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Medical Dictionary Definitions A-Z List

Medical Dictionary Definitions A - Z - «C»:

  1. Cervical disc Cervical disc
    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...
  2. Cervical dysplasia Cervical dysplasia
    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...
  3. Cervical dystocia Cervical dystocia
    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 "birth."...
  4. Cervical intraepithelial neoplasia 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. ...
  5. Cervical kyphosis, postmenopausal 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...
  6. Cervical rib Cervical rib
    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 ...
  7. Cervical vertebra, first 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...
  8. Cervical vertebra, second 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 ...
  9. Cervical vertebrae Cervical vertebrae
    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...
  10. Cervicectomy Cervicectomy
    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...
  11. Cervicitis Cervicitis
    Cervicitis: Inflammation of the cervix....
  12. Cervix 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...
  13. Cervix, incompetent Cervix, incompetent
    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 (miscarried)....
  14. Cesarian section Cesarian section
    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...
  15. Cesarian section, lower segment (LSCS) 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....