Search Results for: mastocytosis

Solitary mastocytoma presenting in an adult: report and literature review of adult-onset solitary cutaneous mastocytoma with recommendations for evaluation and treatment

Solitary mastocytoma presenting in an adult: report and literature review of adult-onset solitary cutaneous mastocytoma with recommendations for evaluation and treatment

…. Discussion Mastocytosis, a disease in which there is an accumulation of mast cells in tissues, has two variants: cutaneous mastocytosis and systemic mastocytosis [1-5]. Cutaneous mastocytosis occurs when the mast cell proliferation is limited to…

Histologic Diagnosis of Inflammatory Skin Diseases

Urticaria pigmentosa

…ogical diagnosis. Histol Histopathol 1997;12(4):1081-89. Kurosawa M, Amano H, Kanbe N, et al. Heterogeneity of mast cells in mastocytosis and inhibitory effect of ketotifen and ranitidine on indolent systemic mastocytosis. J Allergy Clin Immunol…

Histologic Diagnosis of Inflammatory Skin Diseases

Errors and Reasons

…and telangiectasia macularis eruptiva perstans are different names for different diseases. Reason: Urticaria pigmentosa and mastocytosis are synonyms, referring as they do to diseases of mast cells in general, that is, macular, papular, nodular,…

Billings SD, Cotton J. Inflammatory Dermatopathology. A Pathologist’s Survival Guide. New York: Springer Science + Business Media LLC, 2011

Billings SD, Cotton J. Inflammatory Dermatopathology. A Pathologist’s Survival Guide. New York: Springer Science + Business Media LLC, 2011

…riasiform and lichenoid dermatitis, but there are others, like patch stage Kaposi’s disease, metastatic breast cancer, mastocytosis, B-cell lymphoma, etc., which can mimic interstitial or perivascular dermatitis respectively. I have another…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…of the papillary dermis, the uneven acanthosis, and the huge scale-crust. At higher magnification, however, the diagnosis of mastocytosis becomes evident; mast cells are predominant. The presence of eosinophils is attributable to trauma to the mast…

Histologic Diagnosis of Inflammatory Skin Diseases

Histiocytosis X

…n adults. Differential diagnosis clinical Seborrheic dermatitis of the scalp is less papular and lacks a purpuric component. Mastocytosis, when papular, consists of widespread yellow-brown lesions devoid of purpura; papules urticate when rubbed….