Diagnostic Usefulness of p16 Immunohistochemistry for some Epithelial Lesions in the Pathology Service of Sultan Qaboos University Hospital.

This study is aiming to assess the diagnostic value of p16 immunohistochemistry (IHC) for a variety of epithelial lesions in the service provided by the Department of Pathology at Sultan Qaboos University Hospital (SQUH), Sultanate of Oman. This study would enhance pathologists' ability to diagnose and differentiate between different types of epithelial lesions reliably. This study is a retrospective observational cross-sectional study.