What is fetal malposition? Fetal malposition means that when a pregnant woman is pregnant, the fetus does not appear in the position that is prescribed by medicine. Usually the fetus is head down, knees bent, arms crossed and held on the chest. This is the natural position of the fetus. , which is also the best fetal position for vaginal delivery. However, some fetuses may be in abnormal positions, such as breech, transverse, occiput, etc. These are all manifestations of fetal malposition. Whether to sleep on your stomach