Observation of Patients With Transfusional Hemosiderosis Treatment With Deferasirox

Inclusion Criteria: -Patients treated with deferasirox for transfusional hemosiderosis according to the local prescribing information. (the patients are either beginning treatment with deferasirox at the time of enrollment in the sentinel site monitoring or are currently under treatment with deferasirox and have started the treatment under prescription up to twelve months prior to enrollment in the sentinal site monitoring. Exclusion Criteria: * Patients with non-transfusional hemosiderosis * Patients treated with deferasirox in an interventional clinical trial Other protocol-defined inclusion/exclusion criteria may apply.