Is a corpus luteum an early sign of pregnancy?
PregnancyAnswer
The corpus luteum is a temporary structure that forms in the ovary after ovulation and is essential for producing progesterone, a hormone vital for maintaining an early pregnancy. Its presence indicates that ovulation has occurred and is necessary for pregnancy to continue, but its presence alone on an ultrasound doesn't definitively confirm a pregnancy; a positive pregnancy test or visualization of a gestational sac is needed for confirmation.
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