English: Vaginal ultrasound showing a 25 millimeter wide corpus luteum with a fluid-filled cavity in its middle (shown as dark in the image since it is anechoic). The rest of the ovary is seen at right, with 3 small follicles seen in the same plane. The woman was pregnant at 9 weeks of gestational age.
The person who associated a work with this deed has dedicated the work to the public domain by waiving all of their rights to the work worldwide under copyright law, including all related and neighboring rights, to the extent allowed by law. You can copy, modify, distribute and perform the work, even for commercial purposes, all without asking permission.
http://creativecommons.org/publicdomain/zero/1.0/deed.enCC0Creative Commons Zero, Public Domain Dedicationfalsefalse
Captions
Add a one-line explanation of what this file represents