Cirumvallate Placenta. Page Links: Definition, Outcome, Screening, References. Definition. Circumvallate placenta refers to a thickened marginal rim of tissue around the chorionic (fetal) surface of the placenta forming a âwall,â which is composed of amnion, chorion, decidua and fibrin. The overall incidence is in the range of 1% to 2%.
âJane Hawk, the compelling heroine of The Silent Corner, returns in another terrifying Dean Koontz conspiracy thriller, The Whispering Room. . . . The character of Jane Hawk is arguably the best character Koontz has created. Knowledge of The Silent Corner helps put some of the narrative in perspective, but itâs not necessary to fall under the authorâs spell.
A new Hawkgirl was introduced as part of the 1999 revival of the JSA monthly title. The new Hawkgirl is Kendra Saunders, granddaughter of the Golden Age Hawkgirl's cousin, Speed Saunders. Hawkgirl would continue to appear regularly in the monthly JSA series and later in the Hawkman monthly.