Thyroid: Anaplastic thyroid cancer with intense p16 immunostaining in tumor cells.
Uterus: Leiomyosarcoma with strong p16 immunostaining.
Soft tissues: Liposarcoma showing strong p16 immunostaining.
Soft tissues: Liposarcoma showing weak to moderate p16 positivity.
Skin: Malignant melanoma showing strong p16 immunostaining in tumor cells.
Skin: Merkel cell carcinoma of the skin with strong p16 positivity.
Thyroid: Moderate to strong p16 positivity in an anaplastic thyroid cancer.
Urinary bladder: Muscle invasive urothelial carcinoma of the urinary bladder showing moderate to strong p16 immunostaining.
Oral cavity: p16 positive squamous cell carcinoma.
Ovary: Serous carcinoma (high grade) with p16 immunostaining of variable intensity in all tumor cells.
Uterus: Squamous cell carcinoma of the cervix (HPV positive) with strong p16 immunostaining.
Uterus: Strong p16 expression in all cells of a leiomyosarcoma.
Ovary: Strong p16 immunostaining of a serous high-grade carcinoma.
Urinary bladder: Strong p16 positivity in all cells of a small cell carcinoma.