University of California, San Diego
This research study investigates whether male-level exogenous androgens inhibit the reproductive neuroendocrine axis in otherwise healthy (non-PCOS) females.
Testosterone Replacement Therapy (TRT) is the mainstay of gender affirming care for transgender men (TGM) who have male gender identity after female sex assignment at birth. TGM receiving TRT over time exhibit irregular menstrual bleeding, however, the mechanism of menstrual disruption is unknown. Therefore, the investigators propose to evaluate the effect of chronic testosterone (T) exposure on ovarian hormones and pituitary gonadotropin release that determines menstrual cyclicity. The investigators will conduct a detailed study of blood reproductive hormone secretion in TGM before and during…
Inclusion Criteria: Transgender/Non-binary Group, Initiating Testosterone Group * Provision of signed and dated informed consent form * Stated willingness to comply with all study procedures and availability for the duration of the study * Aged 18-35 * Plan to initiate testosterone therapy * History of regular menstrual cycles (every 24-35 days) at baseline, before beginning TRT Inclusion Criteria: Cisgender Female Group * Provision of signed and dated informed consent form * Stated willingness to comply with all study procedures and availability for the duration of the study * Aged 18-35 *…
Participants in the initiating group will receive weekly doses of testosterone for gender-affirming care.
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