Could estrogen exposure explain why some pituitary tumors grow larger?
NCT ID NCT07268183
First seen Jan 05, 2026
Summary
This study investigates whether higher lifetime exposure to estrogen—from sources like birth control, pregnancy, or hormone therapy—is linked to the development of larger prolactin-secreting pituitary tumors (macroprolactinomas) compared to smaller ones (microprolactinomas). Researchers will compare estrogen exposure histories in 180 women diagnosed with either type of tumor. The goal is to identify potential risk factors that might explain why some tumors grow larger.
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Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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Contacts and locations
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Study contacts
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
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Email: •••••@•••••
Locations
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Hopital Louis Pradel
RECRUITINGBron, Rhone, 69500, France
Contact Phone: •••-•••-•••• Email: •••••@•••••
Contact
Contact Email: •••••@•••••
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
What this could lead to
If this study finds a link, it could help doctors understand why some women develop larger prolactinomas and possibly guide future prevention or monitoring strategies.
What could go wrong
This is an observational study using questionnaires, so it cannot prove cause and effect. Results may be limited by recall bias or other unmeasured factors.
Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.