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Case Four
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Based on her presentation and inital laboratory studies, the admitting intern orders the following additional coagulation tests.
Test Name
Value
Normal
Units
Antithrombin
Functional
71
80-130
%
Antigen
72
80-130
%
Protein S
Functional
62
70-140
%
Antigen
64
70-140
%
Protein C
Functional
98
70-140
%
Antigen
102
70-140
%
Factor V Leiden
absent
absent