Sinoatrial block: Difference between revisions

Sinoatrial block (view source)

2 bytes removed , 30 March 2011

13

edits

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 = Sinoatrial Block (SA Block) =
-{|
+{| border="1"
-|+ During the event
 |-
-|Rate || Normal to slow || Defined by duration of frequency of block
+| Rate | Normal to slow, defined by duration of frequency of block
 |-
-|Rhythm || Irregular when a block occurs
+| Rhythm | Irregular when a block occurs
-|P wave || Upright and uniform, except during the dropped beat
+|-
-|PR interval || Normal (0.12 - 0.20 sec), except during the dropped beat
+| P wave | Upright and uniform, except during the dropped beat
-|QRS || Normal (0.06 - 0.10 sec), except during the dropped beat
+|-
+| PR interval | Normal (0.12 - 0.20 sec), except during the dropped beat
+|-
+| QRS |Normal (0.06 - 0.10 sec), except during the dropped beat
 |}
-- Cardiac output will decrease, possibly causing syncope or dizziness.
-- Occurs in some multiple of the PP interval.
+* Cardiac output will decrease, possibly causing syncope or dizziness.
-- After dropped beat, cycles continue on time.
+* Occurs in some multiple of the PP interval.
+* After dropped beat, cycles continue on time.