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NR571/ NR 571 Midterm Exam (Latest 2024/ 2025 Update) Complex Diagnosis & Management in Acute Care Review| Questions and Verified Answers| 100% Correct |Grade A – Chamberlain $7.99
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NR571/ NR 571 Midterm Exam (Latest 2024/ 2025 Update) Complex Diagnosis & Management in Acute Care Review| Questions and Verified Answers| 100% Correct |Grade A – Chamberlain

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NR571/ NR 571 Midterm Exam (Latest 2024/ 2025 Update) Complex Diagnosis & Management in Acute Care Review| Questions and Verified Answers| 100% Correct |Grade A – Chamberlain

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  • August 6, 2024
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NR571/ NR 571 Midterm Exam (Latest 2024/ 2025
Update) Complex Diagnosis & Management in
Acute Care Review| Questions and Verified
Answers| 100% Correct |Grade A – Chamberlain


What is high sensitivity troponin and when to use? - ANSWER first line test
for cardiac cell damage

used for initial injury




What is CKMB - ANSWER CK isoenzyme specific to cardiac muscle tissue
(MI)




When should CKMB be used? - ANSWER for suspicion of secondary
ischemia after an initial infarct




normal level for Troponin I - ANSWER <0.04




normal level for CKMB - ANSWER 3-5% of total CK

,What is BNP - ANSWER B-type natriuretic peptide




Normal BNP levels - ANSWER <100 pg/mL




Differential for chest pain - ANSWER Consider:

Myocardium- angina, MI, myocarditis, heart failure

Pericardium- pericarditis

Aorta- dissecting aortic aneurysm

Trachea and bronchi- bronchitis

Parietal pleura- pericarditis, pneumonia, pneumothorax, pleural effusion, pulmonary embolus

Chest wall- costochondritis, herpes zoster

Esophagus- reflux, esophageal spasm, esophageal tear

Referred pain from elsewhere- cervical arthritis, biliary colic, gastritis

Psych: anxiety attacks




Revascularization in under ____ minutes - ANSWER 90




Initial diagnostics for chest pain - ANSWER 12-lead EKG

Troponin q3h x3 at least

,BNP - HF

CBC - baseline H&H and Plts

PTT, PT/INR - baseline coagulation status

BMP - renal function and lytes

TSH, Mg, and Phos

ECHO

Cath




Requirements for STEMI dx - ANSWER new ST elevation in 2 contiguous
leads of >0.1 mV except V2&V3

elevated troponin




STEMI findings in V2-V3 - ANSWER >0.2mV in >40yo M

>0.25 mV in <40 yo M

>0.15 mV in women




Difference between NSTEMI and unstable angina - ANSWER NSTEMI
involves Elevated Cardiac Bio markers (cell death)




NSTEMI & unstable angina tx - ANSWER Dual antiplatelet therapy

Full-dose AC

, High-intensity statin

BB

Nitrates

oxygen

pain medication




Dual antiplatelet therapy - ANSWER DAPT

Aspirin (325 x1 = daily 81mg)

AND

P2Y2 inhibitor

clopidogrel or ticagrelor




full dose AC - ANSWER SQ lovenox 1mg/kg BID

if PCI planned of low GFR use heparin gtt

50-70 units/kg bolus plus 12units/kg/hr titrated to PTT 1.5-2.5 x baseline




High-intensity statin - ANSWER atorvastatin 40-80 mg or rosuvastatin 20-40
mg




Considerations for BB avoiding BB use - ANSWER HR <60

SBP <100

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