Blood products/time T1 T2
Hyperacute
(few hrs) -
OxyHg - Iso/hypo intense slightly hyper
Acute
(1 - 3days)-
DeoxyHg hypo hypo
Early subacute
(3-7days) -
Intracellular Methemoglobin hyper hypo
Late subacute
(1-4 weeks) -
Extracellular Methemoglobin hyper hyper
Chronic-
Hemosiderin Iso/hypo markedly hyper
Source: Grainger ,Allison - Textbook of Diagnostic Imaging
Hyperacute
(few hrs) -
OxyHg - Iso/hypo intense slightly hyper
Acute
(1 - 3days)-
DeoxyHg hypo hypo
Early subacute
(3-7days) -
Intracellular Methemoglobin hyper hypo
Late subacute
(1-4 weeks) -
Extracellular Methemoglobin hyper hyper
Chronic-
Hemosiderin Iso/hypo markedly hyper
Source: Grainger ,Allison - Textbook of Diagnostic Imaging
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