What is the pink-topped tube used for?

Pink top tube- You can request them on the day of the draw, which is considered a “same day request,” or they can request pipes that were pulled that day and are ready to be picked up the next morning, which is considered a “next day request.” If you make a whole blood or apheresis donation with SBC, you may find that the phlebotomists are collecting tubes from your donation. EDTA is used for most hematological procedures to determine the complete blood count, prepare EDTA plasma, and collect whole blood and bone marrow samples. So the next time you see the purple top tube being drawn, you can be proud to know that it’s embarking on a unique journey that can benefit some really valuable research studies.

One of the tubes you’ll see drawn is a purple (or lavender) top K2 EDTA tube.

Which color tube is used for CBC?

When performed, it allows the technologist to microscopically view the actual appearance of red and white blood cells. Well-prepared films can be used to determine the differential white blood cell count, to study the morphology (size, structure and shape) of red and white cells to determine the presence of abnormal cells and to study the size and number of platelets. Before collecting the patient, please contact the laboratory to obtain the correct tubes for metal analysis or other tests as specified in the individual test lists. Hemolysis can be caused by rough handling of a blood sample, by allowing the tourniquet to run too long (causing blood congestion), or by squeezing the fingertip too much during capillary collection, dilution, exposure to contaminants, extreme temperatures, or pathological conditions.

Are pink and purple top tubes the same?

To ensure accurate test results, all tubes containing an anticoagulant or preservative must be completely filled. A tiny rubber cover automatically closes when the vacuum tube is removed from its holder, preventing leakage and blood loss when changing tubes. Plasma is obtained from blood that has been mixed with an anticoagulant in a collection tube and is, therefore, not coagulated. Do not use gel barrier tubes to submit samples for therapeutic drug monitoring, direct Coombs, blood type, and blood groups.

Which Vacutainer is used for CBC?

When the needle is screwed into the translucent plastic Vacutainer needle holder, the rubber needle is in the holder, and the exposed needle is inserted into the vein. If platelet-containing plasma is required for the analysis, a vacutainer that does not contain a gel or coagulant is used and centrifuged. Vacutainers have the advantage that they are manufactured with additives that allow multiple pipes to be removed easily and have a lower chance of hemolysis. Vacutainer tubes are covered with a color-coded plastic cap that shows which additives the tube contains.

A vacutainer blood collection tube is a sterile glass or plastic test tube with a colored rubber stopper that creates a vacuum seal within the tube and makes it easier to draw a predetermined volume of fluid.

References:

Gabriel Nieves

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