Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Actinic Granuloma?

…um, on one hand, or of granuloma disciformis, on the other; of granuloma annulare on the face or of Mieschers granuloma of the face; of erythema elevatum diutinum or of extracellular cholesterolosis; of erythema nodosum or of subacute nodular…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Churg-Strauss Granuloma and Allergic Granulomatosis?

…rg and Strauss conceived of an “extravascular (allergic) granuloma” as a special type of granulomatous inflammation characterized by a central core of degenerated collagen and necrotic eosinophils surrounded, in radial array, by macrophag…

Histologic Diagnosis of Inflammatory Skin Diseases

Granuloma annulare

…ules on the trunk mainly, but also on the extremities; lesions sometimes are found in photodistribution; the condition may be associated with diabetes mellitus. Mieschers granuloma of the face, a solitary annular plaque typically on the forehe…

A Clinical Atlas of 101 Common Skin Diseases

Preface

…alteration of the epidermis,” “flame figures,” and “Mieschers radial granulomas.” Nonetheless, histopathologists, e.g., general pathologists, can profit greatly from this atlas because the surfeit of pictures it contains should enable them to begin…

Therapeutic Strategies in Dermatology

Sarcoidosis: Key Points

…t most commonly presents as papules, plaques, lupus pernio, or scar- or tattoo-associated lesions. Introduction Sarcoidosis is a complex multisystem inflammatory disease characterized by noncaseating granulomatous inflammation. The vast majority of…

Therapeutic Strategies in Dermatology

Melanoma: Key Points

…, red, purple). Nodular melanoma (NMM) typically presents as a solitary nodule that arises from a preexisting nevus or de novo. It may grow rapidly in thickness without radial spread (extension along the surface of the skin). Lentigo maligna melanoma…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Radial Growth Phase versus Vertical Growth Phase of Melanoma?

…on its head; nests of melanocytes in the dermis that at first seemed to be larger than those in the epidermis became dwarfed by them as more sections were perused. The terms radial growth phase and vertical growth phase of melanoma are simply new na…

Histologic Diagnosis of Inflammatory Skin Diseases

Pyogenic granuloma

…f as macules/patches and nodules/tumors, as well as papules. A single papule of bacillary angiomatosis, hemangioma, and Kaposi’s sarcoma may be indistinguishable from one of pyogenic granuloma. Findings histopathologic Early Small polypoid ma…