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robins cardiac
robins cardiac
25
Real Estate & Planning
Undergraduate 3
10/21/2014

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Term
non-st segment elevation MI
Definition
patients with HIGH troponin levels and negative CK-MB who were forerly diagnosed with unstable angina/myocardial injury previously
Term
regulatory protiens of cardiac/skeletal muscle, 10% higher=mi
Definition
TNI TNT tnc tnc same for skeletal muscle, tni and tnt can be distinguished
Term
cardiac marker intervals
Definition
test immediatly, then 4-6 hours depending on symptoms
Term
prefered test for heart attack
Definition
troponins- elevated within 3-4 hours, and stay elevated 10-14 days
Term
CK-MB
Definition
Concentrated in myocardium/sketetal muscle, false positve occurs with trauma, heavy exertion, myopathy, onset 4-6 hours, lasts 48-72 hrs
Term
ckmb Levels
Definition
less than 3, skeletal muscles, greater than 5 cardiac, 3-5 grey area
Term
use myoglobin in conjunction with
Definition
CK=MB/negative TNI measured at a baseline and at 90 minutes in patients presenting less than 8 hours at symptom onset
Term
negative 2 hour ck mb in conjunction with
Definition
negative 2 hour TNI within symptoms
Term
left axis deviation
Definition
QRS axis that falls between -30 and -90 degree axis
Term
right axis deviation
Definition
QRS axis that falls between +90 and +150
Term
SUPERIOR right axis deviation
Definition
falls between +150 and -90
Term
casuses of left axis deviation
Definition
left ventricular hypertrophy, inferior wall mi, left bundle branch block, left anterior fasicular block, horizontal heart
Term
causes of right axis deviation
Definition
right ventricular hypertrophy lateral wall, MI, right bundle branch, pulmonary hypertension, vertical heart
Term
complexes I, II positive
Definition
NORMAL
Term
COMPLEX I POSITIVE, II NEGATIVE
Definition
left axis deviation
Term
I NEGATIVE, II POSITIVE
Definition
right axis deviation
Term
depolarization
Definition
sudden LOSS of negative charge in polarized cells when stimulated
Term
repolarization
Definition
return of negative charge within the cell
Term
PR interval time
Definition
0.12-0.2 seconds, allows for atrial contraction
Term
QRS complex
Definition
ventricular depolarization, LESS than 0.12 seconds
Term
T wave
Definition
ventricular repolarization
Term
Atrial flutter
Definition
distinct rapid saw-toothed waves between qrs complex
Term
PVC
Definition
extra wide QRS complex without following P wave, and inverted T
Term
myocardial infarction
Definition
noted by elevated st segments and t wave changes, once fully evolved, possibly permanent altered QRS complexes occur
Term
COPD EKG CHANGES
Definition
right axis deviation, P waves larger due to right atrial enlargement,negative P waves on Lead II
increase in R waves, on v1 v2 v3
reduced size of qrs in leads I II III V5 V6
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