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Author Question: A patient with infectious mononucleosis is having serologic blood tests. Results are as follows: ... (Read 59 times)

natalie2426

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on: Jun 25, 2018
A patient with infectious mononucleosis is having serologic blood tests. Results are as follows: EBVCA IgG: 1:320; EBVCA IgM: not detected; EBNA: 1:20. What stage of infection is the patient in?
 
  a. Acute
  b. Recent
  c. Past
  d. Cannot be determined

Question 2

A 5-year-old patient is suspected of having infectious mononucleosis. The patient's blood smear reveals 55 reactive lymphocytes and a WBC count of 15  109/L. The heterophile antibody test is negative.
 
  IgG and IgM antibodies to EBV both come back positive. What is the best explanation for these results?
 
  a. When infected with EBV, 50 of children under the age of 10 do not have a positive heterophile test.
  b. The patient does not have EBV but acute lymphoid leukemia.
  c. The serologic tests are false positive for IgG and IgM antibodies to EBV.
  d. The heterophile test is never positive in children under 10 years of age.


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daiying98

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Reply #1 on: Jun 25, 2018
Answer to Question 1

Correct Answer: B

Answer to Question 2

Correct Answer: A


natalie2426

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Reply 2 on: Jun 25, 2018
Great answer, keep it coming :)

parker125

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Reply 3 on: Yesterday
Excellent

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