Clinical trials: Calcium Metabolism Disorders
Autosomal Dominant Hypocalcemia (ADH)
Efficacy and Safety of Encaleret Compared to Standard of Care in Participants With ADH1
The primary purpose of the study is to understand the effectiveness, safety, and tolerability of encaleret when compared to standard of care (SoC) treatment in participants with Autosomal Dominant Hypocalcemia Type 1 (ADH1).
- Trial name
- CALIBRATE (NCT05680818)
- Testing
- Encaleret, Standard of Care
- Where
- 25 sites in United States, Australia and 8 more
- Volunteers
- 67 people
- Sponsor
- Calcilytix Therapeutics, Inc., a BridgeBio company
Hypophosphatasia (HPP)
Safety and Efficacy Study of Asfotase Alfa in Severely Affected Infants With Hypophosphatasia (HPP)
This clinical trial studies the safety and efficacy of asfotase alfa in infants and young children with infantile onset HPP.
- Trial name
- NCT00744042
- Testing
- asfotase alfa
- Where
- 10 sites in United States, Canada and 2 more
- Volunteers
- 11 people
- Sponsor
- Alexion Pharmaceuticals, Inc.
Asthma, Vitamin D Resistant Rickets
Assessment Of Vitamin D Role In The Pathogenesis Of Asthma In Vitamin D Resistent Patients
Research Title: Evaluation of airway reactivity, allergy and inflammatory mediators in exhaled breath condensate in vitamin D resistant rickets.
- Trial name
- NCT01578824
- Testing
- Methacholine Challenge Test
- Where
- Israel
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- Rambam Health Care Campus
End Stage Renal Disease, Hyperparathyroidism, Secondary
Mineral and Bone Disorders Outcomes in Stage 5D of Chronic Kidney Disease
The MBD-5D is a prospective observational study with a case-cohort and a cohort design. Eligible patients are receiving hemodialysis and have secondary hyperparathyroidism.
- Trial name
- MBD-5D (NCT00995163)
- Where
- Japan
- Volunteers
- 8,020 people
- Sponsor
- Kyowa Kirin Co., Ltd.
Hypocalcemia
Hypocalcemia in Infants and Children
Hypocalcemia is defined as reduction in the level of the ionized calcium in the blood to less than 0.95 mmole/ litre. In some cases it is associated with symptoms such as neuromuscular impairment in the form of convulsions…
- Trial name
- NCT03685877
- Volunteers
- 30 people
- Sponsor
- Assiut University
Rothmund-Thomson Syndrome
Calcium Absorption in Patients With Rothmund-Thomson Syndrome
Osteosarcoma is the most common malignant bone tumor in children and adolescents. Because cure rates for osteosarcoma have remained stagnant for the past several decades despite numerous trials of chemotherapy agents, novel…
- Trial name
- NCT01304407
- Testing
- Calcium stable isotope
- Where
- United States
- Volunteers
- 29 people
- Sponsor
- Baylor College of Medicine
Prematurity, Nephrocalcinosis
Preterm Infants and Nephrocalcinosis
Nephrocalcinosis (NC), defined as calcification of renal tissue, has been reported to occur in 7-41% of premature infants. Causes of NC are likely multi-factorial, and infants born prematurely and with very low birth weight…
- Conditions
- Prematurity, Nephrocalcinosis, Hypercalciuria
- Trial name
- NC (NCT02438267)
- Where
- United States
- Volunteers
- 56 people
- Sponsor
- University of Utah
Nutritional Stunting, Nutritional Anemia
Association Between Intakes of Protein, Calcium and Milk With Gene Expression and Linear Growth of School Aged Children
Protein is one type of nutrients known as the cause of stunting in developing countries since the mid-1970s (1) but then less attention on protein intake with the assumption that protein intake is sufficient.
- Conditions
- Nutritional Stunting, Nutritional Anemia, Nutritional Deficiency, Nutrigenetic
- Trial name
- NCT03895151
- Testing
- Milk supplementation, Food Based Recommendation (FBR) nutrition education
- Where
- Indonesia
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- SEAMEO Regional Centre for Food and Nutrition
Nephrocalcinosis
Alkaline Citrate Treatment to Lower the Risk of Nephrocalcinosis in Preterm Infants
Preterm infants are at risk to develop nephrocalcinosis. Incidence numbers vary according to birth weight and gestation age. Very low birth weight infants have the highest risk index, with ~ 7-10 % of preterm infants developing…
- Trial name
- NCT00249951
- Testing
- Alkaline citrate
- Where
- Germany
- Volunteers
- 80 people
- Sponsor
- University of Cologne
Pseudohypoparathyroidism, Albright Hereditary Osteodystrophy
Early-onset Obesity and Cognitive Impairment in Children With Pseudohypoparathyroidism
Pseudohypoparathyroidism type 1a (PHP1a) is a rare disease that causes childhood obesity and learning difficulties. This study will investigate eating behaviors and perform cognitive testing on children with PHP1a.
- Trial name
- NCT02411461
- Where
- United States
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University Medical Center
Hypocalcemia, Hypovitaminosis D
Calcium and Vitamin D Intakes in Children
Calcium (Ca2+) and vitamin D (VitD) play an important role in child health. Aims. The investigators evaluated the daily intake of Ca2+ and VitD in healthy children; and the efficacy of Ca2+ and VitD supplementation.
