Magnetic Resonance Imaging (MRI) Assessments of the Heart and Liver Iron Load in Patients With Transfusion Induced Iron Overload

Inclusion criteria: * Male or female WITH haemoglobinopathy, Myelodysplastic Syndromes or other inherited or acquired anaemia (e.g. MPD, Diamond-blackfan anaemia and other rare anaemias) patients ≥ 18 years and weighing \>40kg. * Lifetime minimum of \> 20 units of packed red blood cell transfusions * Normal or minimally abnormal cardiac function Exclusion criteria: * Contraindication to MRI scans * High risk myelodysplastic syndromes patients and patients with other haematological and non-haematological malignancies who are not expected to benefit from chelation therapy due to the rapid progression of their disease * Patients with uncontrolled high blood pressure * An organ transplant less than 3 months previously Other protocol-defined inclusion/exclusion criteria may apply.