HEART BLOOD SUPPLY, AREA SUPPLIED AND EKG LEADS Flashcards
INFERIOR WALL
RCA
LEADS II, III, AVF
IWMI
POSTERIOR WALL
RCA
V1, V2-R WAVES
RVWMI
RIGHT VENTRICLE
RCA
V3R, V4R IN RIGHT SIDE EKG
SA NODE
RCA
ARRHYTHMIAS
AV NODE
RCA
HEART BLOCKS
ANTERIO-SEPTAL
LAD
V1-V4
ANTERIOR
LAD
V3-V4
APICAL/LATERAL
LAD
V5-V6
SAL
LAD
S V1 V2 SEPTAL
A V3 V4A ANTERIOR
L V5 V6 LATERAL
APICAL/LATERAL
LAD-V5 V6
LEFT CIRCUMFLEX BRANCH ARTERY-V5 V6
APICAL
POSTERIOR DESCENDING ARTERY
V5-V6
HIGH LATERAL WALL
CIRCUMFLEX BRANCH/DIAGNOL BRANCH OF LCA
I, AVL
MI
ST ELEVATION
ISCHEMIA
ST DEPRESSION
LEAST COMMON AREAS FOR MI AND ISCHEMIA DUE TO COLLATERAL/DUAL BLOOD SUPPLY
V5-V6
APICAL LATERAL
AND APICAL HEART
IWMI II,III, AVF -RCA POST TPA
PATIENT BECOMES HYPOTENSIVE
MUST DO RIDE SIDE ECG TO R/O EXTENSION OF MI TO RVWMI V3R-V4R
LAD
WIDOW MAKER
CP
ON EXERTION
RELIEVED WITH REST
ALL 3+
CLASSICAL ANGINA
CP
ON EXERTION
RELIEVED WITH REST
2+/3
ATYPICAL ANGINA
CP
ON EXERTION
RELIEVED WITH REST
ONLYCP+
NONCARDIAC ORIGIN OF CHEST PAIN
CP+ ALONE AND
MALE 40 OR OLDER
FEMALE 60 AND OLDER
INTERMEDIATE PROBABLITY NEED TO
DO STRESS TEST
CP+ 2/3(ATYPICAL ANGINA
MALE 39 AND ABOVE
FEMALE 50 AND ABOVE
NEED TO DO STRESS ON HEART TO REPRODUCE ISCHEMIA
60 F WALKS DAILY ON TREADMILL WHEN INCREASES SPEED AND INCLINE GETS SOB ON EXERTION WITH CHEST HEAVINESS WITH NORMAL BASELINE ECG NEXT STEP?
DO EXERCISE EKG STRESS TEST
50M WALKS DOG DAILY, RECENTLY NOTED CP LASTING 15 MIN CANT RECALL RELIEVING OR AGGRAVATING FACTORS
HTN+ ON CHLORTHALIDONE
BASELINE EKG +LVH
NEXT STEP?
EXERCISE STRESS ECHO