Examining how age affects pituitary response to stimulation tests

Age-related Differences in the Response to a Combined Pituitary Stimulation Test With TRH, LHRH and ACTH

Observational Aalborg University Hospital · NCT04572139

This study is testing how different age groups respond to a pituitary stimulation test to see if age affects how well the pituitary gland works.

Quick facts

Study typeObservational
Enrollment24 (estimated)
Ages18 Years and up
SexAll
SponsorAalborg University Hospital Academic / other
Locations1 site (Aalborg, Northen Jutland)
Trial IDNCT04572139 on ClinicalTrials.gov

What this trial studies

This observational study investigates how different age groups respond to a combined pituitary stimulation test using TRH, LHRH, and ACTH. Participants will be categorized into three age intervals: 18-45 years, 55-80 years, and 80+ years. Each participant will undergo the same stimulation test under controlled conditions, with blood samples collected at specified intervals for analysis. The goal is to understand age-related differences in pituitary function.

Who should consider this trial

Good fit: Ideal candidates for this study are healthy volunteers aged between 18-45 or above 55 years.

Not a fit: Patients with conditions or medications that affect pituitary response, such as hormonal birth control or thyroid disorders, may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could enhance understanding of pituitary function across different age groups, leading to better diagnostic and treatment strategies for age-related hormonal issues.

How similar studies have performed: While there may be studies on pituitary function, this specific focus on age-related differences in response to combined stimulation tests is relatively novel.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Ages between 18-45 or above 55.
* Healthy Volunteers

Exclusion Criteria:

* Medication or conditions affecting pituitary response (such as hormonal birth control, steriod use, thyroid disorders)
* Pregnancy or birth within the last year
* inability to give informed consent

Where this trial is running

Aalborg, Northen Jutland

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions PituitaryAging
Last reviewed 2026-06-09 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.