Clinical trials: Hypothalamus
Pituitary Adenomas
Genome-wide Association Study of Pituitary Tumors
Pituitary adenomas is a very common disease, but the cause and genetics hasn't been identified. The investigators are going to use genome-wide association study to identify genes that may be related to pituitary adenomas.
- Trial name
- NCT01442220
- Where
- China
- Volunteers
- 12,500 people, healthy volunteers welcome
- Sponsor
- Huashan Hospital
GH Deficiency (GHD), Growth Retardation
Evaluation of Pharmacokinetic and Pharmacodynamic Parameters of Somatropin Produced by Laboratory Blausiegel Indústria e Comércio Ltda., Compared to Saizen® From Laboratory Merck Serono S.A.
The primary objective of this study is to compare the pharmacokinetic and pharmacodynamic effect between two preparations of somatropin (T and C) after a single administration of 5 mg in healthy subjects by altering serum…
- Trial name
- NCT01494779
- Testing
- Somatropin
- Where
- Brazil
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Azidus Brasil
Kallmann Syndrome, Hypogonadotropic Hypogonadism
Genetics of Reproductive Disorders (Including Kallmann Syndrome) and Cleft Lip and/or Palate
The purpose of this study is to explore the genetic basis of reproductive disorders and cleft lip and/or palate.
- Conditions
- Kallmann Syndrome, Hypogonadotropic Hypogonadism, Hypothalamic Amenorrhea, Polycystic Ovarian Syndrome
- Trial name
- NCT01601171
- Where
- Switzerland
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire Vaudois
Acromegaly
Cardiac (CMRI) Assessment of Acromegaly
In this study, the investigators will evaluate the cardiac structure and function, focusing on the myocardial water content and interstitial fibrosis, in patients with active acromegaly in comparison with 1) healthy volunteers…
- Trial name
- ACROCOEUR (NCT02948322)
- Testing
- CMRI, Gadolinium, OGTT
- Where
- France
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Pituitary Neoplasms
Clinical Evaluation of [68Ga]Ga-NOTA-RF PET Imaging Targeting RFVT3 in Patients With Pituitary Tumors
This study aims to evaluate the clinical application value of [68Ga]Ga-NOTA-RF, a novel PET molecular probe targeting riboflavin transporter 3 (RFVT3), in patients with pituitary adenomas.
- Trial name
- NCT07254104
- Testing
- [68Ga]Ga-NOTA-RF
- Where
- China
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Peking Union Medical College Hospital
Brain and Central Nervous System Tumors
Tumor Tissue, Blood Samples, and Family History in Predicting Tumor Development and Response to Treatment in Young Patients With Low-Grade Glioma
RATIONALE: Studying samples of tumor tissue and blood in the laboratory may help doctors learn more about changes that occur in DNA and identify biomarkers related to cancer.
- Trial name
- NCT00891722
- Testing
- biologic sample preservation procedure, laboratory biomarker analysis, questionnaire administration
- Where
- United Kingdom
- Volunteers
- 900 people, healthy volunteers welcome
- Sponsor
- Children's Cancer and Leukaemia Group
Acromegaly
Oral Glucose Tolerance Testing (OGTT) on Patients Taking Somatostatin Analogs
The purpose of this study is to test the effect of long-acting somatostatin analog medications, taken by patients with acromegaly or carcinoid syndrome, on growth hormone in comparison to healthy controls who are not receiving…
- Trial name
- NCT01371045
- Testing
- Oral Glucose Tolerance Test (OGTT)
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Cedars-Sinai Medical Center
T1DM, Sleep Disorders, Circadian Rhythm
Influence of Circadian Clock on Hormonal, Metabolic, Neurocognitive Markers in Adolescents With and Without Diabetes
Type 1 diabetes mellitus (T1DM), makes its appearance during childhood and youth, but management implications last till late adulthood.
- Conditions
- T1DM, Sleep Disorders, Circadian Rhythm, ADHD, Memory Impairment
- Trial name
- NCT04054934
- Testing
- Reversed Circadian Rhythm, Normal Circadian Rhythm
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Assaf-Harofeh Medical Center
Anorexia Nervosa, Hypothalamic Amenorrhea
Hormone Dynamics and Bone Mineral Density in Anorexia Nervosa v. Hypothalamic Amenorrhea
The purpose of this study is to determine whether the hormone dynamics in women with anorexia nervosa and hypothalamic amenorrhea is related to bone loss in those populations.
- Conditions
- Anorexia Nervosa, Hypothalamic Amenorrhea, Obesity
- Trial name
- NCT00556036
- Where
- United States
- Volunteers
- 61 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Hypopituitarism, Pituitary Tumors
Effect of 5 Years of GH Replacement on Atherosclerosis
Adult patients with hypopituitarism under adequate conventional hormone replacement therapy have reduced life expectancy due to excess vascular events (1-4).
