Acronym

DSA - Digital Subtraction Angiography

Digital Subtraction Angiography

High-resolution vessel imaging using digital subtraction technique

Expansion

Digital Subtraction Angiography

Purpose

Gold standard for vessel imaging

Clinical Context

Digital subtraction angiography: baseline image subtracted from contrast image, highlighting vessels only. Excellent contrast resolution. Real-time fluoroscopy for interventional guidance.

  • Angiography
  • Vascular imaging

Key Points

  • Digital subtraction angiography gold standard vessel imaging; excellent spatial and temporal resolution for interventional procedures