The COVID-19 pandemic has resulted in delayed elective surgeries and reduced surgical
pathology case volume. Case volume and feedback are critical components of postgraduate …

Background: We recently reported a steady increase in the incidence and mortality of cutaneous
malignant melanoma (CMM) in Canada during 1992-2010. Objectives: The objective of …

Aims We aimed to characterise a large cohort of non‐invasive, human papillomavirus (HPV)
and p53‐independent verruciform lesions, such as ‘vulvar acanthosis with altered …

We report a series of 58 melanocytic tumors that harbor an activating fusion of BRAF, a
component of the mitogen-activated protein kinase (MAPK) signaling cascade. Cases were …

We present a case of a 64-year-old man who presented with a rapidly growing tumor in the
left buttock and intergluteal cleft area, which was affected by hidradenitis suppurativa. The …

Background Multinucleate cell angiohistiocytoma (MCAH) is an uncommon and likely
underdiagnosed entity that is thought to be of vascular and fibrohistiocytic origin. Methods We …

Patients with non‐supernumerary ring chromosome 7 syndrome have an increased
incidence of hemangiomas, café‐au‐lait spots, and melanocytic nevi. The mechanism for the …

… can distinguish melanocytic pseudonests of lichenoid reactions from melanoma in situ
Simon F. Roy MD … Roy MD (1), Gauri Panse MD (1,2), Jennifer M. McNiff MD (1,2)* …

We report two cases of cutaneous mpox virus infection (formerly known as monkeypox), one
of which presented with unusual clinical findings, and demonstrate their histopathological, …

BACKGROUND Epidermolytic acanthoma (EA) is a rare, benign acquired cutaneous keratosis
displaying epidermolytic hyperkeratosis in more than 50% of its surface. Because of the …