Questions 1. If an increase in CRP is nonspecific, what is the purpose of performing such a test, and how could such information be used in patient diagnosis?
Questions 1. If an increase in CRP is nonspecific, what is the purpose of performing such a test, and how could such information be used in patient diagnosis?
Chapter17: Drugs And Dissection
Section: Chapter Questions
Problem 1.1CS
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![peak between 48 and 72 hours. Levels decrease after the thiru pu
should return to near normal between the fifth and seventh postoperative day.
malignancies. For patients with rheumatoid arthritis, elevated CRP can be used as de
have more than one determination so that base levels can be established.
False-negative reactions may be caused by high levels of CRP in undiluted specimens. A
1:10 dilution should always be run for this reason. False-positive reactions may occur wien
a reaction time longer than 2 minutes or with specimens that are lipemic, hemolyzed, of
contaminated with bacteria. Therefore, any visibly contaminated, lipemic, or hemolyzed
specimen should not be used.
Questions
1. If an increase in CRP is nonspecific, what is the purpose of performing such a test, and
how could such information be used in patient diagnosis?
2. If a slide is read before it is tilted long enough, how might this affect the results?
References
1. Alere. Immunex CRP. [Package insert]. Orlando, FL: Alere, 2012.
2. Biokit. Rheumajet CRP. [Package insert]. Barcelona, 2015.
http://www.biokit.com/productos/reagents/rapid-test/rheumajet-crp.aspx. Accessed December 7,
2016.
Laboratory Activities to Accompany Clinical Immunology and Serology: A Laboratory Perspective, Fourth Edition
Copyright 2017. F.A. Davis Company](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F94f27026-90fb-4160-8396-744e9e7b22fa%2Fa744894e-eb87-40a7-a076-f0b450b97da1%2Fp0gmy2_processed.jpeg&w=3840&q=75)
Transcribed Image Text:peak between 48 and 72 hours. Levels decrease after the thiru pu
should return to near normal between the fifth and seventh postoperative day.
malignancies. For patients with rheumatoid arthritis, elevated CRP can be used as de
have more than one determination so that base levels can be established.
False-negative reactions may be caused by high levels of CRP in undiluted specimens. A
1:10 dilution should always be run for this reason. False-positive reactions may occur wien
a reaction time longer than 2 minutes or with specimens that are lipemic, hemolyzed, of
contaminated with bacteria. Therefore, any visibly contaminated, lipemic, or hemolyzed
specimen should not be used.
Questions
1. If an increase in CRP is nonspecific, what is the purpose of performing such a test, and
how could such information be used in patient diagnosis?
2. If a slide is read before it is tilted long enough, how might this affect the results?
References
1. Alere. Immunex CRP. [Package insert]. Orlando, FL: Alere, 2012.
2. Biokit. Rheumajet CRP. [Package insert]. Barcelona, 2015.
http://www.biokit.com/productos/reagents/rapid-test/rheumajet-crp.aspx. Accessed December 7,
2016.
Laboratory Activities to Accompany Clinical Immunology and Serology: A Laboratory Perspective, Fourth Edition
Copyright 2017. F.A. Davis Company
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