blue top tube

A 5-ml tube with sodium citrate as an anticoagulant, used to collect specimens for coagulation factor assays, fibrinogen, glucose-6-phosphate dehydrogenase, PTT, PT, thrombin time

blue top tube

Clinical chemistry A 5 ml tube with sodium citrate as an anticoagulant, used to collect specimens for coagulation factor assays, fibrinogen, glucose-6-phosphate dehydrogenase, PTT, PT, thrombin time
References in periodicals archive ?
However, the patient was a difficult stick and Iva Ego used a butterfly and holder assembly to collect the sample directly into a pediatric light blue top tube. Consequently the results were erroneous!
Iva Ego acted inappropriately by collecting the blood with a butterfly directly into the pediatric light blue top tube. The CLSI standard section 8.10 states and I quote: "When using a winged blood collection set for venipuncture and a coagulation tube is the first tube needed, first draw a discard tube.
The blue top tube prevents clotting with a different chemical that has less effect on platelets.
Is a royal blue top tube used for trace metals and drug testing?
I am commonly known as a Light Blue Top tube due to the color of my beautiful blue cap.
1 Light Blue Top tube would least likely be used for: