Where Has All the Hemoblobin A1c Gone?

[摘要] A 43-year-old woman visited her family physician for a routine checkup. Her hemoglobin A1c (Hb A1c) was undetectable and was confirmed by repeat analysis (G8, Tosoh Bioscience). Hemoglobin variant analysis was also performed (Fig. 1). The patient had mild macrocytic anemia. The sample was grossly hemolyzed.Fig. 1. Chromatogram for the patient performed on an ultra2 analyzer (TrinityBiotech) shows the presence of 15.7% HbF (peak 2) and 76.3% HbS (peak 5).1. What can cause very low …

[学科分类] 过敏症与临床免疫学