Myocardial Infarction: Difference between revisions

Myocardial Infarction (view source)

356 bytes added , 6 May 2009

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 |+'''Evolution of the ECG during a myocardial infarct'''
 |-
-!
+!Time from onset of symptoms
-!see figure
+!ECG
-!change
+!Changes in the heart
 |-
 !minutes
-| not in figure
+| hyperacute T waves (tall T waves), ST-elevation
-b
+| reversible ischemic damage
-| hyperacute T waves (peaked T waves)
-ST-elevation
 |-
 !hours
-| c
+| ST-elevation, with terminal negative T waves, negative T waves (these can last for days to months)
-d
+| onset of myocardial necrosis [[Image:Heart_ant_wall_infarction.jpg|left|150px|Thumb|An acute anterior myocardial infarction typically shows ST elevation on the ECG]]
-| ST-elevation, with terminal negative T wave
-negative T wave (these can last for months)
 |-
 !days
-| e
+| [[Pathologic Q Waves]]
-| [[Pathologic_Q_Waves|Pathologic Q Waves]]
+| scar formation [[Image:Heart_ant_wall_scar_sa.jpg|left|150px|Thumb|A transmural anterior myocardial infarction with scar formation and [[Pathologic Q Waves]]]]
 |-
 |}
 {{clr}}