Search Results for: leukemia

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Histiocytoses?

…c panniculitis B. Neoplastic process 1. Malignant histiocytosis and a cutaneous variant 2. Histiocytic lymphoma 3. Monocytic leukemia” Moschella SL, Cropley TG. Diseases of the mononuclear phagocytic system (the so-called reticuloendothelial…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…matosis, lichenoid + 11.2.1B: Abnormal lymphocytes in the dermis and in discrete collections in the epidermis = Adult T-cell leukemia/lymphoma The intraepidermal clusters of abnormal lymphocytes resemble those of Pautrier’s collections in…

Histologic Diagnosis of Inflammatory Skin Diseases

Applicable Terms

…ides, such as allergic contact dermatitis or nummular dermatitis, and on neoplastic processes, such as mycosis fungoides and leukemia cutis. All lesions of atopic dermatitis are the result of the effects of rubbing (lichenification) and scratching…

Histologic Diagnosis of Inflammatory Skin Diseases

Errors and Reasons

…s fungoides, lymphomatoid papulosis, anaplastic large-cell lymphoma, subcutaneous T-cell lymphoma, and adult T-cell lymphoma/leukemia; in addition, it is misleading because all of those lymphomas are systemic, not simply cutaneous, involving the…

Histologic Diagnosis of Inflammatory Skin Diseases

Subcutaneous T-cell lymphoma

…ng erythrophagocytosis and karyophagocytosis. Cytophagic panniculitis is no more a panniculitis than is mycosis fungoides or leukemia that happens to involve fat lobules extensively. Each is a malignant neoplastic process, not an inflammatory one….

From the Dermatologikum Hamburg: Quiz

From the Dermatologikum Hamburg: Quiz

…R, Bolwell B, Lichtin AE. Erythropoietic protoporphyria: altered phenotype after bone marrow transplantation for myelogenous leukemia in a patient heteroallelic for ferrochelatase gene mutations. J Am Acad Dermatol. 2002;46(6):861-6. 7. Tsuboi H,…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…angrenosum. The changes are a manifestation of a process systemic, it ranging from rheumatoid arthritis to acute myelogenous leukemia. These are not the changes of leukocytoclastic vasculitis because of the absence of fibrin from the wall of…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Benign and Malignant Cells?

…n developed which potentially may increase the efficacy of treatment and decrease morbidity and mortality by specifically targeting the malignant cell.” Abutalib SA, Tallman MS. Monoclonal antibodies for the treatment of acute myeloid…

Histologic Diagnosis of Inflammatory Skin Diseases

Urticaria pigmentosa

…sh skin, whose folds are exaggerated. Systemic mastocytosis involves internal organs by infiltrates of mast cells. Mast cell leukemia, as the name denotes, is not related to urticaria pigmentosa. Differential diagnosis clinical Juvenile…