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14 Cards in this Set
- Front
- Back
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Clinical chemistry |
The biochemistry of body constituents |
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Hematology |
The study of blood in health and disease |
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Immunohematology |
Blood banking and transfusion |
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SOAP |
Subjective, Objective, Assessment, Plan |
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Lab medicine margin of error |
+- 2 SDs (95% CI)
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4 types of variability |
Biological (inter- and intra-individual), pre-analytic, analytic (imprecision, inaccuracy), post-analytic (transcription errors) |
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5 errors that can occur in ordering lab test |
Inappropriate test, illegible handwriting, form lost, sample hemolyses, blood diluted with IV fluid |
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Most tests are performed at what time? |
8:00 am |
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Sensitivity |
Frequency of correct result in diseased patient - TP / (TP + FN) x 100 |
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Specificity |
Frequency of correct result in healthy patient - TN / (TN + FP) x 100 |
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(+) PV (predictive value) |
Percent of positives that are true positives - TP / (TP + FP) x 100 |
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(-) PV |
Percent of negatives that are true negatives - TN / (TN + FN) x 100 |
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Efficiency |
Percent of all results that are true - (TN + TP) / all x 100 |
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Prevalence |
Percent of patients with disease - (TP + FN) / all x 100 |
