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Intermediate Technical IVT

Killip class

Pronunciation: KIL-ip

A clinical classification system for heart failure severity in acute myocardial infarction patients.

Full Definition

Killip class is a four-stage classification system that stratifies heart failure severity and prognosis in acute myocardial infarction patients based on physical examination and chest X-ray findings. Class I indicates no heart failure signs, Class II shows mild heart failure with rales or S3 gallop, Class III represents pulmonary edema, and Class IV indicates cardiogenic shock. Each class correlates with increasing mortality risk and is used in risk stratification scores like GRACE. The classification guides treatment intensity and helps predict hospital outcomes.

Usage

Usage note: Always capitalize 'Killip' as it is an eponym. Use 'class' not 'grade' with Roman numerals.

In Context

  • "The patient presented with Killip class II heart failure after anterior STEMI." — Clinical assessment
  • "Killip class IV patients require immediate hemodynamic support and urgent revascularization." — Treatment protocol

Also known as

Killip classification Killip stage

Don't confuse with

NYHA class TIMI class

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