About 95% of hot flashes are caused by low progesterone, while estradiol explains around 3% and testosterone about…

Female cycle-phase detail is on the next section. LC-MS/MS is preferred at low concentrations.

Female phase detail is on the next section. Exogenous progesterone route/timing matters.

Ranges vary across the follicular phase and by assay.

Ask your clinician to read this result with cycle timing and ovulation status.