the propositus , who has a poikilocytic hemolytic anemia that shares many of the features of hereditary pyropoikilocytosis ( hpp ) or homozygous elliptocytosis , is a compound heterozygote for both the spectrin alpha 1/65 and spectrin alpha 1/50a defects as demonstrated by electrophoretic analysis of spectrin tryptic fragments .
C0520739
hereditary
C0013902
elliptocytosis