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Order of Draw
Order of Draw Tubes, Additives and More
Question | Answer |
---|---|
What is the complete order of Draw? | Blood Cultures, Light Blue, Red (ST), Gold/Tiger Top, Light Green, Dark Green, Lavender, Gray and Yellow |
What are the additive(s) in Blood Cultures? | Sodium Polyanethol Sulfonate |
What is the purpose of Blood Cultures? | Sodium Polyanethol Sulfonate keeps microorganisms alive |
What department(s) do Blood Cultures get sent to? | Microbiology Virology |
What is the inversion rate of Blood Cultures? | 5-8 Times |
What test(s) are Blood Cultures drawn for? | Cultures |
What is the blood to additive ratio for light blue tubes? | 9:1 |
What are the additive(s) of Light Blue tubes? | Buffered Sodium (NA) Citrate |
What is the purpose of Light Blue tubes? | Binds calcium to prevent clotting |
What department(s) do light blue tubes get sent to? | Coagulation |
What is the inversion rate of light blue tubes? | 3-4 times only |
What test(s) are light blue tubes drawn for? | PT; PTT; D-Dimer; Fibrinogen |
What is the additive in Red Tubes? | No additive (Silica coated) |
What is the purpose of Red Tubes? | Starts clotting process |
What department(s) do Red Tubes get sent to? | Serology, Chemistry, Immunology, Blood Banking |
What is the inversion rate of Red Tubes? | 0 - Glass 5-8 plastic |
What test(s) are Red Tubes drawn for? | Hormone Assays; Therapeutic Drug Monitoring |
What additives are in Gold/Tiger Top Tubes? | Silica Coated and Thixotropic Polymer Gel |
What is the purpose of Gold/Tiger Top tubes? | Starts clotting process and separates blood from serum |
What department(s) are Gold/Tiger Top tubes sent to? | Serology. Chemistry and Immunology |
What additive(s) are in Light Green tubes? | Lithium (Li) Heparin |
What is the purpose of Light Green tubes? | Inhibits thrombin formation to prevent clotting |
What department(s) are Light Green tubes sent to? | STAT Chemistry |
What is the inversion rate of Light Green tubes? | 3 - 5 times |
What test(s) are ran on Light Green tubes? | CMP; BMP; Lipid panel; Sodium; Potassium |
What test(s) are ran on Gold/Tiger Top tubes? | Thyroid Panel; CMP; BMP; Electrolytes Panel |
What is the inversion rate of Gold/Tiger Top tubes? | 5 - 8 times |
What are the additive(s) in Dark Green tubes? | Sodium (NA) or Ammonium heparin |
What is the purpose of Dark Green tubes? | Activates antithrombins to prevent clotting |
What department(s) are Dark Green tubes sent to? | STAT Chemistry, Cytogenic Analysis |
What is the inversion rate of Dark Green tubes? | 5 - 8 times |
What test(s) are ran on Dark Green tubes? | Ammonia; Sodium; Bone Marrow Studies |
What is the additive in Lavender tubes? | EDTA Ethylenediaminetetraacetic Acid |
What is the purpose of Lavender tubes? | Binds calcium ions to prevent clotting |
What department(s) are Lavender tubes sent to? | Hematology |
What is the inversion rate of Lavender tubes? | 5 - 8 times |
What test(s) are ran on Lavender tubes? | CBC; HgA1c; ESR; Platelet Counts |
What are the additive(s) in Gray tubes? | Potassium (K) Oxalate and Sodium Fluoride |
What is the purpose of gray tubes? | Removes calcium and preserves glucose |
What department(s) are gray tubes sent to? | Chemistry |
What is the inversion rate of gray tubes? | 5 - 8 times |
What test(s) are ran on gray tubes? | Glucose, Lactic Acid |
What are the additive(s) in yellow tubes? | Acid-Citrate Dextrose (ACD) |
What are the purpose(s) of yellow tubes? | Binds calcium; preserves tissue |
What department(s) are yellow tubes sent to? | Histocompatibility |
What is the inversion rate of yellow tubes? | 5 -8 times |
What test(s) are ran on yellow tubes? | HLA; Paternity testing; maternal screens |
What is the inversion rate of Gold/Tiger Top tubes? | 5 - 8 times |