Search Results for: lymphocytes

Histologic Diagnosis of Inflammatory Skin Diseases

Dermatomyositis

…athologic Early Sparse superficial perivascular infiltrate of lymphocytes and a few lymphocytes sprinkled along the dermoepidermal junction in conjunction with subtle vacuolar alteration and an occasional necrotic keratocyte Mucin increased slightly…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

….1A: Perivascular dermatitis, interface, vacuolar + 10.66.1B: Lymphocytes along the dermoepidermal junction and in the spinous zone, and ballooned and necrotic keratocytes = Mucha-Habermann disease, acute That this lesion is recent in onset may be in…

Histologic Diagnosis of Inflammatory Skin Diseases

Adult T-cell leukemia/Lymphoma

…s histopathologic Fully developed Crusts often Collections of lymphocytes in the cornified layer often Collection of lymphocytes in the epidermis usually more numerous than lymphocytes arranged as solitary units there Collections of lymphocytes in th…

Histologic Diagnosis of Inflammatory Skin Diseases

Fixed drug eruption

…y deep perivascular and interstitial mixed-cell infiltrate of lymphocytes around venules mostly; neutrophils and eosinophils scattered interstitially especially Edema of the papillary dermis Lymphocytes in company with neutrophils and/or eosinophils…

Histologic Diagnosis of Inflammatory Skin Diseases

Subcutaneous Fat: Panniculitis

…ned septa and shrunken lobules in conjunction with nodules of lymphocytes and plasma cells stationed at sites along the border between them is diagnostic of morphea at a stage in the evolution of it, which represents but one of the many manifestation…

Histologic Diagnosis of Inflammatory Skin Diseases

Persistent pigmented purpuric dermatitis

…icial perivascular and, sometimes, interstitial infiltrate of lymphocytes Erythrocytes extravasated in variable number in the upper part of the dermis, i.e., few to many Fully developed Moderately dense perivascular and interstitial infiltrate of lym…

Histologic Diagnosis of Inflammatory Skin Diseases

Lymphocytoma cutis

…ped Nodular and/or diffuse infiltrate made up mostly of small lymphocytes in the reticular dermis and, sometimes, in the upper part of the subcutaneous fat Infiltrate usually denser in the upper part (“top heavy”) or equally dense through…