Humpath.com - Human pathology

Home > E. Pathology by systems > Digestive system > Anus > anal squamous metaplasia

anal squamous metaplasia

Wednesday 29 June 2016

immature squamous metaplasia of the anus

Images

 Wikimedia: immature squamous metaplasia of the anus

Variants

 immature squamous metaplasia of the anus

  • Immature squamous metaplasia can closely mimic severe squamous dysplasia/high grade squamous intraepithelial lesion (HSIL).
  • p16 is negative (p16- ) and Ki-67 shows minimal basal staining.

See also

 anal anomalies