the authors describe a case of histiocyte-rich b-cell lymphoma (hr-bcl), a variant of diffuse large b-cell lymphoma, in a 51-year-old man. the patient presented with large axillary lymphadenopathy. histopathologic and immunohistochemical examination of lymph node biopsy revealed diffuse effacement of the lymph node architecture by reactive histiocytes and neoplastic cd20 positive b cells. react...

The karstic Rijab Spring with an average discharge of 3290 l/s is located in the Alvand River basin in the northwest of the Zagros, Iran, which drains Asmari formation. To investigate groundwater flow in the catchment area of the Spring, the physicochemical parameters include major cations and anions, discharge, EC, pH, and temperature were studied from September 2000-2002. The results indicate...

A 58-year-old man had 3 years history of asymptomatic, extensive, yellowish patches on his face, neck, trunk and arms. Histopathological examination confirmed the diagnosis of diffuse plane xanthomatosis. This is a rare non-lipemic disease in which xanthomatous lesions develop in the skin in association with paraproteinemia. Serum lipids are usually normal. The histological features include bot...

A 40 year old male, a known case of hypertrophic cardiomyopathy, was admitted for catheterization. At catheterization and angiography, septum was hypertrophied to about 5cm and diffuse coronary artery aneurysm was revealed. We found no previous report of coronary artery aneurysm in hypertrophic cardiomyopathy.

Intravascular large B-cell lymphoma (IVLBCL) is a rare and aggressive subtype of systemic extranodal non-Hodgkin diffuse large B-cell lymphoma (DLBCL). We report a rare case of IVLBCL who showed diffuse 18F-fluorodeoxyglucose (FDG) uptake in the lung in FDG-positron emission tomography/computed tomography (PET/CT) without respiratory symptoms or chest CT abnormalities. Serum biochemical studies...

Diffuse normolipemic plane xanthoma is a rare disorder often seen as a para-neoplastic manifestation accompanied with gammopathies and hematologic disorders. In this report, a 44-year-old man is presented who was referred to us due to developing erythematous papules on the hands and yellow patches on different parts of the body. Based on cell blood count, peripheral blood smear and positive ant...