Table 1
Results of HPLC (Bio-Rad variant) on the 3 cases
%Hb A
2
%Hb F
%Hb X
Retention time
Hb, haemoglobin; HPLC, high performance liquid chromatography.
Case 1
1.3+0.5
0.5
23.6
4.76
Case 2
1.2+0.5
1.7
14.2
4.78
Case 3
1.0+1.2
1.2
15.4
4.76