Acronym

DWIBS - Diffusion-Weighted Imaging with Background Body Signal Suppression

Diffusion-Weighted Imaging with Background Body Signal Suppression

Diffusion-weighted imaging technique suppressing background body signal for improved lesion visualisation

Expansion

Diffusion-Weighted Imaging with Background Body Signal Suppression

Purpose

Enhanced sensitivity for small lesions, metastases; used in whole-body staging

Clinical Context

Diffusion-weighted imaging with background body signal suppression: inverted background signal highlights restricted diffusion lesions. Whole-body staging for cancer; detects bone, liver, lung metastases.

  • Diffusion-weighted imaging
  • Whole-body imaging

Key Points

  • Diffusion-weighted imaging with background body signal suppression very sensitive for bone metastases and small lesions; high signal intensity indicates restricted diffusion