High-grade dysplasia
High-grade dysplasia, abbreviated HGD, refers to an aggressive pre-malignant lesion. It may be seen in a number of anatomical sites.
The following is an incomplete list.
Genitourinary pathology
- High-grade urothelial dysplasia, also known as urothelial carcinoma in situ.
Gastrointestinal pathology
- High-grade gastric dysplasia.
- High-grade columnar dysplasia.
- High-grade dysplasia in a traditional adenoma of the colorectum.
- Tubular adenoma with high-grade dysplasia.
- Tubulovillous adenoma with high-grade dysplasia.
- Villous adenoma with high-grade dysplasia.
- High-grade hepatocellular dysplasia.
Head and neck pathology
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