Clinical trials: Parathyroid Dysfunction
Hyperparathyroidism, Secondary
Safety, Tolerability and Pharmacokinetics of Etelcalcetide in Healthy Male Volunteers
The purpose of this study is to characterize the safety and tolerability of etelcalcetide in healthy young males.
- Trial name
- NCT01134549
- Testing
- Etelcalcetide
- Where
- Australia
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- KAI Pharmaceuticals
Phosphorus and Calcium Disorders, Parathyroid Diseases
Serum Calcium to Phosphorous (Ca/P) Ratio in the Diagnosis of Ca-P Metabolism Disorders: a Multicentre Study
Primary hyperparathyroidism (PHPT) and Hypoparathyroidism (HP) are two of the most frequent disorder of Calcium-Phosphorus (Ca-P) metabolism.
- Conditions
- Phosphorus and Calcium Disorders, Parathyroid Diseases, Hyperparathyroidism, Hypoparathyroidism
- Trial name
- NCT03747029
- Testing
- No intervention is provided
- Where
- Italy
- Volunteers
- 1,038 people, healthy volunteers welcome
- Sponsor
- Azienda Ospedaliero-Universitaria di Modena
Vitamin D Deficiency, Osteoporosis
Vitamin D Deficiency in Elderly African American Women in Central Texas
In order to make bone health a reality for older adults, we need to consider the prevalence of Vitamin D deficiency in relation to environment latitude as well as vitamin D supplementation.
- Conditions
- Vitamin D Deficiency, Osteoporosis, Osteopenia
- Trial name
- NCT01971411
- Testing
- Calcium 500mg with 200 IU Vitamin D - 2 tablets daily, Blood levels of Vitamin D, Serum CTX, Mg, Ca++ and iPTH, Usual sun exposure documentation
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- McLennan County Medical Education and Research Foundation
Chronic Kidney Disease Mineral and Bone Disorder
Calcium Balance Studies in Children With CKD and on Dialysis
This is a novel, non-invasive method of assessing Ca balance by natural Ca isotope fractionation.
- Trial name
- Cal-Bal (NCT03285854)
- Testing
- Collection of blood, urine and stool samples
- Where
- United Kingdom
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Great Ormond Street Hospital for Children NHS Foundation Trust
22q.11.2 Deletion/Duplication
Non-Invasive Chromosomal Evaluation of 22q11.2
This study is being conducted to develop and evaluate a cell-free fetal DNA test (Harmony) for non-invasive prenatal detection of 22q11.2 chromosomal deletion or duplication.
- Trial name
- 22Q (NCT02541058)
- Where
- Belgium
- Volunteers
- 420 people, healthy volunteers welcome
- Sponsor
- Cindy Cisneros
Osteoporosis, Osteopenia
Does Treatment of Hypovitaminosis D Increase Calcium Absorption?
The purpose is to perform a one-year study designed to assess whether treatment of hypovitaminosis D increases intestinal absorption of calcium, subsequent retention of calcium within bone, decreases bone turnover, and favorably…
- Conditions
- Osteoporosis, Osteopenia, Vitamin D Deficiency, Hypoparathyroidism
- Trial name
- NCT00581828
- Testing
- Vitamin D
- Where
- United States
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- University of Wisconsin, Madison
Covid19, Thymic Hypoplasia
Is Thymus Size of Infants Who Born to COVID-19 Positive Mothers Associated With Neonatal Morbidities?
COVID-19 infected pregnant women is thought to have variable degrees of inflammatory response against the disease. Investigators of present study, suggested that fetuses are affected from the possible fetal inflammatory syndrome…
- Trial name
- NCT04470739
- Testing
- chest x-ray
- Where
- Turkey (Türkiye)
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Kanuni Sultan Suleyman Training and Research Hospital
Hypoparathyroidism
Hypoparathyroidism Natural History Study
This is a prospective three-year natural history study of adults with hypoparathyroidism. The goal is to monitor patients with hypoparathyroidism to define end-organ damage in the context of the disease.
- Trial name
- SHINE (NCT05793853)
- Where
- United States
- Volunteers
- 106 people, healthy volunteers welcome
- Sponsor
- Columbia University
Osteoporosis, Secondary Hyperparathyroidism
Calcium and Vitamin D Malnutrition in Elderly Women
This study is designed to test whether calcium supplementation alone or calcium plus vitamin D reduces the incidence of fractures, reduces high parathyroid secretory activity, and halts bone loss in a population-based sample of…
- Trial name
- NCT00352170
- Testing
- calcium supplementation, calcium and vitamin D3 supplementation
- Volunteers
- 1,180 people, healthy volunteers welcome
- Sponsor
- Creighton University
Primary Hyperparathyroidism, Bone Diseases, Metabolic
Radius Loading in Primary Hyperparathyroidism
The purpose of the study is to determine the effect of forearm exercise on forearm bone density in post-menopausal women with or without primary hyperparathyroidism.
