Clinical trials: Dietary Calcium Deficiency
Hemodialysis Complication, Vitamin D Deficiency
Cholecalciferol on Hemodialysis Patients
Screening the prevalence of vitamin D deficiency among Egyptian hemodialysis patients on a single center (Ain Shams University hospital).
- Conditions
- Hemodialysis Complication, Vitamin D Deficiency, Vascular Calcification
- Trial name
- NCT03602430
- Testing
- Cholecalciferol
- Where
- Egypt
- Volunteers
- 60 people
- Sponsor
- Ain Shams University
Hemodialysis Complication, Shoulder Joint Disorder
The Effect of Baduanjin on Shoulder Function in Maintenance Hemodialysis Patients
The aim of this study is to examine the effect of 18-month Baduanjin exercise on shoulder joint function in maintenance hemodialysis (MHD) patients.
- Conditions
- Hemodialysis Complication, Shoulder Joint Disorder, CKD-MBD
- Trial name
- NCT06314321
- Testing
- Baduanjin exercise
- Where
- China
- Volunteers
- 60 people
- Sponsor
- Affiliated Hospital of Nantong University
Renal Osteodystrophy
Systematic Study of Parameters of Chronic Kidney Disease Mineral and Bone Disorder (CKD-MBD)
Bone and mineral disease is a key problem in patients with kidney disease. The available clinical parameters are non-specific, unproven for the assessment of the bone metabolism and do not reflect the complexity and diversity of…
- Trial name
- BoneX (NCT02556216)
- Where
- Germany
- Volunteers
- 100 people
- Sponsor
- Hannover Medical School
X-linked Hypophosphatemia
Foot Disorders in X-linked Hypophosphatemia
This study aimed to characterize foot pathologies using X-rays and clinical examination and assess related outcome scores in adolescents and adults with X-linked Hypophophatemia
- Trial name
- NCT06067932
- Testing
- Foot X rays, Clinical examination + scores
- Where
- Austria
- Volunteers
- 28 people
- Sponsor
- Orthopedic Hospital Vienna Speising
Chronic Kidney Disease, Renal Osteodystrophy
Serum Sclerostin Levels, Cardiovascular Parameters and Carpal Tunnel Syndrome in Maintenance Hemodialysis Patients
Sclerostin, the product of the SOST gene, located on chromosome 17, locus q11.2 in humans, was originally believed to be a non-classical Bone morphogenetic protein (BMP) antagonist.Sclerostin was recently identified as a…
- Conditions
- Chronic Kidney Disease, Renal Osteodystrophy, Left Ventricular Hypertrophy
- Trial name
- NCT01382966
- Where
- Turkey (Türkiye)
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- RFM Renal Treatment Services
Rickets
Ultrasound Imaging and Quantitative Vibro-Acoustic Assessment of Rickets Under the Age of Ten
The goal of this study is to find out if the use of ultrasound pictures of bones can spot changes in the growth areas of children with rickets, a condition that affects how bones harden.
- Trial name
- NCT06385938
- Testing
- Ultrasound with quantitative vibro-acoustic assessment
- Volunteers
- healthy volunteers welcome
- Sponsor
- Mayo Clinic
Hypophosphatasia (HPP)
A Retrospective Study of the Natural History of Patients With Severe Perinatal and Infantile Hypophosphatasia (HPP)
This study aims to characterize the natural history of patients with severe perinatal or infantile onset HPP.
- Trial name
- NCT01419028
- Where
- 12 sites in United States, Australia and 5 more
- Volunteers
- 48 people
- Sponsor
- Alexion Pharmaceuticals, Inc.
Metabolic Bone Disease, Osteopenia
A Study to Assess Metabolic Bone Disease of Prematurity Using an Acoustic Method
The goal of this project is to develop a new noninvasive ultrasound based technique, called vibro-acoustic analysis (VAA), for evaluation of infant bone health with particular application in assessment of bone health in premature…
- Conditions
- Metabolic Bone Disease, Osteopenia, Neonatal Rickets
- Trial name
- NCT04752098
- Testing
- Vibro-acoustic analysis (VAA), based on ultrasound radiation force
- Where
- United States
- Volunteers
- 37 people
- Sponsor
- Mayo Clinic
Polycystic Ovary Syndrome, Vitamin D Deficiency/Insufficiency
The Effect of Calcium and Vitamin D Supplements on Metabolic and Hormonal Disturbances in Polycystic Ovary Syndrome Patients
The aim of this study is to investigate the safety and metabolic-hormonal efficiency of supplementation vitamin D deficient/insufficient PCOS women with (calcium +vitamin D + metformin) for 8 weeks compared to (placebo+…
- Trial name
- NCT03792984
- Testing
- Vitamin D3, Calcium Carbonate, Metformin
- Where
- 2 sites in Syria
- Volunteers
- 40 people
- Sponsor
- Damascus University
Familial Hypophosphatemic Rickets
Calcimimetics in Hypophosphatemic Rickets
Currently, large oral doses of phosphate and 1,25(OH)2D (calcitriol) are the standard treatment of patients with familial hypophosphatemic rickets (XLH).
