2024年3月24日 · Red tubes can be used for tests that need serum. However, gold tubes are generally preferred for serum tests, so red tubes are often used for specialized tests or as discard tubes. Also known as a Serum Separator Tube (SST), the gold-top tube has a gel that separates the serum from cells after spinning it.

The red tube, a timeless symbol of blood testing, holds a pivotal role in the realm of diagnostic medicine. Its significance lies in its simplicity; devoid of additives, it serves as a pristine vessel for serum separation.

Serum separator tubes (SSTs) are a type of blood collection tube (vacutainer) commonly used in clinical laboratories for tests requiring serum. Color Tops of Serum Separator Tubes (Vacutainers) Red (plain): No additives, allows for natural clotting. Red with clot activator (speckled): Contains silica particles that promote clotting.

2025年1月28日 · Red vials are used to collect blood samples for measuring hormone levels, such as thyroid hormones, cortisol, and testosterone. These tests determine a person’s blood type and compatibility for blood transfusions. Red vials are used to measure the concentration of medications in the blood.

2024年9月27日 · Red Vacutainer tubes are designed with distinct characteristics that make them essential in clinical laboratories. Their striking red color is more than just a visual cue; it indicates the absence of additives, allowing for serum testing.

Red-topped tubes have multiple serology applications including: Strep testing; Cold agglutinins; Haptoglobin C-reactive protein; Rubella titer; Phlebotomists will also use red stoppers for immunotherapy applications to check for patient compatibility before a transfusion. Light Blue Top

2024年6月27日 · The red vial should be inverted several times after collection to ensure proper mixing of the sample with the Clot Activator. Light Blue. Light blue blood vials are used for coagulation studies, such as PT (Prothrombin Time) and …

2022年3月7日 · Most blood collection tubes contain an additive that either accelerates clotting of the blood (clot activator) or prevents the blood from clotting (anticoagulant). The list below lists the most commonly used blood collection tubes, their additives and uses in laboratory: 1. Red.

2017年12月24日 · A red Vacutainer tube typically indicates that the tube contains no additives and is used for collecting serum samples.

In-vitro analysis of blood samples can be performed in clinical laboratories using serum or plasma. Blood is collected in test tubes or blood collection tubes (BCTs) with air-tight closures, color-coded for practical and easy identification. These are also called Vacutainer® or evacuated tubes.