Search Results for: sebocyte-like melanocyte

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Keratosis Lichenoides Chronica?

…iffuse eruption characterized by papules, nodules, and keloid-like streaks disposed symmetrically in vertical rows parallel to the long axis of the neck and of the extremities. The linear lesions converged on the flexural aspect of the elbow and dive…

Histologic Diagnosis of Inflammatory Skin Diseases

Lichen planus

…eloped Superficial perivascular infiltrate of lymphocytes Bandlike infiltrate of lymphocytes across the upper part of the dermis, obscuring the dermoepidermal junction Vacuolar alteration along the junction Melanophages in variable number in the lich…

Histologic Diagnosis of Inflammatory Skin Diseases

Applicable Terms

…ic process, those abscesses going under designations eponymic like Munro’s microabscess and spongiform pustule of Kogoj. Minuscule abscesses in eccrine units, designated neutrophilic eccrine hidradenitis, are a pattern that does not in itself c…

Histologic Diagnosis of Inflammatory Skin Diseases

Cells That Mediate Inflammation (Inflammatory Cells)

…seborrheic keratosis, especially in the form of lichen planus-like keratosis, and a particular melanocytic nevus in the form of halo nevus) are associated with dense infiltrates of inflammatory cells, lymphocytes in particular. The term “inflam…

Histologic Diagnosis of Inflammatory Skin Diseases

Hair Follicles

…ibular and surface epidermis) and of trichohyalin granules (unlike the circumstance in the inner sheath). Just as epidermal keratocytes incorporate melanosomes by clipping off the ends of dendrites of melanocytes by a mechanism termed apocopation, ma…