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'''High-grade dysplasia''' refers to an aggressive pre-malignant lesion. | '''High-grade dysplasia''' refers to an aggressive pre-malignant lesion. | ||
It may be seen in a number of anatomical sites | It may be seen in a number of anatomical sites. | ||
===Genitourinary pathology=== | |||
*[[High-grade urothelial dysplasia]], also known as ''urothelial carcinoma in situ''. | *[[High-grade urothelial dysplasia]], also known as ''urothelial carcinoma in situ''. | ||
===Gastrointestinal pathology=== | |||
*[[Gastric dysplasia|High-grade gastric dysplasia]]. | *[[Gastric dysplasia|High-grade gastric dysplasia]]. | ||
*[[Esophageal columnar dysplasia|High-grade columnar dysplasia]]. | *[[Esophageal columnar dysplasia|High-grade columnar dysplasia]]. | ||
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**Tubulovillous adenoma with high-grade dysplasia. | **Tubulovillous adenoma with high-grade dysplasia. | ||
**Villous adenoma with high-grade dysplasia. | **Villous adenoma with high-grade dysplasia. | ||
*[[High-grade hepatocellular dysplasia]]. | |||
===Head and neck pathology=== | |||
*High-grade squamous dysplasia. | |||
{{Disambiguation}} | {{Disambiguation}} |
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