Search Results for: pagetoid reticulosis

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A Clinical Atlas of 101 Common Skin Diseases

Mycosis Fungoides

A systemic lymphoma of T-lymphocytes that manifests itself first in the skin as macules and then patches that often are scaly. Most people with the disease have only scaly macules and patches for a lifetime, but some patients may develop papules, pl…

A Clinical Atlas of 101 Common Skin Diseases

Lymphomas (Other Than Mycosis Fungoides and Lymphomatoid Papulosis)

Malignant neoplasms of B-lymphocytes especially that present themselves usually as papules, nodules, and tumors, sometimes solitary but at other times numerous, and often in clusters on any anatomic site. When “primary,” B-cell lymphomas o…

Histologic Diagnosis of Inflammatory Skin Diseases

Identification of Basic Patterns: Skin: Perivascular Dermatitis

…ma such as that manifestation of mycosis fungoides designated pagetoid reticulosis (Woringer-Kolopp disease) shown here, some spongiosis is inevitable, although only a tiny fraction of what would have been induced by lymphocytes of an inflammatory di…

Differential Diagnosis in Dermatopathology


Both pagetoid Bowen’s disease and extramammary Paget’s disease are carcinomas that begin in the epidermis. Whereas Bowen’s disease is a squamous-cell carcinoma (it cornifies), extramammary Paget’s disease is an apocrine carci…

Dermatology Practical & Conceptual

Nail matrix melanoma: consecutive cases in a general practice

…y confluent plump junctional melanocytes (black arrows) and a Pagetoid melanocyte (red arrow). [Copyright: ©2012 Rosendahl et al.] The patient was referred to a plastic surgeon for definitive treatment. After discussion with the patient a decision wa…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Cytophagic Panniculitis?

…Dermatol 2004;21(3):246-49. We consider histiocytic medullary reticulosis and cytophagic panniculitis to be different names for the same lymphoma. The term histiocytic medullary reticulosis was the first term given to a condition then thought to be a…

Histologic Diagnosis of Inflammatory Skin Diseases


…shown here is comparable to that in Woringer-Kolopp disease (pagetoid reticulosis), a synonym for one distinctive presentation, clinical and histopathologic, of mycosis fungoides, it usually arising in the vicinity of an ankle. 11.14.14A: Peri-infun…

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