Radiology Key

Figure 26.1.1Intramural fibroid. A: Sagittal (SAG UT) and (B) coronal (COR UT) transvaginal views of the uterus demonstrate a large fibroid (calipers) within the body of the uterus. C: Color…

Figure 29.1.1Ectopic pregnancy with an extrauterine gestational sac containing a live embryo. A: Transvaginal view of the uterus and left adnexa demonstrates a gestational sac (calipers) containing an embryo (arrow),…

Figure 20.1.1Twins at 5.0 weeks diagnosed by counting gestational sacs. A: Sagittal view of the uterus demonstrates two gestational sacs (arrows). No yolk sac or embryo is identifiable within either…

Figure 19.1.1Cross section of two-vessel umbilical cord. A: Image of cord surrounded by amniotic fluid demonstrating two vessels. The larger one is the umbilical vein (arrow) and the smaller is…

Figure 17.1.1Cervical length measurement. A: Transabdominal measurement (calipers) when the internal os (arrow) is closed (i.e., no funneling). B: Transvaginal measurement (calipers) when the internal os (long arrow) is open…

Figure 31.1.1Transvaginal ultrasound-guided aspiration of a unilocular cyst. A: Transvaginal view of the right adnexa demonstrates a simple unilocular cyst (arrows). There is a needle guide on the transducer, and…

Figure 21.1.1Twin–twin transfusion syndrome. The two fetal abdomens differ in size, one smaller (short arrow) than the other (long arrow), indicating discordant growth. The thin intertwin membrane (arrowheads) lies close…

Figure 16.1.1Complete placenta previa. A: Sagittal midline view of the lower uterus performed transabdominally demonstrates the placenta (PL) completely covering the cervix (CX). B: Sagittal midline view of the lower…

Figure 5.1.1Meningomyelocele. A: Coronal image of spine with meningomyelocele demonstrating disruption of lower spine (arrows) and protrusion of a cystic mass (arrowheads) representing the dorsal sac. B: Sagittal image of…

Figure 6.1.1Unilateral cleft lip on grayscale ultrasound. A: Coronal image of lower face demonstrating large unilateral defect (long arrow) in the upper lip (short arrows) extending into the ipsilateral nostril….