Difference between revisions of "Squamous dysplasia of the head and neck"
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*Squamous hyperplasia. | |||
*[[Benign leukoplakia]]. | *[[Benign leukoplakia]]. | ||
*[[Head and neck squamous cell carcinoma]]. | *[[Head and neck squamous cell carcinoma]]. | ||
Revision as of 03:13, 26 February 2014
Squamous dysplasia of the head and neck, often squamous dysplasia, is a precursor to head and neck squamous cell carcinoma.
General
- Similar to squamous dysplasia elsewhere.
- Precursor to head and neck squamous cell carcinoma.
Gross
Features:[1]
Microscopic
Features:
- Basal nuclear atypia - may be mild.
- Lack of maturation to the surface.
- +/-Parakeratosis.
DDx:
- Squamous hyperplasia.
- Benign leukoplakia.
- Head and neck squamous cell carcinoma.
Images
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PHARYNGEAL WALL, POSTERIOR, BIOPSY: - SQUAMOUS MUCOSA WITH MILD SQUAMOUS DYSPLASIA. - NEGATIVE FOR MALIGNANCY.