Clinical trials: Nutritional Rickets
Hypovitaminosis D, Cardiovascular Diseases
Vitamin D Supplementation on in Major Orthopedic Surgery
Prospective, monocentric study in open, aimed at evaluating the effects of supplementation with calcifediol on left ventricular function parameters in cardiopathic subjects undergoing major orthopedic surgery.
- Trial name
- NCT03403933
- Testing
- Didrogyl
- Where
- Italy
- Volunteers
- 74 people, healthy volunteers welcome
- Sponsor
- I.R.C.C.S Ospedale Galeazzi-Sant'Ambrogio
Healthy
Study Comparing Two Isoforms of Vitamin D Supplements for Infants
There are two different types of vitamin D - vitamin D3 (animal source) and vitamin D2 (plant source). Almost all the usual vitamin D preparations for infants available in Canadian pharmacies contain vitamin D3 which may not be…
- Trial name
- NCT01190137
- Testing
- Cholecalciferol (D3) or ergocalciferol (D2)
- Where
- Canada
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- McGill University
Generalized Arterial Calcification of Infancy, Autosomal Recessive Hypophosphatemic Rickets Type2
Study of People With Generalized Arterial Calcification of Infancy (GACI) or Autosomal Recessive Hypophosphatemic Rickets Type 2 (ARHR2)
Background: Generalized Arterial Calcification of Infancy (GACI) is a very rare disorder. It can be fatal before birth or by age 6 months. Anumber of people with GACI survive into adulthood.
- Trial name
- NCT03478839
- Where
- United States
- Volunteers
- 48 people
- Sponsor
- National Human Genome Research Institute (NHGRI)
Chronic Renal Insufficiency, Renal Osteodystrophy
Clinical Observation on Bone Metabolism Induced by Chronic Renal Insufficiency
Patients with chronic renal insufficiency usually develop secondary osteoporosis or bone loss, which is called renal osteodystrophy.
- Trial name
- NCT02147782
- Where
- 4 sites in China
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Shanghai University of Traditional Chinese Medicine
Renal Failure, Kidney Donors
BOne Dysfunction in Donor NEphrectomieS
Most dialysis patients die from vascular disease, which is statistically associated with changes related to chronic kidney disease associated mineral bone disorder (CKD-MBD)3-9.
- Trial name
- BONES (NCT04674397)
- Testing
- Radioisotope GFR test
- Where
- United Kingdom
- Volunteers
- 34 people
- Sponsor
- Manchester University NHS Foundation Trust
Hypophosphatemia, Familial, Hyperparathyroidism
Effectiveness of Paricalcitol in Reducing Parathyroid Hormone (PTH) Levels in X-linked Hypophosphatemic Rickets
The purpose of this study is to determine the effectiveness of paricalcitol, a form of synthetic vitamin D, in lowering parathyroid hormone (PTH) levels and reducing disease symptoms in children and adults with X-linked…
- Trial name
- NCT00417612
- Testing
- Paricalcitol
- Where
- United States
- Volunteers
- 33 people
- Sponsor
- Yale University
Hypovitaminosis D
A Study on Oral Vitamin D Megadoses
The purpose of this study is to determine if infrequent administration of oral vitamin D megadoses is effective treatment to maintain serum 25-hydroxyvitamin D(3) above target levels of 50-75 nmol/L.
- Trial name
- NCT01067898
- Testing
- vitamin D3 (cholecalciferol), olive oil, calcium carbonate
- Where
- Finland
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Helsinki University Central Hospital
Hypovitaminosis D, Spinal Disease
Analysis of Hypovitaminosis D and Osteopenia/Osteoporosis in Spinal Disease Patients Who Underwent a Spinal Fusion at Illinois Neurological Institute, Peoria, IL., a Retrospective Review From November 1, 2012 to October 31, 2014 and Prospective Pilot From July 1, 2015-June 30, 2016
The purpose of this study is to determine if there is correlation between Vitamin D deficiency and spinal disease/spinal fusion surgery.
- Conditions
- Hypovitaminosis D, Spinal Disease, Osteoporosis
- Trial name
- NCT02534714
- Where
- United States
- Volunteers
- 460 people
- Sponsor
- OSF Healthcare System
Autosomal Dominant Hypophosphatemic Rickets
Iron Therapy for Autosomal Dominant Hypophosphatemic Rickets: A Pilot Project.
The purpose of the study is to gain a better understanding of the effect of iron on fibroblast growth factor 23 (FGF23) in the inherited disorder, autosomal dominant hypophosphatemic rickets (ADHR).
- Trial name
- NCT02233322
- Testing
- Iron
- Where
- United States
- Volunteers
- 8 people
- Sponsor
- Indiana University
Chronic Kidney Disease Mineral and Bone Disorder, Chronic Kidney Disease (CKD)
The CPH-MBD Cohort
Persons with chronic kidney disease (CKD) have a 3-fold increased risk of bone fracture and a 10-fold increased risk of cardiovascular disease than the general population.
