight regional hospitals.

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to evaluate the effect of pseudoexfoliation syndrome (PXF) on the stage of age-related macular degeneration (AMD) and central retinal thickness, measured by optical coherence tomography (OCT) in elderly patients living in Saint-Petersburg. 25 elderly patients (30 eyes) with PXF and 25 age-matched patients (29 eyes) without PXF (control group) were included in the study. Retinal thickness in fovea and parafovea as well as AMD stage were compared in the groups.

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To test the association between bilateral nephrectomies in patients with autosomal recessive polycystic kidney disease (ARPKD) and long-term clinical outcome and to identify risk factors for severe outcomes, a dataset comprising 504 patients from the international registry study ARegPKD was analyzed for characteristics and complications of patients with very early (≤ 3 months; VEBNE) and early (4-15 months; EBNE) bilateral nephrectomies. Patients with very early dialysis (VED, onset ≤ 3 months) without bilateral nephrectomies and patients with total kidney volumes (TKV) comparable to VEBNE infants served as additional control groups. We identified 19 children with VEBNE, 9 with EBNE, 12 with VED and 11 in the TKV control group.

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In the pediatric population, little is known on de novo DSA development, its impact on graft function, and association with suboptimal IS. We assessed the prevalence of de novo DSA in the Vienna cohort of 40 renal transplanted children and adolescents and prospectively followed its association with clinical parameters, graft function, and proteinuria for one yr. At the cross-sectional analysis (median post-transplant time of five yr), 17% of the patients had developed de novo DSA.

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Calcimimetics are indicated for secondary hyperparathyroidism in chronic kidney disease, and some data have suggested their protective role for progression of renal damage. We aimed to evaluate whether a calcimimetic can slow the progression of kidney damage in uninephrectomized apolipoprotein E (ApoE)-deficient (ApoE-/-) mice. To this end, we compared its effect with that of calcitriol.

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