Indefinite for dysplasia

Indefinite for dysplasia is a waffle diagnosis common in gastrointestinal pathology.

General

• Should be used sparingly.

Based on dysplasia in IBD, it is classified:

• Negative for dysplasia.
• Indefinite for dysplasia.
• Low grade dysplasia.
• High grade dysplasia.

Microscopic

Features:

• Surface cannot be seen - classic indication.
  • No erosion.

DDx:

• Low-grade dysplasia.
• Reactive changes.

See also

• Waffle diagnosis.
• Dysplasia in inflammatory bowel disease.