Terminology •Additive Tube - Blood collection tubes that contain a substance in the tubes that prevent or promote blood from clotting. •Clotting - When the blood in a tube forms a solid gel, instead of staying liquid. 09/11/2022 2 Terminology (continued) •Hemolysis - The Red Blood Cells (RBC) are torn apart, changing some test analyte concentrations, example increase in the potassium. Usually ...
Why is the order of tubes important? Why is the order of tubes important? Blood collection is one of the most common nursing procedures, but it is not without risks. Why is the order of tubes Several studies have shown important? that nearly 75% of all analytical mistakes happen during blood collection. Why is the order of tubes These errors range from wrong important? patient ...
List and describe the various types of equipment needed for capillary specimen collection Describe the composition of capillary specimens, identify the tests that have different reference values when collected by capillary puncture methods, and name tests that cannot be performed on capillary specimens Identify indications for performing capillary puncture on adults, children, and infants List the order of draw for collecting capillary specimens Describe proper ...
Objectives • Specimen collection and hold times • Packaging and shipping • Reporting and results interpretation • Timeline for results • LimsNet • Cost of testing Specimen Collection Collection Methods Available Single Tube—minimum 5 mL 4 Tube—1 mL in each tube Blood Collection Methods www.quantiferon.com Blood Collection Methods • Blood from lithium heparin tubes will be transferred into QFT tubes when ...
VENIPUNCTURE VENIPUNCTURE Pre collection: smoking, physical activity, stress Pre collection: smoking, physical activity, stress During collection: During collection: -different time of day -different time of day -posture: lying/standing/sitting -posture: lying/standing/sitting -haemoconcentraction: prolong tourniquet -haemoconcentraction: prolong tourniquet Handling of specimen : Handling of specimen : - Insufficient or excess anticoagulant - Insufficient or excess anticoagulant -Inadequate mixing of blood with anticoagulant -Inadequate mixing of blood with ...
Objectives • Define the key terms and abbreviations listed at the beginning of this chapter. • List, describe, and explain the purpose of the equipment and supplies needed to collect blood by venipuncture. • Compare and contrast antiseptics and disinfectants and give examples of each. • Identify appropriate phlebotomy needles by length, gauge, and any associated color coding. Objectives • List and describe evacuated tube ...
Specimen Labeling Specimen Labeling • Each original specimen collection container must be labeled with a SCHARP-provided PTID Label – Urine collection cups, blood collection tubes, gram stain slides, etc. • Some MTN-003 specimen containers will also need a Time Collected Label – Endo-cervical and vaginal swabs, plasma for PK testing 2 MTN-003 PTID Labels MTN-003 PTID Labels • Two PTID Label sizes are used in ...
SAMPLE COLLECTION SAMPLE COLLECTION What to see on and inside What to see on and inside the vaccuette? the vaccuette? Specimen rejection criteria: Specimen improperly labeled or unlabeled Specimen improperly collected or preserved Specimen submitted without properly completed request form contaminated form Improperly volume & leakage sample Absurd blood sample -: High electrolyte level Hemolyzed sample (show tubes) ...
CSF Formation CSF Formation Cerebrospinal fluid (CSF) is the liquid that surrounds the brain & spinal cord. • Mechanism of formation: Mechanism of formation – Selective ultrafiltration of plasma – Active secretion by epithelial membranes Normal blood brain barrier (BBB) is important for the normal chemistry results of CSF Functions of CSF Functions of CSF Clinical Indications for CSF Analysis Clinical Indications for CSF ...
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