What color of the tube is used for CBC?
Alkaline Phos – green, SST or normal red. If a Coag tube (light blue) is the only or first tube to be drawn, a 5 ml disposal tube must be drawn first. Albumin — green, SST, or normal red.
Which color tubes are used for which tests in phlebotomy?
Phlebotomy tubes with gray stoppers are generally used to test glucose, lactate, bicarbonate, and blood alcohol levels. The chemical was chosen to preserve some characteristics of the sample and to work with the method used to perform the test. Vacutainer tubes, as they are collectively known, were developed by Joseph Kleiner in 1947 and are currently manufactured by Becton, Dickinson and Company, a global provider of medical care for the healthcare and pharmaceutical industries. If only a single collection tube is needed, when the vacuum is exhausted, and the tube is completely filled, release the tourniquet and remove the tube from the needle assembly.
A tube with a red stopper does not contain any additives and is used to test for antibodies and drugs.
What color of the tube is used for CBC?
To transport swab samples or tissue, remove the cap, place the sample in the tube (break off the swab handle if necessary) and replace the cap and pull hemolysis; coagulated sample; sample taken with an anticoagulant other than EDTA; sample diluted or contaminated with IV liquid; Tube not filled to minimum volume; improper labeling; tube transferred with whole blood; sample received with collected plasma (plasma is used for other tests). 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.
What is a grey-top blood test for?
If the tube is not completely filled, it must be at least half full. Otherwise, the ratio of blood to anticoagulants will not be correct, and the sample will be discarded. This is because when the first bottle is attached, the air is sucked out of the tube, which means that a sample cannot fill with enough blood to reach the required level. It’s also better for you to check this, as you won’t have to take your blood tests again if you do it wrong, and it saves your patient from the inconvenience of unnecessary extra knife wounds. EDTA also binds metal ions in the blood and is used in chelation therapy to treat iron, lead or mercury poisoning.
What tests are Red color Top Tubes used for?
All tubes should be marked with the patient’s full name or identification number as shown on the test request form or bar code. Take whole blood in an amount equal to two and a half times the volume of serum required to obtain a sufficient amount of serum. Blood collected with an anticoagulant suitable for the test described cannot be considered suitable for other tests. After the tube is filled with blood, immediately turn the tube gently over several times to prevent coagulation.
The tube is used to collect serum for selected chemical tests and specialized immunohematology tests.
References:
About author
