Hemoglobin Leiden (b6 or 7 Glu®0) has
been described in several populations (1-5). The abnormal
Hb can be detected by HPLC6 and the mutation can
be confirmed by DNA sequencing.7 Severe hemolytic
anemia has been described in combination with b²0-thalassemia.
2 In one of the previous observations, Hb Leiden
had probably arisen from a new mutation