|front |1 |2 |3 |4 |5 |6 |7 |8 |9 |10 |11 |12 |13 |14 |15 |16 |17 |18 |19 |20 |21 |22 |23 |24 |review|
|Class 4: Inability to carry on any physical activity without discomfort, with any physical activity increased discomfort is experienced (symptomatically? severe? heart failure)||NYHA Class NYHA Symptom
NYHA Class I Asymptomatic
NYHA Class II Mildly symptomatic
NYHA Class IIIa Moderately symptomatic
NYHA Class IIIb Moderately symptomatic with recent rest dyspnea
NYHA Class IV Symptoms at rest
NYHA class and frequently identify patients as belonging to multiple classes (e.g., II/III or III/IV). A treatment scheme based upon more specific symptoms may be easierto apply.
NYHA classification as demonstrated below removes the ambiguity of assigning mild or moderate to a patientís symptoms.