When someone goes to the doctor for blood work, it can look like a simple process. A tourniquet, a needle, and a few colorful tubes—that’s it, right? But behind those small tubes is a carefully designed system that helps doctors and nurses get the most accurate results. Each tube color has a purpose, and the order of draw in which they’re filled actually matters a lot.
Order of Draw Blood Tube: Understanding Blood Collection Tube Colors
When someone goes to the doctor for blood work, it can look like a simple process. A tourniquet, a needle, and a few colorful tubes—that’s it, right? But behind those small tubes is a carefully designed system that helps doctors and nurses get the most accurate results. Each tube color has a purpose, and the order of draw in which they’re filled actually matters a lot.
