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60 Cards in this Set

  • Front
  • Back
Dysrhythmia
any rhythm other than normal sinus rhythm

disturbances in the electrical conduction of the heart
Drugs to treat dysrhythmias
adenosine (Adenocard)
phenytoin (Dilantin)
beta-blockers- olols
calcium channel blockers- diltiazem (Cardizem)
Drugs to treat dysrhythmias cont.
Lidocaine- should be labeled for cardiac arrhythmia's and have no preservative or epinephrine-treats ventricular arrhythmia's
Drugs to treat dysrhythmias cont.
digoxin- atrial fib
quinidine- atrial fib
what nursing assessments should be monitored for patients on drugs to treat dysrhythmias
monitor apical rhythm and rate
telemetry
pain assessment
O2 status- O2 sat., cap. refill, and pulses
Narrowing pulse pressure
difference between systolic and diastolic pressure
Narrow pulse pressure may be indicators of
shock
severe aortic stenosis
constrictive pericarditis
CAD
coronary artery disease- impaired blood flow in the coronary arteries
Moderate restriction of blood flow due to CAD causes
angina pectoris
Severe impairment or complete loss of blood flow due to CAD causes
MI
What is the most common cause of anginal pain
atherosclerosis
What are modifications that can be done to reduce angina pain
lifestyle changes-reduce sat. fat
medically supervised exercise program
quit smoking
eat foods high in potassium
reduce stress
HmgCoA reductase inhibitors (statins) are prescribed to
lower LDLS- bad cholesterol

(increased HDLS are also important)
treatment assessments for pt with angina
*******
Pain associated with angina is
variable-different presentations occur
what are the drug classes prescribed to treat angina
nitrates (universal dilators)
beta blockers (olols)
calcium channel blockers
angiotensin converting enzyme inhibitors (ACE)
Nitrates are the
universal dilators
Nitrates are available how
sublingual
translingual spray (under the tongue)
Amyl nitrate (inhaled)
IV NTG- drip (LPN's can't admin)
Sustained release nitrates are used/admin when/ how
used to prevent attacks
PO q 8-12 h
on empty stomach
Transdermal nitrates
common
removed at night to prevent nitrate tolerance
Sublingual tabs Nitrates used/admin/ dose/
under the tongue
1 tab q 5 min X 3 - after 1 tab to ED/911-Continued pain notify primary MD
Unstable must be replaced q 3-6 months and store in cool dark place
Tingle with application
Topical nitrate ointment
wear gloves to apply and don't shave to apply
wipe off old
rotate sites (usually upper chest/arm
may oil or stain clothing
IV NITRO
LPN cant admin-CCU or ER drug
Common side effects of Nitro
HA
hypotension
especially with initiation
Beta adrenergic blockers
beta blockers olols
Beta blockers are not explicitly
cardio selective
Beta blockers used to treat angina
Inderol- propranolol
Tenormin- atenolol

both are also used for HTN
Beta blockers block the stimulation of _______ & ________ reducing myocardial oxygen demands
norepinephrine
epinephrine
Contraindications for beta blockers are
bronchoconstrictive disorders
PVD
diabetes
Beta blockers should never be abruptly discontinued because they can cause
rebound angina
Smoking while taking beta blockers does what
reduces the drugs efficiency
Calcium channel blockers used to treat angina
Cardizem- diltiazem
Procardia- nifedipine
Calan- verapamil
Calcium channel blockers may also be used to treat
HTN
dysrhythmias
Angiotensin converting enzymes (ACE)
prils- dilate coronary arteries and minimize platelet cell aggregation.

Reduce the risk incidence of MI's
What are lifestyle changes that the patient can make to control/lessen the effects of PVD
Smoking cessation
control of diet/weight
b/p
diabetes
what are nursing assessments for PVD
capillary refill
pulses (pedal, tibial- use doppler if having difficulty palpating
Hemorrheolgic agents
Trental- pentoxifylline
Pletal- cilostazol
Trental- pentoxifylline
hemorrheolgic- improves micro-circulation and tissue perfusion by decreasing blood viscosity and improving flexibility of erythrocytes
Pletal- cilostazol
hemorrheolgic- platelet aggregation inhibitor used for prevention of thromboembolism post-MI and in patients with prostetic devices (valves) and is also prescribed for the prevention of TIA's, and to reduce symptoms of intermittent claudication
Side effects of Trental- pentoxifylline & Pletal- cilostazol
tachycardia from peripheral vasodilators, related to adrenergic suppression
hypotension if using peripheral vasodilator
Patient education for drugs used to treat PVD; Trental- pentoxifylline & Pletal- cilostazol
keep extremities warm
don't stand or sit in a dependent position for too long
stop smoking
exercise
reduce intake of saturated fats and RX- statins
Thrombotic embolic conditions are major causes of
mortality and morbidity
Do anticoagulants dissolve clots
no
Do anticoagulants prevent extension of the clot thus preventing further damage if thrombotic CVA or MI is occurring
yes
Platelet aggregation inhibitors aid in the prevention of
further occlusion and enhance circulation
Anticoagulants include
heparin
low-molecular weight heparin products- enoxaparin/ Lovenox
warfarin
The antidote for warfarin (Coumadin)
Vit. K/aquamephytin (vit. K) & (protamine sulfate IV-Heparin)
heparin is given
only parenterally (IV or SQ) don't aspirate
two inches below umbilicus
Lab values to monitor when on anticoagulants
PTT- heparin (control-25-40 norm)
Therapeuticity-when used as a anticoagulant-PTT-1.5-2.5x's the control- range should be 80-100
PT/INR- Warfarin labs to monitor
2-3 INR value should be for anticoag effects
usual PT-12-13
Symptoms of toxicity of anticoagulants
bleeding;avoid injury, use electric razor, soft toothbrush
Diet restrictions for Warfarin
Avoid vit. k rich foods:
dark green leafy's broccoli
turnips fish
yogurt cabbage
Thrombolytics are
clot busters-not admined by LPN- CCU<ICU< ER
Thrombolytic examples
streptokinase
TPA
urokinase
Thrombolytic must be given within _____ hours of presentation of an embolytic obstruction
3-6 hours
Platelet aggregation inhibitors examples are
Ticlid/ ticlopidine
aspirin
plavix
Ticlid/ ticlopidine
Platelet aggregation inhibitor- used after stent application
used to reduce incidence of CVAs in patients who have had a stroke
Should not be given with NSAIDS/aspirin or to to pt. w/GI bleeding gastritis
Aspirin is a platelet aggregation inhibitor
JACHO standard -EDS admin to pt.'s with chest pain (unless allergic)

Also used to prevent TIA's
Plavix-clopidogrel is
antiplatelet agent used to reduce the risk of atherosclerotic events (MI, stroke, vascular death)

usual dose-75 mg po/daily
Adverse side effects of Plavix
thrombocytopenia
microangiopathic hemolytic anemia
SE bleeding
neutropenia thrombocytopenic purpura