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11 Cards in this Set
- Front
- Back
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Explain the Electronic Impedance Principle.
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# of pulses = # of cells
size of pulse= size of the cell |
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List some factors affecting pulses.
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-Lytic reagents
-aperture size -Protein build-up -Particle recirculation -coincedence passage loss |
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Explain how sheath fluid works.
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Hydrodynamic focusing-conditions the sample. It has different charges that will surround the sample allowing the cells to flow in one direction.
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Explain the parameters affected and the needed correction for a patient with cold agglutinins.
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RBC decreased
MCV and MCHC increased Warm sample and run again |
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Explain the parameters affected and the needed correction for Lipemia or icterus.
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Increased Hb and MCH
Plasma replacement?? |
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Explain the parameters affected and the needed correction for resistant RBCs.
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Increase WBC and decrease Hb.
Manual dilution |
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Explain the parameters affected and the needed correction for microcytes and schistocytes.
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Decreased RBC and increased PLT
Review smear |
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Explain the parameters affected and the needed correction for NRBCs
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Increased WBC
Manual NRBC count, WBC corrections |
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Explain the parameters affected and the needed correction for PLT clumps
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decreased PLT and increased WBC
recollect in a blue top |
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Explain the parameters affected and the needed correction for WBC>100x10^9
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Spuncrit, manual Hb, correct RBC and Indicies
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Explain the parameters affected and the needed correction for an old sample.
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Increased MCV, MPV, decreased PLT
Recollect |
