S. Madsen

ORCID: 0000-0003-0316-0096
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About
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Research Areas
  • Parathyroid Disorders and Treatments
  • Hormonal Regulation and Hypertension
  • Electrolyte and hormonal disorders
  • Renal Transplantation Outcomes and Treatments
  • Dialysis and Renal Disease Management
  • Pharmacological Effects and Toxicity Studies
  • Blood Pressure and Hypertension Studies
  • Metabolism and Genetic Disorders
  • Vitamin D Research Studies
  • Bone health and treatments
  • Medical Imaging and Pathology Studies
  • Neurological Complications and Syndromes
  • Renal function and acid-base balance
  • Pharmaceutical Economics and Policy
  • Erythrocyte Function and Pathophysiology
  • Hepatitis C virus research
  • Ion Transport and Channel Regulation
  • Muscle and Compartmental Disorders
  • Lipoproteins and Cardiovascular Health
  • Neonatal Health and Biochemistry
  • Renal and Vascular Pathologies
  • Potassium and Related Disorders
  • Biomedical Research and Pathophysiology
  • Organ Donation and Transplantation
  • Drug-Induced Hepatotoxicity and Protection

Aarhus University Hospital
1993-2023

The University of Sydney
2023

Copenhagen University Hospital
2017

Frederiksberg Hospital
2009

657 Oslo
2004

Sahlgrenska University Hospital
2004

University Health Network
2004

Charité - Universitätsmedizin Berlin
2004

Vejle Sygehus
1997

Aalborg University Hospital
1993

99Tcm-polyphosphate (Tc-PP) bone scintigraphy was performed in 30 consecutive uremic patients on regular hemodialysis and compared with a normal control group. 27 of the (90%) had pathological accumulation scintigrams, while roentgenographic abnormalities were present only 10 (33%), indicating that is superior to X-ray early detection skeletal changes patients. In group most pronounced uptake scintigrams there preponderance previously kidney-transplanted patients, no correlation could be...

10.1159/000180738 article EN ˜The œNephron journals/Nephron journals 1976-01-01

Background Recent clinical trials of primary and secondary prevention cardiovascular disease have demonstrated that lowering plasma cholesterol with 3-hydroxy-3-methylglutaryl coenzyme A (HMG CoA) reductase inhibitors ('statins') reduces morbidity mortality from coronary heart in diverse patient populations.

10.1177/174182670100800202 article EN European Journal of Cardiovascular Prevention & Rehabilitation 2001-04-01

AbstractNet absorption of calcium, calcium balance and bone mineral content were studied in 83 patients with small-bowel resections various lengths, mainly owing to CIBD, while they receiving a standardized diet supplying 70 g fat 800 mg calcium. Median duration disease was 9 years (range, 5 months 53 years) median length time from resection 3 2 18 years). In the whole case material net ranged +573 −268 mg/day; median, +65 mg/day (+56% −26% dietary calcium; +6%). A weak inverse correlation...

10.3109/00365528109181952 article EN Scandinavian Journal of Gastroenterology 1981-03-01

Cyclosporin has improved graft survival after renal transplantation, but cyclosporin nephrotoxicity is a severe clinical problem. Conversion from to azathioprine 1 year transplantation might improve long-term by avoidance of nephrotoxicity. After treatment with and prednisolone during the first 106 patients were consecutively randomized either or in prospective, controlled study following 5 years, i.e. 6 years transplantation. Actuarial estimates rates inclusion obtained product-limit method...

10.1093/oxfordjournals.ndt.a092441 article EN Nephrology Dialysis Transplantation 1993-01-01

Serum insulin and blood sugar were investigated in ten normal-weight diabetics with maturity-onset diabetes 12 controls before after intravenous injection of 25 gm d-glucose without during simultaneous infusion isoprenaline 2 µg/min. A significant increase serum concentration was found both groups, glucose. The level the to be normal, although following glucose greatly reduced. It is concluded that patients there presumably a defect turnover B cells, whereas process secretion itself normal.

