Table of Contents
What do the different Coloured blood test tubes mean?
Each color relates to unique additives that are in the tube. Red: Contain NO anticoagulants, used for serum testing. Gold: Contains a clot activator and special gel to separate serum from the cells. Purple: Contains a clot blocker and are used for complete blood count(CBC). Green & Light Blue: Used for plasma testing.
What is plain bottle used for?
Plain Tubes do not contain any additives. They are used for collecting and storing blood specimen for biochemistry, immunology and serology tests in medical inspection and applicable for all current mainstream biochemical analysers.
What color tube is used for PSA test?
| PSA | |
|---|---|
| ORDERING INFORMATION: | Geisinger Epic Procedure Code: LAB2944 Geisinger Epic ID: 15145 |
| Preferred collection container: | Stat/Line draws: 3 mL green/yellow-top (plasma separator) tube Routine requests/off-site specimens: 3.5 mL gold-top (serum separator) tube |
| Specimen required: | 2 mL of serum or plasma; minimum 0.5 mL. |
What Colour bottle is full blood count?
Purple bottle – 3 ml – used for a full blood count (FBC) and ESR. An FBC needs 1 ml; a full 2.5 ml is needed if an ESR is also performed.
What Colour bottle does hba1c go in?
| HEMOGLOBIN A1C | |
|---|---|
| ORDERING INFORMATION: | Geisinger Epic Procedure Code: LAB2415 Geisinger Epic ID: 32306 |
| Specimen type: | Whole blood |
| Preferred collection container: | 4 mL lavender-top (K2 EDTA) tube 3 mL lavender-top (K2 EDTA) tube |
| Specimen required: | 2.5 mL; minimum 1 mL. |
What Colour blood bottle is lactate?
Medical Test A-Z
| Test | Bottle top colour | Turn around time (In days) |
|---|---|---|
| Lactate | Grey | 1 day |
| Lactate dehydrog. (LDH) | Yellow | 1 day |
| Lamotrigine | Yellow | |
| Laxative Screen | White for urine, blue for faeces | 14 days |
What Colour bottle does INR go in?
Blue
Laboratory Haematology tests
| Haematology investigation | Sample | Container |
|---|---|---|
| International Normalised Ratio (INR) | Blood | Blue |
| Lupus anticoagulant screen (LAC) | Blood | 2 x blue |
| Malarial parasite studies | Blood | Purple |
| Manual differential/blood film | Blood | Purple |
What do you need to know about the PSA test?
The PSA test is a blood test used primarily to screen for prostate cancer. The test measures the amount of prostate-specific antigen (PSA) in your blood. PSA is a protein produced by both cancerous and noncancerous tissue in the prostate, a small gland that sits below a man’s bladder.
Why are blue bottles used for Haematology tests?
The blue bottle is used for haematology tests involving the clotting system, which require inactivated whole blood for analysis. ADDITIVE: contains buffered sodium citrate, which acts as a reversible anticoagulant by binding to calcium ions in the blood and subsequently disrupting the clotting cascade.
How long does it take to add PSA to a specimen?
Red-top tubes should be centrifuged and aliquoted within 2 hours of collection. Additional Information: Free prostate-specific antigen (PSA) can only be added on within 12 hours of performing total PSA. Specimen must have been shipped frozen.
What is the color tube used for PSA?
The PSA test is done on blood. Additionally, what color tube is used for iron testing? Gel-barrier tube, transport tube, or green-top (heparin) tube; do not use EDTA or oxalate anticoagulants. Then, what color tube is used for magnesium?