Anemia and Jaundice in a Newborn

Charles T. Quinn, MD, MS

Cincinnati Children's Hospital Medical Center

Copyright of the American Society of Hematology, 2006. ISSN: 1931-6860.

This case was reviewed and updated in June 2011 by The Teaching Cases Subcommittee.

III. LABORATORY DATA

After you examine the patient, you obtain the following complete blood count and total and direct bilirubin concentrations at 7 days of age.

Click on the laboratory test(s) for which you believe the results are abnormal.


Laboratory Values at 48 Hours and 7 Days of Age


Test Name

Normal Values

48 hours

7 days

WBC

4,800-10,800/μL

15,500 12,500
RBC

3.8-5.5x106/μL

4.67 3.75
Hemoglobin

10.3-14.9 g/dL

13.1 11.2
Hematocrit

33-44%

42.5 33.5
MCV

73-91 fL

112 103
Platelets

150-400,000/μL

375,000 350,000
Reticulocytes

0.5-1.5%

9% 5%
Nucleated Red Blood Cells

0/100 WBC

10 1
Total bilirubin

0.3-1.9 mg/dL

13 15
Direct bilirubin

0-0.3 mg/dL

0.2 0.1
AST

18-74 U/L

22 20
ALT

60-130 U/L

35 32

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