Inch
A length equivalent to one-twelfth of a foot, one-thirty-sixth of a yard, or 2.54 cm. Abbreviated in.
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- Incidence  The frequency with which something, such as a disease or trait, appears in a particular population or area. 
- Incision  A cut through skin or other tissue performed by a health care professional. 
- Incisional biopsy  A biopsy in which only a sample of the suspicious tissue is cut from a mass (incised) and removed for purposes of diagnosis. A incisional biopsy is in contrast to an excisional biopsy in which an entire lesion, usually a tumor, is removed. 
- Incompatibility, Rh  the first twin was hydropic (swollen with edema fluid) and stillborn; the second twin was deeply jaundiced and subsequently died of kernicterus. 
- Incompetent cervix  A cervix that has an abnormal tendency to dilate and so may not be able to keep a fetus from being spontaneously aborted (miscarried). 
