peripheral t-cell lymphomas are a group of heterogeneous disorders and according to who classification, are categorized into nodal and extranodal forms. nk/t-cell lymphoma, nasal type, is a subtype of extranodal peripheral t-cell lymphoma and commonly presents as a midfacial destructive lesion. this disorder is more prevalent in asia and south america and has a strong association with epstein b...

Cutaneous lymphomas (CL) are the second most common extranodal non-Hodgkin’s lymphomas. Their incidence is estimated at 1/100 000 yearly. Primary CL develop by definition in the skin and remain confined to the skin for a long period of time, while secondary CL reflect cutaneous spread from disseminated primary nodal or extranodal lymphomas. Primary CL include a wide spectrum of clinically and h...

Burkitt lymphoma (BL), an aggressive non-Hodgkin lymphoma, usually presents with large extranodal masses involving jaw bones, intestines and central nervous system. There are 3 main types of BL: endemic, sporadic, and immunodeficiency variant. Although each variant frequently involves extranodal site, cutaneous involvement is distinctly rare. Most of the previously reported cases with cutaneous...

Background Non-Hodgkin’s lymphoma (NHL) is one of the frequent and severe oncologic pathologies associated with HIV infection. Unlike in immunocompetent patients, this pathology manifests more aggressively in HIV-positive patients, frequently with severe systemic extranodal involvement, affecting the gastrointestinal tract, liver, bone marrow, central nervous system (CNS). Along extranodal invo...

Extranodal natural killer/T cell (NK/T cell) lymphoma (ENKTL), nasal type, is a rare non-Hodgkin lymphoma originating in the nasal cavity or in the paranasal sinuses. It can involve the skin, gastrointestinal tract, soft tissue, and testis, but involvement of breast is rare. Herein we report a case of extranodal NK/T cell lymphoma with bilateral breast involvement in a middle aged female. The u...

Non-Hodgkin's lymphoma (NHL) is a lymphoproliferative disorder, from a subgroup of heterogeneous hematologic malignancies; the term "extranodal" refers to malignant involvement of tissues other than lymph nodes, tonsils, spleen, pharyngeal lymphatic ring, or thymus. Only 0.6% of all NHL are at mandible alone, and it may involve the inferior alveolar canal. We describe a case of bilateral enlarg...

Abstract Background T cell lymphoma of the upper aerodigestive tract is a rare entity usually presenting as midfacial ulcerative lesion. It extremely to present non-healing erosive lesion oropharynx. Case presentation A 29-year-old female patient presented with odynophagia and trismus for several months. An “inflammatory” oropharyngeal ulcer was diagnosed she treated repeated courses antibiotic...

Non-Hodgkin's lymphoma (NHL) constitutes a group of malignancies those arises from cellular components of lymphoid or extranodal tissues. The head and neck is the most common area for the presentation of these lymphoproliferative disorders. Primary involvement of salivary glands is uncommon. This report described a case of a 73-year-old female patient who presented with involvement of both noda...

Sinus histiocytosis with massive lymphadenopathy, also known as Rosai-Dorfman disease (RDD), is an uncommon benign histioproliferative disorder with systemic symptoms and lymphadenopathy. Mostly affecting lymph nodes, RDD typically presents as substantial painless bilateral cervical lymphadenopathy associated with fever, leukocytosis, anemia, polyclonal hypergammaglobulinemia, and increased ery...