MRI在地中海贫血中的应用

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地中海贫血患者肝脾肿大,红骨髓增生,并可出现髓外造血,MRI不仅可清楚显示这些变化,还可检测出早期肝内含铁血黄素的沉着.运用不同的成像序列及选用不同的指标,在不同强度场强的磁共振成像系统上可对肝脏含铁血黄素进行定量测量,与肝穿刺活检测定的肝内铁含量具有较高的相关性,运用MRI定量测量进行追踪可提示疾病的进展及治疗的效果.
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