Facet Hypertrophy in a CT. The inferior articular process of a vertebra with the superior articular processes of the adjacent. lower vertebra forms a facet joint, also known as the zygapophysial joint. The facet joint is a synovial joint, as opposed to cartilaginous or fibrous joint.
Ectopic pregnancy: A pregnancy that is not in the uterus. The fertilized egg settles and grows in any location other than the inner lining of the uterus. The large majority (95%) of ectopic pregnancies occur in the Fallopian tube. However, they can occur in other locations, such as the ovary, cervix, and abdominal cavity. An ectopic pregnancy occurs in about 1 in 60 pregnancies. Most ectopic pregnancies occur in women 35 to 44 years of age.
ectopic pregnancy pregnancy in which the fertilized ovum becomes implanted outside the uterus instead of in the wall of the uterus; this is almost always in a fallopian tube (tubal pregnancy), although occasionally the ovum develops in the abdominal cavity, ovary, or cervix uteri.