- Conditions
- Chronic Kidney Disease Mineral and Bone Disorder, Chronic Kidney Disease (CKD), Bone Markers
- Trial name
- NCT07193056
- Where
- Denmark
- Volunteers
- 1,000 people
- Sponsor
- Herlev Hospital
X-linked Hypophosphatemia (XLH)
Prevention of Spontaneous Dental Abscesses in Children With X-linked Hypophosphatemia : a RCT
This study is a prospective, randomized, single-blind, split-mouth, national multicenter trial, comparing the efficacy of a self-etch adhesive system combined (SAM) with a flowable composite to that of a fluoride varnish for the…
- Trial name
- PRADEX (NCT04872907)
- Testing
- adhesive system, fluoride varnish, flowable composite
- Volunteers
- 60 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Chronic Kidney Disease-Mineral and Bone Disorder
Relationship Between Serum 1,25-dihydroxy Vitamin D and Markers of Bone Metabolism in Renal Dysfunction Patients
This cross-sectional study was conducted, including those subjects tested for 1,25(OH)2D during Jan 2015-Dec 2021. Estimated glomerular filtration rate (eGFR) was calculated and subjects were classified into chronic kidney…
- Trial name
- NCT05399251
- Volunteers
- 1,553 people
- Sponsor
- Aga Khan University Hospital, Pakistan
Hypovitaminosis D, Deficiency of Micronutrients
Investigation of Vitamin D3 Enriched, Reduced-fat Yellow Cheese Efficacy to Prevent Vitamin D Deficiency
The primary aim of the current study was to investigate whether the consumption of vitamin D3 enriched, reduced-fat yellow cheese can counterbalance the expected decrease in serum 25-hydroxyvitamin D concentration during winter…
- Trial name
- NCT02543671
- Testing
- vitamin D3 enriched, reduced-fat yellow cheese, plain (non-fortified) reduced-fat yellow cheese
- Where
- Greece
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Harokopio University
Cancer Breast, Hypovitaminosis D
Influence of Preoperative Vitamin D Level on Postoperative Pain in Breast Cancer Surgery Patients
Vitamin D deficiency is a general problem that vigorously affects human health . Breast cancer is the most frequently diagnosed life-threatening cancer in women and the leading cause of cancer death among women.Vitamin D…
- Trial name
- NCT06551688
- Testing
- Serum 25(OH)D level
- Where
- Egypt
- Volunteers
- 184 people
- Sponsor
- Fayoum University
Vitamin D Deficiency
Controlled Trial of Prenatal Vitamin D3 Supplementation to Prevent Vitamin D Deficiency in Mothers and Their Infants
The purpose of this research study is to compare the effects of higher dose vitamin D with commonly recommended dose in pregnant women to see which is better in achieving and/or maintaining sufficient vitamin D blood levels…
- Trial name
- PA 03-103 (NCT00610688)
- Testing
- Prenatal Vitamin, Cholecalciferol (Vitamin D3)
- Where
- 2 sites in United States, United Arab Emirates
- Volunteers
- 192 people, healthy volunteers welcome
- Sponsor
- Children's Hospital Medical Center, Cincinnati
Type 2 Diabetes Mellitus, Obesity
Effect of Vitamin D Supplementation on the Metabolic Control and Body Composition of Type 2 Diabetes Subjects in Ajman (UAE)
The incidence of type 2 diabetes mellitus and obesity is increasing at an alarming rate both nationally and worldwide. Accumulating evidence suggests that serum cholecalciferol levels may be inversely related to the prevalence of…
- Conditions
- Type 2 Diabetes Mellitus, Obesity, Hypovitaminosis D
- Trial name
- VDIS (NCT02101151)
- Testing
- Vitamin D3(cholecalciferol)
- Where
- United Arab Emirates
- Volunteers
- 87 people
- Sponsor
- Rashid Centre for Diabetes and Research
CKD-MBD - Chronic Kidney Disease Mineral and Bone Disorder, Secondary Hyperparathyroidism
The Longitudinal PTH-Study
The main study aim is to quantify the agreement between the analytical results provided by two third generation and two second generation Parathyroid hormone (PTH) assays.
- Conditions
- CKD-MBD - Chronic Kidney Disease Mineral and Bone Disorder, Secondary Hyperparathyroidism, Kidney Replacement
- Trial name
- NCT03464149
- Testing
- One armed study, blood from each patient is analysed by four assays ( two 3rd generation and two 2nd generation assays)
- Where
- Austria
- Volunteers
- 132 people
- Sponsor
- Medical University of Vienna
End Stage Renal Disease (ESRD), CKD 5D, Hemodialysis
Activated Charcoal Use in Chronic Kidney Disease Patients
Hyperphosphatemia management is initially based on restricting dietary phosphorus intake. Hyperphosphatemia is almost always seen in patients on dialysis and may contribute to progressive vascular calcification.
- Conditions
- End Stage Renal Disease (ESRD), CKD 5D, Hemodialysis, CKD-MBD - Chronic Kidney Disease Mineral and Bone Disorder
- Trial name
- NCT06906874
- Testing
- Activated Charcoal, Phosphate Binders
- Where
- Egypt
- Volunteers
- 40 people
- Sponsor
- Mansoura University
Hypophosphatemic Rickets, X-Linked Dominant
Effect of Cinacalcet on Parathyroid Hormone Secretion in Children and Adolescents With Hypophosphatemic Rickets
This study will measure the effect of cinacalcet (Sensipar) on parathyroid hormone (PTH) secretion in children and adolescents with hypophosphatemic rickets (XLH).
- Trial name
- NCT00195936
- Testing
- Cinacalcet
- Where
- United States
- Volunteers
- 8 people
- Sponsor
- Children's Mercy Hospital Kansas City
Ectonucleotide Pyrophosphatase/Phosphodiesterase 1 Deficiency, ATP-Binding Cassette Subfamily C Member 6 Deficiency
PROPEL - A Prospective Observational Patient Registry to Evaluate ENPP1 and ABCC6 Deficiency
The purpose of this prospective registry is to characterize the natural history of ectonucleotide pyrophosphatase/phosphodiesterase1(ENPP1) Deficiency and the infantile-onset form of adenosine triphosphate (ATP) binding cassette…
- Trial name
- NCT06302439
- Testing
- No Intervention for this observational study
- Where
- 14 sites in United States, Canada and 7 more
- Volunteers
- 54 people
- Sponsor
- Inozyme Pharma