<prompt> Pseudogestational sac is seen in ultrasonography is suspicious ofMissed aboionIncomplete aboionEctopic pregnancyComplete aboion  <response>: Anechoic fluid collections, which might normally suggest an early intrauterine gestational sac, may also be seen with ectopic pregnancy. These include pseudogestational sac and decidual cyst.A pseudosac is a fluid collection between the endometrial layers and conforms to the cavity shape. If a pseudosac is noted, the risk of ectopic pregnancy is increased Reference: Williams Obstetrics; 25th edition; Chapter 19; Ectopic pregnancy 