What Affects the Test
Other infections can cause a
false-positive result in a newborn.
antibodies, such as
rheumatoid factor or antinuclear antibodies, may also
cause a false-positive result. What To Think About
If your baby has the IgG antibody, he or she is
not infected. If your baby has the IgM antibody, he or she does have
Your newborn baby may be given a TORCH test at the
same time as a toxoplasmosis test. TORCH stands for
Toxoplasmosis, Other, Rubella, Cytomegalovirus, and
Herpes. The TORCH test checks to see if your baby has
any of these infections. For more information on toxoplasmosis
infection in pregnancy, see the topic
Toxoplasmosis During Pregnancy. The
toxoplasmosis polymerase chain reaction (PCR) test checks your
amniotic fluid to see if toxoplasmosis is present.
This test may be more accurate than other tests in finding an infection in your
growing baby ( fetus).
Chernecky CC, Berger BJ (2008). Laboratory Tests and Diagnostic Procedures, 5th ed. St. Louis:
Saunders. Other Works Consulted
Chernecky CC, Berger BJ (2008).
Laboratory Tests and Diagnostic Procedures, 5th ed. St. Louis:
Fischbach FT, Dunning MB III, eds. (2009).
Manual of Laboratory and Diagnostic Tests, 8th ed.
Philadelphia: Lippincott Williams and Wilkins.
Pagana KD, Pagana TJ (2010).
Mosby?s Manual of Diagnostic and Laboratory Tests, 4th ed. St. Louis: Mosby.
Primary Medical Reviewer
Sarah Marshall, MD - Family Medicine
Specialist Medical Reviewer
Kirtly Jones, MD, MD - Obstetrics and Gynecology
June 2, 2011
WebMD Medical Reference from Healthwise
June 02, 2011
This information is not intended to replace the advice of a doctor.
Healthwise disclaims any liability for the decisions you make based on this
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