- Conditions
- Primary Hyperparathyroidism, Bone Diseases, Metabolic, Osteoporosis, Postmenopausal, Bone Loss, Postmenopausal
- Trial name
- NCT01571843
- Testing
- Forearm exercise program, Walking program
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Columbia University
Voice Change, Hypocalcemia
The Use of Dexamethasone in Total Thyroidectomy to Improve Voice Outcome and Hypocalcaemia
Thyroidectomy is a standard procedure for benign and malignant pathologies of the thyroid gland. Each year, some 100 total thyroidectomies are performed in Kowloon East Cluster, Hospital Authority, Hong Kong.
- Trial name
- NCT05732883
- Testing
- Dexamethasone, Normal saline
- Where
- Hong Kong
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Tseung Kwan O Hospital, Hong Kong
Obesity and Obesity-related Medical Conditions, Diabetes
Routine Validation and Reproducibility Testing of Laboratory Assays and Research Techniques Used for Endocrine, Cardiometabolic, and Musculoskeletal Disorder Research (VALD)
The purpose of this research study is to validate (check the accuracy of) laboratory assays, intravenous catheter insertion, and equipment or devices and their reproducibility, which is necessary to perform high quality research…
- Conditions
- Obesity and Obesity-related Medical Conditions, Diabetes, Atherosclerotic Disease, Heart Failure
- Trial name
- VALD (NCT07083557)
- Testing
- Endothelial cell collection
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Bettina Mittendorfer
Thoracic Diseases, Parathyroid Diseases
Interference of Biotin Supplementation in Biotin-streptavidin Platforms for Hormone Testing
The B vitamin biotin is widely available as an over the counter supplement, often advertised and used to promote health of hair, skin and nails.
- Trial name
- NCT03034707
- Testing
- biotin
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- University of Minnesota
Hypoparathyroidism
Hypoparathyroidism in Denmark
The purpose of this study is to identify the number of persons in Denmark with the diagnose hypoparathyroidism, autosomal dominant hypocalcaemia or pseudohypoparathyroidism.
- Trial name
- HypoPT (NCT01498341)
- Where
- Denmark
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- University of Aarhus
Thyroid, Parathyroid Adenoma
Exparel Injection Effect on Postoperative Opioid Usage
The question proposed by this study, is one of patient outcomes. Does intraoperative injection of Exparel decrease postoperative use of opioid pain medications in patients undergoing thyroid and parathyroid surgery? The trial…
- Trial name
- NCT04085913
- Testing
- Lidocaine Epinephrine, Bupivacaine Hydrochloride-EPINEPHrine, Lidocaine Epinephrine, Bupivacaine Hydrochloride-EPINEPHrine
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- University of Missouri-Columbia
Hyperparathyroidism, Primary, Parathyroidectomy
Alterations in Muscle's Functional Characteristics After Parathyroid Surgery for Primary Hyperparathyroidism.
Protocol title: Alterations in functional characteristics of the muscle tissue following surgery for primary hyperparathyroidism.
- Trial name
- NCT03091140
- Where
- Greece
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Aristotle University Of Thessaloniki
Pulmonary Hypertension
Prognostic Value of Vitamin D and Intact Parathyroid Hormone (iPTH) in Pulmonary Hypertension
The aim of this observational study is to analyse the prognostic value of 25(OH)-vitamin D, iPTH and other serum biomarkers in patients with pulmonary hypertension.
- Trial name
- NBHAP (NCT06872710)
- Volunteers
- 345 people, healthy volunteers welcome
- Sponsor
- Universidad Complutense de Madrid
Vitamin D Deficiency, Hypocalcemia
Effect of Vitamin D Supplement on Disease Activity in SLE
To study the effect of vitamin D supplementation on disease activity of SLE ( SLEDAI-2K ) and IL-6 level
- Conditions
- Vitamin D Deficiency, Hypocalcemia, Hyperparathyroidism, Systemic Lupus Erythematosus (Disorder)
- Trial name
- NCT05260255
- Testing
- vitamin D2 ( calciferol )
- Where
- Thailand
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Department of Medical Services Ministry of Public Health of Thailand
Hyperparathyroidism, Chronic Kidney Disease
Sevelamer and Secondary Hyperparathyroidism in Chronic Kidney Disease
The hypothesis underlying this study is that phosphate interferes with PTH-mediated calcium reabsorption in the distal nephron and thereby necessitates supranormal [PTH]to maintain normocalcemia in chronic kidney disease.
- Trial name
- NCT01191762
- Testing
- sevelamer carbonate
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Kenneth R. Phelps, M.D.
Hyperparathyroidism
The Renin-Angiotensin-Aldosterone System and Parathyroid Hormone Control: The RAAS-PARC Study
This study will evaluate whether commonly used blood pressure medications called "ACE inhibitors" can lower parathyroid hormone.
- Trial name
- RAAS-PARC (NCT01691781)
- Testing
- Lisinopril
- Where
- United States
- Volunteers
- 41 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital