EKG Analysis - Revision history

wikademia>Wikademia: moved Alpha:EKG Analysis to EKG Analysis over redirect

2009-08-19T04:32:09Z

moved Alpha:EKG Analysis to EKG Analysis over redirect

← Older revision	Revision as of 04:32, 19 August 2009
(No difference)

wikademia>Wikademia: moved EKG Analysis to Alpha:EKG Analysis

2009-06-08T18:40:04Z

moved EKG Analysis to Alpha:EKG Analysis

← Older revision	Revision as of 18:40, 8 June 2009
(No difference)

wikademia>Wikademia at 01:21, 21 April 2009

2009-04-21T01:21:01Z

← Older revision		Revision as of 01:21, 21 April 2009
Line 4:		Line 4:
	*a 1mV test pulse is normally over 10 mm		*a 1mV test pulse is normally over 10 mm
	**therefore each 1mm box in the y axis = 0.1 mV		**therefore each 1mm box in the y axis = 0.1 mV
			{{ntnes}}
	==Rhythm==		==Rhythm==
	*P wave upright in I, II, AVF		*P wave upright in I, II, AVF

wikademia>Wikademia: 9 revisions

2009-04-21T01:14:26Z

9 revisions

← Older revision	Revision as of 01:14, 21 April 2009
(No difference)

wikademia>Donek at 00:31, 25 June 2008

2008-06-25T00:31:08Z

← Older revision		Revision as of 00:31, 25 June 2008
Line 103:		Line 103:
	{{OSCE2}}		{{OSCE2}}
	[[Category:OSCE]]		[[Category:OSCE]]
	[[Category:~~Medicine~~]]		[[Category: Clinical Skills]]

24.131.239.100: /* Calibration */

2008-04-25T03:44:02Z

Calibration

← Older revision		Revision as of 03:44, 25 April 2008
Line 3:		Line 3:
	**therefore each 1mm box in the x axis = 0.04sec		**therefore each 1mm box in the x axis = 0.04sec
	*a 1mV test pulse is normally over 10 mm		*a 1mV test pulse is normally over 10 mm
	**therefore each 1mm box in the y axis = 0.1V		**therefore each 1mm box in the y axis = 0.1 mV

	==Rhythm==		==Rhythm==

wikademia>Koppertone: /* Rate= */

2007-05-18T00:56:57Z

Rate=

← Older revision		Revision as of 00:56, 18 May 2007
Line 10:		Line 10:
	*P wave for every QRS		*P wave for every QRS

	=Rate==		==Rate==
	*300,150,100,75, 60, 50 rule		*300,150,100,75, 60, 50 rule
	*If rythm is not normal count the number of QRS complexes in 25 big boxes (5 seconds) and multiply by 12		*If rythm is not normal count the number of QRS complexes in 25 big boxes (5 seconds) and multiply by 12

wikademia>Koppertone at 00:56, 18 May 2007

2007-05-18T00:56:34Z

← Older revision		Revision as of 00:56, 18 May 2007
Line 1:		Line 1:
	Calibration		==Calibration==
	*paper speed is normally 25mm/second		*paper speed is normally 25mm/second
	**therefore each 1mm box in the x axis = 0.04sec		**therefore each 1mm box in the x axis = 0.04sec
Line 5:		Line 5:
	**therefore each 1mm box in the y axis = 0.1V		**therefore each 1mm box in the y axis = 0.1V

	Rhythm		==Rhythm==
	*P wave upright in I, II, AVF		*P wave upright in I, II, AVF
	*PR interval > 0.12		*PR interval > 0.12
	*P wave for every QRS		*P wave for every QRS

	Rate		=Rate==
	*300,150,100,75, 60, 50 rule		*300,150,100,75, 60, 50 rule
	*If rythm is not normal count the number of QRS complexes in 25 big boxes (5 seconds) and multiply by 12		*If rythm is not normal count the number of QRS complexes in 25 big boxes (5 seconds) and multiply by 12
Line 16:		Line 16:
	*bradycardia <60bpm		*bradycardia <60bpm

	Axis		==Axis==
	*QRS upright in I and aVF		*QRS upright in I and aVF
	*If not upright in aVF look @ II		*If not upright in aVF look @ II
Line 22:		Line 22:
	**If not then there is left axis deviation		**If not then there is left axis deviation

	Intervals		==Intervals==
	*PR 0.12-0.20 (3-5 squares)		*PR 0.12-0.20 (3-5 squares)
	*QRS < 0.10 (2.5 square)		*QRS < 0.10 (2.5 square)
	*QT <0.44 (11 squares)		*QT <0.44 (11 squares)

	Atrial enlargement		==Atrial enlargement==
	*Right atrium - lead II - p wave wave's initial component is enlarged, taller 2.5mm		*Right atrium - lead II - p wave wave's initial component is enlarged, taller 2.5mm
	*Left atrium - Lead V1 - p wave downward deflection of terminal component		*Left atrium - Lead V1 - p wave downward deflection of terminal component

