background primary small round blue cell tumors (srbct) in sinonasal comprise histogenetically diverse entities with overlapping morphologic features. because of the limited initial biopsy tissue materials, differential diagnostic difficulties may arise, and as they have different management, exact diagnosis and classification are very important. conclusions the results of our study indicate th...

BACKGROUND In recent years, there is an increasing tendency to use diced cartilage grafts in rhinoplasty surgery for improving dorsum contour irregularities. This study was designed to compare graft resorption between three techniques of diced cartilage using surgical blade, electrical grinder and grater in rabbit model. METHODS Thirteen New Zealand rabbits were divided into three groups. Thr...

9 Abstract Many of the time-honored methods for histopathological analysis of tissue sections have been superseded by new histological techniques, immunohistochemistry, or other diagnostic tests. Some of the dyes that were used for generations are no longer available, and chemicals used in some older methods are now considered hazardous. Additionally, the histotechnologists and pathologists fam...

Summa ry The growth of our knowledge of normal and pathological histology has been accelerated by two periods of spectacular technical developments. The first, a t the end of the nineteenth century, produced most of the dye staining methods for sections that are now in use. The second, dating from the 1950's to the present time, has seen the application of electron microscopy, histochemistry an...

PURPOSE The objective of this study was to analyze the histology of breast lesions categorized as Breast Imaging Reporting and Data System (BI-RADS) 4c or 5 breast lesions during the imaging evaluation, but diagnosed as benign during the histological evaluation. MATERIALS AND METHODS We retrospectively reviewed 71 breast lesions categorized as BI-RADS 4c or 5 during imaging study, but diagnos...

hydatid cyst of heart is uncommon. we are reporting a case of 14 years old male with liver, lung and heart hydatidosis. diagnosis was confirmed by imaging studies and histological evaluation of surgical specimens.

J. Russo , M.D. (*) • I. H. Russo , M.D. Irma H Russo MD Breast Cancer Research Laboratory, Fox Chase Cancer Center , Cottman Avenue 333 , Philadelphia , PA 19111 , USA e-mail: [email protected]; [email protected]