Webster's New World Medical Dictionary

291
neonatal sepsis
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neonate
A newborn baby, specifically a baby in
the first 4 weeks after birth. After a month, a baby is
no longer considered a neonate.
neonatologist
A physician specializing in the
care of newborns.
neonatology
The art and science of medical care
for newborns.
neoplasia
Abnormal new growth of cells.
neoplasm
A tumor.
neoplastic
Pertaining to a tumor or the process
of tumor formation.
nephrectomy
Surgery to remove all or part of
the kidney, for example, because of cancer.
nephrectomy, partial
Removal of part of a kid-
ney, but not the entire kidney.
nephrectomy, radical
Surgery to remove the
kidney, the adrenal gland, the nearby lymph nodes,
and other surrounding tissue.
nephrectomy, simple
Surgery to remove only
the kidney that is diseased.
nephritis
Inflammation of the kidney, which
causes impaired kidney function. Nephritis can be
due to a variety of causes, including kidney disease,
autoimmune disease, and infection. Treatment
depends on the cause.
nephritis, acute
Sudden kidney inflammation.
Diagnosis is usually made by finding protein or
urine in the blood.
nephritis, infective tubulointerstitial
Inflammation of the kidney that is due to infection.
Symptoms include nausea, pain in the kidney area,
fever, and chills. Early diagnosis is essential to save
the kidneys. Treatment involves use of antibiotics or
antiviral medications.
nephritis, interstitial
Nephritis that is due to
disorders of the connective tissue within the kidney,
exposure to toxic substances, transplant rejection,
urinary blockage, or other factors. Symptoms
include fever, pain in the kidney area, blood or pro-
tein in the urine, and eventually kidney failure.
Treatment depends on the cause.
nephro-
Having to do with the kidney, as in
nephrology (the art and science of the care of the
kidneys) and nephropathy (any kidney disease).