Search Results for: infiltrate

Histologic Diagnosis of Inflammatory Skin Diseases

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…tary units in the epidermal basal layer = Mycosis fungoides, plaque Wiry bundles of collagen in conjunction with a lichenoid infiltrate of lymphocytes is highly suggestive of mycosis fungoides. Longstanding lichenoid infiltrates of lymphocytes of an…

Histologic Diagnosis of Inflammatory Skin Diseases

Xanthogranuloma

…oughout the infiltrate of histiocytes; lymphocytes and plasma cells around venules Late Fibroplasia amidst the dense diffuse infiltrate of foam cells Patchy mixed-cell infiltrate of lymphocytes, plasma cells, and eosinophils Correlation…

Histologic Diagnosis of Inflammatory Skin Diseases

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…at scanning magnification, a diagnosis of secondary syphilis should be a consideration serious because the patchy lichenoid infiltrate is not made up mostly of lymphocytes, many of the cells in the infiltrate being too pale. The two most common…

Histologic Diagnosis of Inflammatory Skin Diseases

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…celerated expression of lichen planus. 10.60.13A: Peri-infundibulitis and perifolliculitis, fibrosing + 10.60.13B: Lichenoid infiltrate of lymphocytes and clefts between the infiltrate and the thinned infundibula and follicles = Lichen planopilaris…

Histologic Diagnosis of Inflammatory Skin Diseases

Lymphocytoma cutis

…n of antibodies against variable regions of the T-cell antigen receptor often proves useful in distinguishing lymphocytes of infiltrates of an inflammatory disease from infiltrates of neoplastic T lymphocytes. Cause and mechanism The cause is not…

Histologic Diagnosis of Inflammatory Skin Diseases

Graft-versus-host disease/Eruption of lymphocyte recovery

…tire front of the section of tissue Compact orthokeratosis or parakeratosis or both Fully developed Superficial perivascular infiltrate of lymphocytes Lichenoid infiltrate of lymphocytes in association with vacuolar alteration obscures the…

Histologic Diagnosis of Inflammatory Skin Diseases

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…ust be appreciated that this seborrheic keratosis began as what is known as a solar lentigo that, when joined by a lichenoid infiltrate of lymphocytes, is dubbed lichen planus-like keratosis. 11.11.7A: Perivascular dermatosis, lichenoid + 11.11.7B:…