Figure 2From: Prenatal diagnosis of fetal unilateral lung agenesis complicated with cardiac malposition Fetuses in various positions in uterus and the corresponding sonographic images from transverse plane at thorax level. In panel A and B, the fetal spine is on the left side with the position of the fetus relative to the maternal pelvis is cephalic (panel A) or breech (panel B). In panel C and D, the fetal spine is on the right side with the position of the fetus relative to the maternal pelvis is breech (panel C) or cephalic (panel D). LA, left atrium; LV, left ventricle; RA, right atrium; RV, right ventricle; Sp, spine.Back to article page