malignant lymphoma is the neoplastic transformation of cells, mostly originating from lymphoid tissues. malignant lymphoma has two major subtypes: hodgkin and non-hodgkin lymphoma. malignant lymphoma is the most common neoplasm in 3rd and 4th decades of life and more than two third of affected patients presented painless peripheral lymphadenopathy. involvement of waldeyer’s ring, epitrochlear a...

OBJECTIVE To report two cases of concomitant choroidal melanoma and intraocular non-Hodgkin lymphoma in two patients. DESIGN Case report. PARTICIPANTS Two patients with yellow creamy infiltrates in fundo. INTERVENTION Both patients had a complete ophthalmologic evaluation and histology was obtained after enucleation of the affected eye. MAIN OUTCOME MEASURES Histology findings of the en...

This clinico-pathological study has been carried out on benign and malignant choroidal melanomata with the following objects in view: (I) To find out the fluorescent pattern on fluorescence angiography which would distinguish a pigmented choroidal malignant melanoma from other lesions of similar appearance in the fundus of the eye, e.g. pigmented benign choroidal melanoma or nonneoplastic pigme...

Langerhans cell histiocytosis (LCH) is a rare neoplasm defined as the proliferation of bone marrow langerhans cells, which is a kind of dendritic cells. The major pathological features of LCH are expression of CD1a and S100 as well as Birbeck granules. Its presentation can differ from a mild bone lesion to a multi-systemic evolved malignant neoplasm; however, the latter outcome is almost rare. ...

a case of primary malignant non-hodgkin's lymphoma of the breast is reported. this is the first well-documented case of breast lymphoma in our institution and also in iran. the diagnosis of primary breast lymphoma requires the presence of lymphomatous infiltration in close ass, tissue in patients with neither previous lymphoma nor concurrent lymphoma in another site. there is no definite c...

reports which describe sick sinus syndrome due to malignant lymphoma have been rare and only eight cases have been reported until now. this is a case of sick sinus syndrome and superior vena cava syndrome secondary to invasion of occult malignant lymphoma of the lung in a 60 years old male. there were no symptoms or signs of malignancy before the first presentation with sick sinus syndrome. pat...

objective: oral non- hodgkin’s lymphoma (nhl) is a relatively rare neoplasm that may develop in the soft tissues or jaw bones, with or without node or marrow involvement. oral lymphomas are often difficult to diagnose as there are no characteristic clinical features and usually appear as non-tender swellings.   case: we describe clinical, radiographic, histopathological and immunohistochemical ...

Background: Lymphoma is a malignant proliferation of lymphoid cells. External T-cell lymphoma is very rare. Lymphomas are neoplastic growth of lymphocytes caused by organisms like EBV, HIV, etc. This malignancy is classified as Hodgkin’s lymphoma and non-Hodgkin’s lymphoma. Oral lymphomas account for a small percentage of head and neck malignancies, and intraoral lymphoma is rare and mostly see...

OBJECTIVE To investigate the sensitivity of echography vs magnetic resonance imaging (MRI) or computed tomography (CT) for detecting extraocular extension of choroidal malignant melanoma. DESIGN AND SETTING Retrospective review at a university referral center. PARTICIPANTS All patients with histopathologically proven extraocular extension of choroidal malignant melanoma evaluated at the Bas...