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Table 63 Grading of iron overload based on T2* measurements at 1.5T according to [102, 156, 162]

From: Reference ranges (“normal values”) for cardiovascular magnetic resonance (CMR) in adults and children: 2020 update

Iron overload

T2* (ms)

Normal

 > 20

Iron overload

10–20

Severe iron overload

 < 10