small or compact enough to fit or be used on a desk: a desktop calendar. noun. 2. the surface of a desk.
Implantation: A circumvallate placenta is simply a 'accident of implantation and formation. Serendipity often causes some of the medical aberrations that are often seen. Causes of circumvallate placenta - What is a partial circumvallate placenta? What causes it? Implantation. A circumvallate placenta is simply a 'accident of implantation and formation. Serendipity often causes some of the medical aberrations that are often seen.
placenta fenestraÂ´ta one that has spots where placental tissue is lacking. placenta increÂ´ta placenta accreta with penetration of the myometrium. placenta membranaÂ´cea one that is abnormally thin and spread over an unusually large area of the myometrium.fter birth of the infant the placenta is cast off from the uterus and expelled via the birth canal. placenta accreÂ´ta one abnormally adherent to the myometrium, with partial or complete absence of the decidua basalis.