- Conditions
- Hypopituitarism, Pituitary Tumors, Growth Hormone Deficiency
- Trial name
- 5yrGH (NCT00462475)
- Testing
- Recombinant Growth Hormone, Genotropin (Pfizer)
- Where
- Italy
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Federico II University
Obesity, Growth Hormone
Prevalence and Cardiovascular Effects of Growth Hormone Deficiency in Abdominal Obesity
Obesity is one of the leading causes of cardiovascular-related diseases, including diabetes and heart disease. Obesity, and more specifically abdominal obesity, may cause decreased growth hormone (GH) levels.
- Trial name
- NCT00562796
- Where
- United States
- Volunteers
- 149 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Hypopituitarism
Stimulation Test With Intranasal Glucagon for Corticotroph, Somatotroph and Antidiuretic Axes
The diagnosis of secondary hypoadrenalism and GH deficiency (GHD) often requires the performance of a dynamic test. The glucagon stimulation test (GST) is one of the options for evaluating hypothalamic-pituitary function…
- Trial name
- NCT05206149
- Testing
- Intranasal glugagon
- Where
- Italy
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- A.O.U. Città della Salute e della Scienza
Growth Hormone Deficiency
The AgRP and GH/IGF-1 Axis in Children
Recent data support the existence of a GH-Agouti-related peptide (AgRP) axis. The neuropeptide AgRP promotes food intake and has important effects on energy homeostasis.
- Trial name
- NCT05645211
- Volunteers
- 156 people, healthy volunteers welcome
- Sponsor
- Columbia University
Hypopituitarism, Central Diabetes Insipidus
Identification and Clinical Relevance of an Oxytocin Deficient State (GLP1 Study)
Oxytocin (OT) is a hypothalamic peptide that enters the peripheral circulation via the posterior pituitary gland. OT plays a key role in regulating appetite, psychopathology, prosocial behavior and sexual function.
- Conditions
- Hypopituitarism, Central Diabetes Insipidus, Panhypopituitarism, Psychological Disorder
- Trial name
- NCT04897802
- Testing
- Experimental: GLP1-RA (exenatide) administration
- Where
- Spain
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Fundació Institut de Recerca de l'Hospital de la Santa Creu i Sant Pau
Menstrual Irregularity
Timing of Energy Availability on Menstrual Cycle Function
The primary aim of this clinical trial is to evaluate how fasted prolonged exercise may influence circulating reproductive hormones (i.e., estradiol, progesterone, luteinizing hormone) and menstrual cycle length when energy…
- Trial name
- FAST (NCT06471582)
- Testing
- Artificially Sweetened Carbohydrate Beverage, Artificially Sweetened Beverage
- Where
- United States
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Colorado Springs
Surgical Stress Response, Stress Physiological
Feasibility of Breathwork Intervention With Older Adults After Knee Surgery
Postoperative complications after surgical procedures, including following total knee arthroplasty (TKA), have a negative impact on the health and well-being of surgical patients.
- Conditions
- Surgical Stress Response, Stress Physiological, Stress Physiology, Stress Psychological
- Trial name
- NCT07464860
- Testing
- A 5-minute Asynchronous Breathwork Intervention, A 5-minute Asynchronous Card Game Video
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- University of Arizona
Contraception, Gynecologic Diseases
Low Dose Continuous Administration of the Progesterone Receptor Modulator VA2914
The purpose of the present study is to evaluate continuous administration of low doses of VA2914 for potential contraceptive activity and effects on the menstrual cycle and steroid hormone parameters.
- Trial name
- NCT00456924
- Testing
- VA2914
- Where
- 4 sites in Belgium, France
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- HRA Pharma
Insulin Resistance, Obesity
Enhancing Brain Health by TDCS in Persons with Overweight and Obesity
Disturbances in the hypothalamus communication pathways with other regions in the brain and the periphery may represent a potential link between metabolic and cognitive health.
- Conditions
- Insulin Resistance, Obesity, Diabetes Type 2
- Trial name
- STIM (NCT05228067)
- Testing
- anodal transcranial direct current stimulation, cathodal transcranial direct current stimulation
- Where
- Germany
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University Hospital Tuebingen
Acromegaly
Measurement of Outcome of Surgical Treatment in Patients With Acromegaly
OBJECTIVES: I. Compare growth hormone (GH) levels at baseline and after glucose suppression measured with both a polyclonal radioimmunoassay and a highly sensitive immunoradiometric assay (IRMA) in patients with acromegaly and…
- Trial name
- NCT00005100
- Where
- United States
- Volunteers
- 165 people, healthy volunteers welcome
- Sponsor
- National Center for Research Resources (NCRR)
Gliosis, Obesity
Does What You Eat Affect Your Brain
The purpose of this study is to use magnetic resonance imaging (MRI) to evaluate the human hypothalamus for signs of inflammation in response to specific diets.
- Conditions
- Gliosis, Obesity, Eating
- Trial name
- WYE (NCT05626907)
- Testing
- Diet modification #1, Diet modification #2, Diet modification #3
- Where
- United States
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- University of Washington