Test, rapid plasma reagin

Test, rapid plasma reagin
A screening blood test for syphilis. Rapid plasma reagin is commonly abbreviated RPR. A negative ("nonreactive") RPR test result is compatible with a person not having syphilis. However, a person may have a negative RPR test and still have syphilis since, in the early stages of the disease, the RPR often gives negative results. This is a false negative RPR. The RPR test is sometimes positive in the absence of syphilis. For example, a false positive RPR can be encountered in infectious mononucleosis, lupus, the antiphospholipid antibody syndrome, hepatitis A, leprosy, malaria and, occasionally, pregnancy. The VDRL (Venereal Disease Research Laboratory) test is similar to the RPR test. It is also designed to detect an antibody substance in the bloodstream when syphilis is present but, as with the RPR, early syphilis infections may give a false negative result. The VDRL, like the RPR, can also give false positive results.

Medical dictionary. 2011.

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  • Rapid plasma reagin — (RPR) refers to a type of test that looks for non specific antibodies in the blood of the patient that may indicate that the organism ( Treponema pallidum ) that causes syphilis is present. The term reagin means that this test does not look for… …   Wikipedia

  • Rapid plasma reagin test — A screening blood test for syphilis. Rapid plasma reagin is commonly abbreviated RPR. A negative ( nonreactive ) RPR test result is compatible with a person not having syphilis. However, a person may have a negative RPR test and still have… …   Medical dictionary

  • Test, RPR — Rapid plasma reagin, a blood test for syphilis that looks for an antibody that is present in the bloodstream when a patient has syphilis. A negative (nonreactive) RPR is compatible with a person not having syphilis, but in the early stages of the …   Medical dictionary

  • Test, syphilis (RPR) — Rapid plasma reagin, a blood test for syphilis that looks for an antibody that is present in the bloodstream when a patient has syphilis. A negative (nonreactive) RPR is compatible with a person not having syphilis, but in the early stages of the …   Medical dictionary

  • test — 1. To prove; to try a substance; to determine the chemical nature of a substance by means of reagents. 2. A method of examination, as to determine the presence or absence of a definite disease or of some substance in any of the fluids, tissues,… …   Medical dictionary

  • Test, Venereal Disease Research Laboratory — A blood test for syphilis. Venereal Disease Research Laboratory is commonly abbreviated VDRL. A negative ( nonreactive ) VDRL is compatible with a person not having syphilis. However, a person may a negative VDRL and still have syphilis since, in …   Medical dictionary

  • RPR test — Rapid plasma reagin, a blood test for syphilis that looks for an antibody that is present in the bloodstream when a patient has syphilis. A negative (nonreactive) RPR is compatible with a person not having syphilis, but in the early stages of the …   Medical dictionary

  • Syphilis test, RPR — Rapid plasma reagin, a blood test for syphilis that looks for an antibody that is present in the bloodstream when a patient has syphilis. A negative (nonreactive) RPR is compatible with a person not having syphilis, but in the early stages of the …   Medical dictionary

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