Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «C»:
Cervical disc: A disk shaped piece of specialized tissue that separates the vertebral bones of the spinal column in the neck.
The center of the disc, which is called the nucleus, is soft, springy and receives the shock of standing, walking, running, etc. The outer ring of the disc, which is called t...
Cervical dysplasia: Changes from normal in the cells lining the cervix of the uterus. Cervical dysplasia involves a sequence of cellular changes from mild to severe that are not yet cancerous but constitute the prelude to
cervical cancer.The diagnosis of cervical dysplasia is made from the PAP sme...
Cervical dystocia: Difficult labor and delivery caused by mechanical obstruction at the cervix. Dystocia comes from the Greek "dys" meaning
"difficult, painful, disordered, abnormal" + "tokos" meaning
Cervical intraepithelial neoplasia
Cervical intraepithelial neoplasia: A general term for the growth
of abnormal cells on the surface of the cervix. Numbers from 1 to 3 may be used to
describe how much of the cervix contains abnormal cells. Also called CIN. ...
Cervical kyphosis, postmenopausal
Cervical kyphosis, postmenopausal: An outward curvature (kyphosis) of the cervical vertebrae (the bones of the neck), creating a hump at the back of the neck.
This condition, once thought to be a characteristic deformity of older women, was called a dowager's hump.
A dowager was a woman of high soc...
Cervical rib: A supernumerary (extra) rib which
arises from the seventh cervical vertebra. It is located above the
normal first rib. A cervical rib is present in only about 1 in 200
(0.5%) of people. It may cause nerve and artery problems.
There are normally 12 pairs of ribs in all. Each pair of ...
Cervical vertebra, first
Cervical vertebra, first: The first cervical (neck) vertebra is called the atlas. It supports the head.
The atlas bone is named for the Greek god Atlas who was condemned to support the earth and its heavens on his shoulders. (Because the god Atlas often adorned maps, a compilation of maps came to b...
Cervical vertebra, second
Cervical vertebra, second: The second cervical vertebra is called the axis. It is so-named because the uppermost cervical vertebra (called the atlas) rotates about the odontoid process of the second cervical vertebra. The joint between the axis and atlas is a pivot type of joint. It allows the head ...
Cervical vertebrae: The cervical (neck) vertebrae are the upper 7 vertebrae in the spinal column (the vertebral column). They are designated C1 through C7 from the top down.
C1 is called the atlas. It supports the head and is named for the Greek god Atlas who was condemned to support the earth and i...
Cervicectomy: Surgical removal of the cervix, the lower portion of the uterus that protrudes into the vagina. Cervicectomy is also called trachelectomy.
Cervicectomy is done in younger women with early cancer of the cervix (with a tumor no larger than 2-3 centimeters). In this surgery, the cervix a...
Cervicitis: Inflammation of the cervix....
Cervix: The cervix is the lower, narrow part of the
uterus (womb). The uterus, a hollow, pear-shaped organ, is located in a woman's lower abdomen, between the bladder and the rectum. The
cervix forms a canal that opens into the vagina, which leads to the
outside of the body.
The word "cervi...
Cervix, incompetent: A cervix that is abnormally liable to dilate and
so is not competent to hold the fetus and keep it from being spontaneously aborted
Cesarian section: The obstetrical procedure is often
spelled this way in the U.S. with just an "e" although the Roman emperor remains Caesar in America with an "ae". Also referred to as a C-section.
No matter what, it is a procedure in which a baby, rather than being born vagin...
Cesarian section, lower segment (LSCS)
Cesarian section, lower segment
(LSCS): A Cesarian
section in which the surgical incision (cut) is made in the lower segment of the uterus....