- Trial name
- CHR (NCT00844740)
- Testing
- Cinacalcet
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Children's Mercy Hospital Kansas City
Osteomalacia
Serum FGF-23 and Vitamin D Deficiency
We aimed to determine the effect of vitamin D replacement therapy on serum FGF-23 concentrations in vitamin D deficient women and to compare the FGF-23 concentrations of vitamin D deficient patients with healthy subjects and…
- Trial name
- NCT01102751
- Where
- Turkey (Türkiye)
- Volunteers
- healthy volunteers welcome
- Sponsor
- Istanbul University
HIV Seropositive
Study of Vitamin D Supplementation to Male HIV Sero-positive Patients
The investigators want to investigate if HIV sero-positive males benefit from vitamin D supplementation. The study runs in 16 weeks and the participants are treated with one of three placebo controlled regimes (tablets): 1.
- Trial name
- NCT00990678
- Testing
- Rocaltrol, Vitamin D, Calcium
- Where
- Denmark
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Hvidovre University Hospital
Osteomalacia
Ga-DOTATATE PET for Phosphaturic Mesenchymal Tumors in Patients With Tumor Induced Osteomalacia
The researchers are trying to evaluate a newer imaging technique (Ga-DOTATATE PET/CT) to see if it is more sensitive to localize the source of the hormone, which has caused the low phosphate levels.
- Trial name
- NCT03736564
- Testing
- 68Ga-DOTATATE PET/CT
- Where
- United States
- Volunteers
- 18 people
- Sponsor
- Mayo Clinic
X-linked Hypophosphatemia
Examining the Effect of Burosumab on Muscle Function
Patients with X-linked hypophosphatemia (XLH) often report symptoms of fatigue and weakness particularly after exertion, in addition to their skeletal complaints.
- Trial name
- NCT04146935
- Testing
- Burosumab Injection [Crysvita]
- Where
- United States
- Volunteers
- 10 people
- Sponsor
- Yale University
Osteoarthritis, Osteoporosis
Development of a Non-invasive Assessment of Human Bone Quality Using Spatially Offset Raman Spectroscopy
In this study spatially offset Raman spectroscopy (SORS), which allows the collection of Raman spectra through turbid media, is being applied to collect Raman spectra of bone.
- Conditions
- Osteoarthritis, Osteoporosis, Osteogenesis Imperfecta, Rickets / Osteomalacia
- Trial name
- NCT02814591
- Testing
- spatially offset Raman spectrometer (SORS)
- Volunteers
- 245 people, healthy volunteers welcome
- Sponsor
- University College, London
Chronic Kidney Disease Stage 5
Efficacy of Plant-protein Diets in Patients With Chronic Kidney Disease
The purpose of this study is to evaluate the efficacy of plant-protein diets for 12 weeks in patients with advanced chronic kidney disease.
- Trial name
- NCT05350098
- Testing
- Plant-protein Diets, Control Diets
- Where
- Japan
- Volunteers
- 40 people
- Sponsor
- Osaka University
Magnesium Deficiency, Calcium Metabolism Disorders
How Does Magnesium Status Influence Calcium Homeostasis?
The investigators aim to recruit 60 women who have agreed to participate in an existing randomized, double-blind, placebo-controlled trial (Treatment of Vitamin D Insufficiency, HSC 2009-0055).
- Trial name
- NCT01593501
- Testing
- vitamin D3
- Where
- United States
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- University of Wisconsin, Madison
Vitamin D Deficiency, Low Bone Density
Nursing-Home Residents Given Bread Fortified With Vitamin D3
Background. For older adults, serum 25-hydroxyvitamin D (25(OH)D) higher than 75 nmol/L lowers fracture risk and attainment of this 25(OH)D target may require 125 mcg (5000 IU)/d of vitamin D3.
- Trial name
- NCT00789503
- Testing
- Bread fortified with vitamin D3 and calcium
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- University of Toronto
Infection, Human Immunodeficiency Virus
A Study to Evaluate the Effects of Calcium Carbonate and Ferrous Fumarate on Pharmacokinetics of Dolutegravir in Healthy Adult Subjects
Human immune virus (HIV) infected subjects may take mineral supplements in combination with their antiretroviral medications. Calcium and Iron supplementations are commonly used and both of these have the potential to interact…
- Trial name
- NCT01762995
- Testing
- Dolutegravir 50 mg, Calcium Carbonate 1200 mg, Ferrous Fumarate 324 mg
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- ViiV Healthcare
BPPV, Benign Paroxysmal Positional Vertigo
Clinical Trial of Vit D and Calcium for Recurrent BPPV
Randomized double blind placebo controlled trial of vitamin D supplements, with or without calcium supplementation, versus placebo in reduction of recurrences in BPPV.
- Conditions
- BPPV, Benign Paroxysmal Positional Vertigo, Vertigo, Vertigo, Peripheral
- Trial name
- NCT05863949
- Testing
- vitamin D +/- calcium
- Volunteers
- 860 people
- Sponsor
- Ottawa Hospital Research Institute