Search Results for: lymphocytes

Histologic Diagnosis of Inflammatory Skin Diseases

Dermatomyositis

…normal basket-weave configuration Fully developed Sparse to ever so moderately dense superficial perivascular infiltrate of lymphocytes with lymphocytes also scattered along the dermoepidermal junction in association with vacuoles and some necrotic…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…ma in the papillary dermis, many erythrocytes extravasated in the papillary dermis and epidermis, and a sparse infiltrate of lymphocytes, rather than a lichenoid one, along the dermoepidermal interface. 10.66.4A: Perivascular dermatitis, interface,…

Histologic Diagnosis of Inflammatory Skin Diseases

Adult T-cell leukemia/Lymphoma

…hocytes in the epidermis often are large Lymphocytes in the epidermis often more numerous than those in the dermis Nuclei of lymphocytes pleomorphic Few, if any, lymphocytes have a cerebriform nucleus Lymphocytes in the epidermis display abundant…

Histologic Diagnosis of Inflammatory Skin Diseases

Fixed drug eruption

…of the deep as well as the superficial plexus, and the infiltrate of inflammatory cells is mixed, rather than monomorphous (lymphocytes), consisting as it does of lymphocytes, eosinophils, and neutrophils around venules, in the interstitium, along…

Histologic Diagnosis of Inflammatory Skin Diseases

Subcutaneous Fat: Panniculitis

…which lymphocytes predominate, it differs by exhibiting plasma cells in abundance, and, often, nuclear “dust” of lymphocytes, and by no atypia of nuclei of lymphocytes. Figure 5.415 A&B. Simulation of lobular panniculitis: lymphoma….

Histologic Diagnosis of Inflammatory Skin Diseases

Persistent pigmented purpuric dermatitis

…lichenoid infiltrates of lymphocytes, altered bundles of collagen in a thickened papillary dermis, and the presence of some lymphocytes in the epidermis, but it is often associated with a few lymphocytes disposed as solitary units in the basal…

Histologic Diagnosis of Inflammatory Skin Diseases

Lymphocytoma cutis

…nfiltrate being “top-heavy” versus “bottom-heavy,” mixed versus monomorphous, and one in which small lymphocytes are predominant versus large lymphocytes predominant, as well as tingible bodies being present often versus…