NYHA classification

Keyword

NYHA classification, Heart failure

Definition

Classifying the patient's (Heart failure) medical status according to the New York Heart Association categories. HF환자에서 유용한 평가도구

• Class I: no limitation of physical activity; ordinary activity does not cause fatigue, palpitations, or syncope
• Class II: slight limitation of physical activity; ordinary activity results in fatigue, palpitations, or syncope
• Class III: marked limitation of physical activity; less than ordinary activity results in fatigue, palpitations, or syncope; comfortable at rest
• Class IV: inability to perform any physical activity without discomfort; symptoms at rest

Heart failure preoperative evaluation

ECG, Electrolytes, BUN, Creatinine, and possibly BNP

NYHA class III or IV heart failure에서 echocardiogarphy 시행 (Normal LVEF>50%, mildly diminished 41% ~ 49%, moderately diminished 26% ~ 40%, severely diminished < 25% ) 및 cardioconsultaion 이 useful

Reference

Miller’s Anesthesia, 8th edition, Chapter 38: Preoperative Evaluation p.1099