VLT Q1
Terms
undefined, object
copy deck
- Red top tube (plain)
- for serum, no additive, serum should be removed from RBC within 30min of clotting & place to transfer tube
- Serum separator tube/gel
- for serum, gel separates serum from clotted blood
- Lavender top
- EDTA, blood & fluid samples
- Light blue top
- citrate solution, used for coagulation testing
- Green top
- heparin
- Gray top
- Sodium fluoride, glucose preservative
- CBC tests (5)
-
PCV/TP
Hemoblobin
tWBC
Blood smear (film exam, morpohology of WBC, RBC, platelets, WBC differential) - Anemia indicators
- Low PCV, Hb, RBC
- Tests to be done if patient is anemic (3)
-
1) reticulocyte count
2) total platelets
3) RBC indices - Plasma in hematocrit
-
1) yellow = icteric = bilirubinemia = liver disorder
2) pink/red = hemolysis
3) milky = lipemic -
TP
expression
contents -
g/dl
albumin, globulin, fibrinogen - Erythrocyte indices
-
Mean Corpuscular Volume (MCV)
Mean Corpuscular Hb (MCH)
Mean Corpuscular Hb Concentration (MCHC) - MCV
-
mean volume for group of RBCs
femtoliters (fl)
PCV x 10/RBC - MCH
-
mean weight of Hb in RBC
pictograms (pg)
Hb x 10/RBC - MCHC
-
g/dl
Hb x 100/PCV
concentration of Hb in average RBC - Acquired Morphological Abnormalities
-
Toxic Change
"Atypical" Lymphocytes
Nuclear Hyposegmentation
Nuclear Hypersegmentation - Nuclear Hyposegmentation
- early release of band neutrophils
- Nuclear Hypersegmentation
- neutrophils with five or more lobes, due to aging neutrophils
-
Toxic Change
Cause and presentation -
Result of inflammation, infection, drug toxicity.
Cytoplasmic basophilia, Dohle bodies, vacuoles, or "foaminess" - Atypical Lymphocytes are a result of ...
- chronic antigenic stimulation
- Dohle Bodies
- granules present in toxic neutrophils
- wet chemistry instrument
- light sent through liquid sample, measure intensitiy of emergent light, light converted into electrical energy - displayed digitally on meter.
- dry chemistry analyzers
- reflective photometric principle used to measure concentration of solutions
- electronic cell counters
-
darkfield illumination counter
impedance counter
multifunctional instruments - -philia, -cytosis
- increased # of cells. neutrophillia, leukocytosis
- left shift
- increased # of immature neutrophils
- leukemia
- neoplastic cells in blood or bone marrow
- leukomoid response
-
leukocytosis
can be mistaken for leukemia
result of inflammatory disease - lymphoproliferative disorders
- lymphocytes or plasma cells proliferate abnormally
- myeloproliferative disorders
-
bone marrow disorders
neoplastic proliferation of bone marrow cell lines - -penia
- decrease # of cells. neutropenia, lymphopenia
-
Name - Neutrophil
-
name - lymphocyte
-
name - monocyte
-
name - eosinophil
-
name - basophil