10.1055/s-0028-1094054 article EN Hormone and Metabolic Research 2009-01-07

Acute scrotum is a common presentation in the pediatric population and can indicate serious conditions such as testicular torsion, which quick diagnosis treatment crucial for increasing chances of favorable outcome. During COVID-19 pandemic, even patients with conditions, had delayed presentations in-hospital management, resulting worse outcomes.

10.1016/j.jpurol.2023.07.003 article EN cc-by Journal of Pediatric Urology 2023-07-13

The present study was undertaken to investigate the effect of a continuous calcium infusion on plasma levels aldosterone, renin activity, and cortisol in six anephric four nonnephrectomized patients regular hemodialysis. In both groups, significant increase whole blood ionized (b-Ca2+) demonstrated. A aldosterone (PAC) noted patients, whom risein PAC correlated with b-Ca2+. However, only asmaller insignificant found. No changes were demonstrated or nor potassium sodium concentrations either...

10.1210/jcem-46-5-740 article EN The Journal of Clinical Endocrinology & Metabolism 1978-05-01

Abstract. Since it has previously been claimed that angiotensin II (All) stimulates vasopressin (AVP) secretion, the effect of All-infusions was studied in 1) 6 normals, 2) 5 non-nephrectomized haemodialysis (HD) patients, and 3) nephrectomized HD patients. In dialysis patients infusion rate increased step-wise from 2–12 ng AII/kg bw × min −1 terminated if diastolic blood pressure (BP) more than 20 mmHg. Normals were infused at a constant 4 . all groups significant increments BP plasma...

10.1530/acta.0.0950422 article EN European Journal of Endocrinology 1980-11-01

To Study the degree and course of skeletal demineralization in patients with chronic renal failure gamma-ray bone densitometry radius was performed (1) a cross-sectional study 88 uremic (2) longitudinal over 13.5 months 26 these patients. The results were compared to measurements mineral content/width (BMC/W) 191 normal adults. Furthermore evaluate importance calcium-metabolic changes serum ionized calcium (Ca++), phosphate, alkaline phosphatase, immunoreactive parathyroid hormone (i-PTH),...

10.3109/00365597809179725 article EN Scandinavian Journal of Urology and Nephrology 1978-01-01

The effect of 1-alpha-hydroxycholecalciferol (1alpha-OH-D3) on the renal handling phosphate and immunoreactive parathyroid hormone in serum (i-PTH) has been studied 10 patients with a wide range glomerular filtration rate (GFR), maximal tubular reabsorption (TmP) i-PTH. were treated 2 mug 1alpha-OH-D3 per day for approximately 80 days. Before after this period treatment, TmP, i-PTH, 51Cr EDTA clearance, extracellular volume, standard bicarbonate, calcium measured each patient. TmP/GFR ratio...

10.1111/j.0954-6820.1976.tb08245.x article EN Acta Medica Scandinavica 1976-01-12

ABSTRACT. The relation between the renal handling of phosphate, expressed as maximal tubular reabsorption phosphate (TmP)/glomerular filtration rate (GFR) index, and serum concentration immunoreactive parathyroid hormone (i‐PTH) has been investigated in 15 patients with a very wide range GFR, TmP/GFR i‐PTH. Seven had well functioning kidney allografts, GFR ranging from 43.1 to 64.9 ml/min, while eight varying degrees chronic nephropathy, 26.7 2.3 ml/min. TmP, i‐PTH concentration, 51 Cr EDTA...

10.1111/j.0954-6820.1976.tb08187.x article EN Acta Medica Scandinavica 1976-01-12

ABSTRACT In a previous investigation by our group it was suggested that the stimulating effect of 1‐α‐hydroxycholecalciferol (1‐α‐OH‐D 3 ) on tubular reabsorption phosphate is mediated via parallel suppression parathyroid hormone (PTH). A direct 1‐α‐OH‐D renal tubule could however not be completely excluded. Therefore, studied in 5 totally parathyroidectomized patients, whom concomitant PTH would occur. TmP/GFR, i.e. ratio between maximal (TmP) and glomerular filtration rate (GFR), used as...

10.1111/j.0954-6820.1977.tb16776.x article EN Acta Medica Scandinavica 1977-01-12
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