	Ventricular hypertrophy		==Ventricular hypertrophy==
	*Right ventrical - tall R waves in V1 and V2, deep S in V6		*Right ventrical - tall R waves in V1 and V2, deep S in V6
	*Left ventrical - tall R wave in V6, deep S in V1, plus one of		*Left ventrical - tall R wave in V6, deep S in V1, plus one of
Line 41:		Line 41:
	**R in I > 15mm		**R in I > 15mm

	Bundle Branch Blocks		==Bundle Branch Blocks==
	note: normally depolarization of the ventricular septum is stimulated by a branch of the left bundle		note: normally depolarization of the ventricular septum is stimulated by a branch of the left bundle

Line 47:		Line 47:
	complete block: QRS > 0.12 (3)		complete block: QRS > 0.12 (3)

	RBBB		===RBBB===
	*R' in V1		*R' in V1
	*S in V6		*S in V6

	LBBB		===LBBB===
	*absent normal R in V1 and Q in V6 (initial depolarization directed to LV)		*absent normal R in V1 and Q in V6 (initial depolarization directed to LV)
	*terminal R' in V6 and downward deflection in V1		*terminal R' in V6 and downward deflection in V1

	LAFB		===LAFB===
	*Q wave in I, aVL		*Q wave in I, aVL
	*initial R wave in II, III, aVF		*initial R wave in II, III, aVF

	LPFB		===LPFB===
	*Q in II, III, aVF		*Q in II, III, aVF
	*initial R wave in I, aVL		*initial R wave in I, aVL

	Q waves		==Q waves==
	*may be normal in V6 and aVL		*may be normal in V6 and aVL
	*pathologic > 0.04, depth >25% QRS height		*pathologic > 0.04, depth >25% QRS height
Line 74:		Line 74:


	MI		==MI==
	*ST elevation - returns to baseline in days		*ST elevation - returns to baseline in days
	*T wave inversion - weeks to months		*T wave inversion - weeks to months
Line 80:		Line 80:
	*if ST remains elevated - fibrotic scar (ventricular anurysm) developed		*if ST remains elevated - fibrotic scar (ventricular anurysm) developed

	Pericarditis		==Pericarditis==
	*diffuse ST elevation		*diffuse ST elevation
	*PR depression		*PR depression

	Hyperkalemia		==Hyperkalemia==
	*tall "peaked" T waves		*tall "peaked" T waves
	*flat p		*flat p
	*wide QRS		*wide QRS

	Hypokalemia		==Hypokalemia==
	*U wave		*U wave
	*ST depression		*ST depression
	*flat T		*flat T

	Hypercalcemia		==Hypercalcemia==
	*decreased QT interval		*decreased QT interval

	Hypocalcemia		==Hypocalcemia==
	*increased QT interval		*increased QT interval

	==Other OSCE modules==		==Other OSCE modules==
	{{OSCE2}}		{{OSCE2}}
	[[Category:OSCE]]		[[Category:OSCE]]
	[[Category:Medicine]]		[[Category:Medicine]]

wikademia>JWSchmidt: {{OSCE2}}

2007-05-12T19:07:20Z

← Older revision		Revision as of 19:07, 12 May 2007
Line 99:		Line 99:
	Hypocalcemia		Hypocalcemia
	*increased QT interval		*increased QT interval
			==Other OSCE modules==
			{{OSCE2}}
	[[Category:OSCE]]		[[Category:OSCE]]
	[[Category:Medicine]]		[[Category:Medicine]]

wikademia>Koppertone at 05:56, 11 May 2007

2007-05-11T05:56:27Z

← Older revision		Revision as of 05:56, 11 May 2007
Line 1:		Line 1:
			Calibration
			*paper speed is normally 25mm/second
			**therefore each 1mm box in the x axis = 0.04sec
			*a 1mV test pulse is normally over 10 mm
			**therefore each 1mm box in the y axis = 0.1V

	Rhythm		Rhythm
	*P wave upright in I, II, AVF		*P wave upright in I, II, AVF
	*PR interval > 0.12		*PR interval > 0.12
			*P wave for every QRS

	Rate		Rate
	*300,150,100,75, 60, 50		*300,150,100,75, 60, 50 rule
			*If rythm is not normal count the number of QRS complexes in 25 big boxes (5 seconds) and multiply by 12
			*tachycardia >100bpm
			*bradycardia <60bpm

	Axis		Axis
Line 24:		Line 34:
	*Right ventrical - tall R waves in V1 and V2, deep S in V6		*Right ventrical - tall R waves in V1 and V2, deep S in V6
	*Left ventrical - tall R wave in V6, deep S in V1, plus one of		*Left ventrical - tall R wave in V6, deep S in V1, plus one of
	**R in V5 or V6 > 35 mm		**R in V5/6 > 26mm
			**S in V1 or 2 + R in V5 or V6 > 35 mm
			**R+S in any chest lead > 45mm

	**R in aVL > 11mm		**R in aVL > 11mm
	**R in I > 15mm		**R in I > 15mm