All of the following conditions are acquired causes of iron overload, EXCEPT:

These are some of the impoant examples of Acquired Iron Overload Iron-loading anemias Chronic hemolytic anemia Chronic liver disease Thalassemia major Sideroblastic anemia Chronic Hepatitis C Alcoholic cirrhosis, especially when advanced Nonalcoholic steatohepatitis Porphyria cutanea tarda Dysmetabolic iron overload syndrome Post-poacaval shunting Aceruloplasminemia Congenital atransferrinemia Ref: Harrison, Edition-18, Page-3162.