- Trial name
- NCT01638494
- Testing
- Colecalcium supplement
- Volunteers
- 184 people
- Sponsor
- Federico II University
Hemorrhage, Hypocalcemia
The No-Tie Technique Using the Harmonic Scalpel in Total Thyroidectomy With Central Neck Dissection: A Prospective Randomized Study
To investigate the safety and efficacy of the no-tie technique using the harmonic scalpel (HS) in terms of the operating time and complications in total thyroidectomy with central neck dissection (CND).
- Conditions
- Hemorrhage, Hypocalcemia, Vocal Cord Palsy
- Trial name
- NCT00506103
- Where
- South Korea
- Sponsor
- Soonchunhyang University Hospital
Pseudohypoparathyroidism Type 1A, Albright Hereditary Osteodystrophy
Albright Hereditary Osteodystrophy: Natural History, Growth, and Cognitive/Behavioral Assessments
We, the researchers, are following the natural history of Albright hereditary osteodystrophy. We have found that growth hormone deficiency is very common in patients with pseudohypoparathyroidism type 1A, which falls under the…
- Conditions
- Pseudohypoparathyroidism Type 1A, Albright Hereditary Osteodystrophy, Pseudopseudohypoparathyroidism
- Trial name
- NCT00209235
- Testing
- Neurocognitive and psychosocial testing
- Where
- United States
- Volunteers
- 600 people
- Sponsor
- Connecticut Children's Medical Center
X-linked Hypophosphatemia (XLH)
Effective Dosing of Burosumab in XLH
X-linked hypophosphataemia (XLH) is a rare, hereditary condition. The genetic defect leads to low blood phosphate levels and vitamin D suppression. Phosphate is required for strong bones and teeth and to store energy in cells.
- Trial name
- NCT07183579
- Where
- United Kingdom
- Volunteers
- 120 people
- Sponsor
- University of Nottingham
Ligature; Hemorrhage, Recurrent Laryngeal Nerve Injuries
Comparison of Liagure Safety in Thyroidectomy With Conventional Thyroidectomy
To compare intraoperative and postoperative complication rates in thyroidectomy between ligasure and traditional vascular ligation and clipping .
- Conditions
- Ligature; Hemorrhage, Recurrent Laryngeal Nerve Injuries, Hypocalcemia
- Trial name
- NCT05684536
- Testing
- liagsure device
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Imam Mohammad ibn Saud Islamic University
DiGeorge Anomaly, Complete DiGeorge Anomaly
Phase I/II Thymus Transplantation With Immunosuppression #950
The study purpose is to determine if cultured thymus tissue implantation (CTTI) (previously described as transplantation) with tailored immunosuppression based on the recipient's pre-implantation T cell population is a safe and…
- Conditions
- DiGeorge Anomaly, Complete DiGeorge Anomaly, Complete Atypical DiGeorge Anomaly, Complete DiGeorge Syndrome
- Trial name
- #950 (NCT00579527)
- Testing
- Cultured Thymus Tissue for Implantation (CTTI), Cultured Thymus Tissue Implantation and Parental Parathyroid Transplantation, Blood Draw
- Where
- United States
- Volunteers
- 14 people
- Sponsor
- Sumitomo Pharma Switzerland GmbH
Hypocalcemia, Pseudohypoparathyroidism
Studies of States With Resistance to Vitamin D and Parathyroid Hormone
Patients with confirmed or suspected states with resistance to vitamin D or parathyroid hormone (PTH) will be admitted for diagnosis, treatment review with suggestions for modifications to the current or new treatment and for…
- Conditions
- Hypocalcemia, Pseudohypoparathyroidism, Osteomalacia, Rickets
- Trial name
- NCT00001242
- Where
- United States
- Volunteers
- 70 people
- Sponsor
- National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
Chronic Kidney Disease, Hyperphosphatemia
A Study to Assess the Pharmacokinetics of Lanthanum Carbonate, Investigate and Compare the Efficacy, Safety and Tolerability of Lanthanum Carbonate With Calcium Carbonate in Hyperphosphataemic Children and Adolescents With Chronic Kidney Disease on Dialysis
The purpose of this study is to summarize the percentage of participants achieving age-specific Kidney Disease Outcomes Quality Initiative (KDOQI) targets for serum phosphorus in hyperphosphatemic children and adolescents with…
- Trial name
- NCT01696279
- Testing
- Lanthanum Carbonate, Calcium Carbonate
- Where
- 22 sites in Argentina, Chile and 7 more
- Volunteers
- 63 people
- Sponsor
- Shire
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
Nutritional Rickets
Role of Calcium And Vitamin D In Nutritional Rickets And It's Management
Rickets, a common nutritional disorder, is usually considered to be due to vitamin D deficiency. However, in the last few decades many studies have shown that in tropical countries, with abundance of sunshine, calcium deficiency…
- Trial name
- ROCAVINR (NCT01578434)
- Testing
- Vitamin D, Calcium Carbonate, Vitamin D and Calcium
- Volunteers
- 67 people, healthy volunteers welcome
- Sponsor
- Lady Hardinge Medical College