Search Results for: diffuse neuroendocrine system (anachronistic)

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Blue Nevus?

…ng of melanocytes mostly in the upper half of the reticular dermis Mark’s nevus Deep congenital nevus characterized by diffuse infiltrates of melanocytes throughout the reticular dermis and in the subcutaneous fat (“giant nevi,”…

Histologic Diagnosis of Inflammatory Skin Diseases

Scleromyxedema

…tly lambda light chains and occasionally kappa light chains. Differential diagnosis clinical Systemic sclerosis is marked by diffuse hardening of the skin, but not by papules. It often is accompanied by pigmentary changes, calcinosis cutis, and…

A quiz from Manaus, Brazil

A quiz from Manaus, Brazil

…ination of fascicular, storiform and hemangiopericytoma-like vascular patterns in thick hyalinized collagen. Like SF, SFT is diffusely CD34 positive. Subsets of hemangiopericytoma (HP) and SFT are closely related neoplasms (HP/SFT family). HP may…

Histologic Diagnosis of Inflammatory Skin Diseases

Reticulohistiocytic granuloma

…y binucleate and multinucleate histiocytes Some histiocytes with abnormal nuclei Epidermis thin and separated from the dense diffuse infiltrate by a thin zone of collagen bundles Correlation clinicopathologic Papules and nodules of…