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Medical Dictionary Terms Beginning with N
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NCRR
NCRR: Stands for National Center for Research Resources, one of the Centers of the National Institutes of Health. NCRRÆs mission is to ôadvance biomedical research and improves human health through research projects and shared resources that creatmore detail info...
Neck dissection
Neck dissection: Surgery to remove lymph nodes and other tissues in the neck.more detail info...
Neck, wry
Neck, wry: Medically called spasmodic torticollis, or torticollis. The most common of the focal dystonias. In torticollis, the muscles in the neck that control the position of the head are affected, causing the head to twist and turn to one side. In admore detail info...
Necropsy
Necropsy: A postmortem examination.more detail info...
Necrosis
Necrosis: Death of cells or tissues. Necrosis can be due, for example, to ischemia (lack of blood flow).more detail info...
Necrotic
Necrotic: Synonymous with dead. Necrotic tissue is dead tissue.more detail info...
Necrotizing gingivitis
Necrotizing gingivitis: This is trench mouth, also known as VincentÆs angina, a progressive painful infection with ulceration, swelling and sloughing off of dead tissue from the mouth and throat due to the spread of infection from the gums. Certmore detail info...
Negative, false
Negative, false: A result that appears negative but fails to reveal a situation. An example of a false negative: a particular test designed to detect cancer of the toenail is negative but the person has toenail cancer.more detail info...
NEI
NEI: Stands for National Eye Institute, one of the National Institutes of Health in the U.S. NEIÆs mission is to ôconduct and support research, training, health information dissemination, and other programs with respect to blinding eye diseases,more detail info...
Neisseria
Neisseria: Group of bacteria that includes the cause of gonorrhea.more detail info...
Nematodes
Nematodes: Roundworms.more detail info...
Neo- (prefix)
Neo- (prefix): Prefix meaning new. From the Greek "neos",new, young, fresh, recent. Examples of terms starting with "neo-" include neonatal and neonate (newborn), neoplasia and neoplasm (new growth = tumor), etc.more detail info...
Neonatal
Neonatal: Pertaining to the newborn period which, by convention, is the first 4 weeks after birth.more detail info...
Neonatal jaundice
Neonatal jaundice: Yellowish staining of the skin and whites of the newbornÆs eyes (sclerae) by pigment of bile (bilirubin). In newborn babies a degree of jaundice is normal. It is due to the breakdown of red blood cells (which release bilirubimore detail info...
Neonatal mortality rate
Neonatal mortality rate: The number of children dying under 28 days of age divided by the number of live births that year. The neonatal mortality rate in the United States, which was 8.4 per 1,000 live births in 1980, declined to 5.8 per 1,000 live birmore detail info...
Neonatal sepsis
Neonatal sepsis: A serious blood bacterial infection in an infant less than 4 weeks of age. Babies with sepsis may be listless, overly sleepy, floppy, weak, and very pale.more detail info...
Neonate
Neonate: A newborn baby.more detail info...
Neonatologist
Neonatologist: A specialist in the care of the newborn.more detail info...
Neonatology
Neonatology: The art and science of caring medically for the newborn.more detail info...
Neoplasia
Neoplasia: Abnormal new growth of cells.more detail info...