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cardiac nursing
nursing
21
Health Care
Undergraduate 4
03/11/2009

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Cards

Term
common ques to cardiovascular problems
Definition
fatigue, dyspnea, irregular heartbeat, CP, syncope, dizziness, edema
Term
define atherosclerosis
Definition
form of arteriosclerosis that involves deposits of fat and cholesterol present by hardening arteries and decreases blood flow.
Term
CAD
Definition
atherosclerosis of the coronary arteries.
Term
collateral circulation in CAD
Definition
In phases of hypoxia, colladeral vessels grow creating alternate route for O2 to be delivered. This creates a greater chance of adequate circulation during an ishemic attack. This is why the younger the person, the more sever the MI.
Term
a longitudinal study that came up with the risk factors of CAD
Definition
Farmingham mass. study.
-elevated cholesterol, elevated systolic bp and tobacco use.
Term
nonmodifiable r/f for CAD
Definition
(highest among white middle aged men)
age, gender, ethnicity (AA), family hx, and genetics
Term
modifiable major risk factors of CAD
Definition
elevated serum lipids(>200 for cholesterol & >150 for fasting triglyceride, #1 issue), hypertension, physical activity, obesity
contributing factors: DM, metabolic syndrome, psychologic states, homocysteine
Term
what is THE most common problem in the elderly?
Definition
CAD
Term
age related changes...
Definition
diminished pedal pulses, resting heart rate decreases due to decreased cardiac output, stress test will have a less increase in <3 rate, <3 valve rigidity, dysrhythmias are more common & arterioscelorsis
Term
clinical manifestation of C/v issues:
Definition
angina pectoris, acute coronary syndrone, and sudden cardiac death :-(
**there may be no clinical manifestation for a long time
Term
angina pectoris
Definition
"chest pain", transiet myocardial ischemia
*usually subsides when precipitating factors are relieved
**SHOULD NOT PERSIST FOR MORE THAN 20 MINUTES (after 20minutes, there is <3 muscle damage) BAD STUFF
Term
process of atherosclerosis
Definition
1. fatty streak: lipid filled smooth muscle cells, can start by age 15
2. fibrous plaque: causing proliferation and thickening of the artierial wall with collagen forming a fibrious plaque
3. Complicated lesions: fibrous plaque grows, inflames, plaaque instability l/t ulceration and rupture...including platelets, fibrin, and lipids
Term
T or F: C reactive protein, a nonspecific marker of inflammmation, is increased in many patients with CAD?
Definition
TRUE
Term
types of angina...
Definition
1. stable classic
2. unstable
3.prinzmetals
4. nocturnal angina
Term
Tell me about stable angina...
Definition
Its intermitent, predictable, same pattern and intensity, infrequent...but can be mild, severe, or disabling!!!
-pain at rest is unsual
Term
silent ischemia:
Definition
refers to ischemia that occurs in the absence of any subjective symptoms
-nocturnal angina
-prinzmetals angina
Term
unstable angina
Definition
New onset, occurs @ rest or has worsening pattern. Very unpredictable. Part of acute corony syndrome, indicates deterioration of once stable arteriosclerotic plaque > incrase risk of MI d/t thrombosis-->requires hospitalization
Term
S&S of CAD
Definition
CP, strange feeling, vague sensation, pressure ache, constrictive, sqeezing heavy choking, indigestion, burning, accompanied by anxiety, dyspnea, pallor, tachycardia,
**non specific for individual
Term
diagnose CAD:
Definition
Good H&P, lipid panel, cardiac enzymes, treamill, angiogram, 24 hour ECG, nuclear imaging, PET, echo w/ exercise serum cardiac markers(Ck-MB, troponin)!!!
Term
nursing patient for ppl w/ CAD
Definition
-reducing known risk
-cardiac rehab
-nutriional therapy / cholesterol lowering agents
-cardiac d/o's diagnostic testing (<3 cath)
revascularization procedures
-PTCA w/ or w/out stent
-Atherectromy, laser angiography, CABG
Term
meds for angina/CAD:
Definition
A= antiplatelets
A= antianginals
B= beta blockers
C= calcium channel blockers
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