It's in the bag

The recent communique from Mayo A New Approach for the Diagnosis of Tuberculosis also includes an easy to see guide relating to the high altitude version of QuantiFERON - Mayo even have their own bag for these high flyers;

Figure 1 QTB validated fill range Used with permission Cellestis Inc.

Figure 2 Blood should be frothy and coat the entire inner surface

Figure 3 QTB transport kit

Mayo Clinics are also doing outside work, Minnesota Childrens Hospital and Clinics have adopted both  QFT and the Mayo bag. 

Special kits are required for specimen collection. Please contact the lab for Mayo Supply T628. Following specific collection instructions included with kit.

Mayo were the preferred provider

Updates: 4/27/2009: Moved from Abbott Northwestern Hospital to MML