Table II.

Serum levels of ferritin and cardiac T2*MRI

Disease feature	No. (%)
Age of diagnosis <6 month <1year <2year 2year and more	48(19.2) 98(39.2) 49(19.6) 55(22)
Interval of transfusion: 2 weeks or less 3weeks 4weeks 5weeks or more	63(25.2) 118(47.2) 50(20) 19(7.6)
Ferritin (ng/ml): <500 500-999 1000-1999 2000-2999 >3000	35(14) 48(19.2) 83(33.2) 36(14.4) 48(19.2)
Chelator : Deferroxamine Defrasirox Combined Unknown	157(62.8) 21(8.4) 42(16.8) 30(12)
Splenectomized	139(55.6)
Complication:
Hepatitis B Hepatitis C AIDS Osteoporosis Diabetes Mellitus Hypothyroidism Cardiac disease Psychiatric disorder Hypogonadism	7(2.8) 65(26) 0 51(20.4) 33(13.2) 34(13.6) 33(13.2) 9(3.6) 112(44.8)