EBV-positive mucocutaneous ulcer arising in rheumatoid arthritis patients treated with methotrexate: Single center series of nine cases.

abstract：:We report a case of intrarenal teratoma in a 6-year-old boy. Two years before his operation, multicystic masses had been found in the left side of his abdomen. In the operation, three main cystic masses were located in the upper and lower poles of the left kidney, which were removed in pieces. Histologically, the cyst...

journal_title：Pathology international

authors： Otani M,Tsujimoto S,Miura M,Nagashima Y

更新日期：2001-07-01 00:00:00

abstract：:One hundred and fifteen patients with chronic hepatitis C were administered interferon (IFN) and classed into two groups: (i) complete responders (CR), HCV-RNA continuously negative 1 year after treatment; and (ii) non-responders (NR), positive 1 year after treatment. Multivariate analysis comprised eight variables: a...

journal_title：Pathology international

authors： Kim SR,Hayashi Y,Yoon S,Taniguchi M,Yang MK,Kim KI,Kim MM,Saeki K,Nukata I,Imoto S

更新日期：1998-03-01 00:00:00

abstract：:An 80-year-old woman with a pleomorphic carcinoma (PC) producing hCG was admitted to Nippon Steel Hirohata Hospital because of an abnormal shadow on CT seen during a follow-up examination after surgery for breast cancer. A right upper lobectomy was performed due to rapid growth of the shadow 3 months later. Macroscopi...

journal_title：Pathology international

authors： Hirano H,Yoshida T,Sakamoto T,Yoshimura H,Fukuoka M,Tachibana S,Saito H,Ohkubo E,Nakasho K,Nishigami T

更新日期：2007-10-01 00:00:00

abstract：:The first tumor, node, metastasis (TNM) classification for stomach tumors was published in the second edition of the TNM classification of malignant tumors in 1974 and was followed by additional editions up to the seventh edition published in 2010. In the Buffalo Meeting 2008 a harmonization between the Eastern (Japan...

journal_title：Pathology international

authors： Wittekind C

更新日期：2015-08-01 00:00:00

abstract：:Telomerase activity is thought to contribute to the immortality of cancers. Recently, some investigators described a correlation between the activity of telomerase and the proliferative activity of cancer cells. The aim of this study was to evaluate the correlation between the expression of telomerase-associated prote...

journal_title：Pathology international

authors： Ikeda S,Shibata T,Eishi Y,Takizawa T,Koike M

更新日期：2003-11-01 00:00:00

abstract：:We report a case of a 57-year-old man who developed a fibrosclerosing lesion in the submandibular gland and idiopathic retroperitoneal fibrosis (IRF) involving the unilateral periureteral region within a year. Both lesions were resected surgically because of the suspicion of neoplasm. Pathologic examination revealed s...

journal_title：Pathology international

authors： Sekine S,Nagata M,Watanabe T

更新日期：1999-07-01 00:00:00

abstract：:A case of ovarian fibrosarcoma producing multiple cytokines is presented. The tumor occurred in the left ovary of a Japanese woman with epigastralgia, remittent fever, leukocytosis and slight thrombocytosis with moderate increase of mast cells in bone marrow, but lack of hormonal abnormality. The resected tumor of the...

journal_title：Pathology international

authors： Fukuda T,Yamaguchi T,Yamaki T,Suzuki T

更新日期：2001-09-01 00:00:00

abstract：:We have reported that the function of histamine and its receptors (HRs) has a close relationship with the development of nonalcoholic fatty liver disease (NAFLD). However, much less is known regarding its pathogenic and molecular mechanism(s), including the early stage of hepatic and intestinal function for lipid and ...

journal_title：Pathology international

authors： Yamada S,Guo X,Wang KY,Tanimoto A,Sasaguri Y

更新日期：2016-07-01 00:00:00

abstract：:Elderly patients with Epstein-Barr virus (EBV) infection are at increased risk for developing B-cell lymphoproliferative disorder (B-LPD) due to immunosenescence. Here, we describe a case of a 75-year-old man who developed an EBV-positive (EBV+) mucocutaneous ulcer (EBVMCU) in the gingiva with spontaneous regression. ...

journal_title：Pathology international

authors： Daroontum T,Kohno K,Inaguma Y,Okamoto A,Okamoto M,Kimura Y,Nagahama M,Sakakibara A,Satou A,Nakamura S

更新日期：2019-01-01 00:00:00

abstract：:This study aims to evaluate the impact on the implementation of multiple strategies to improve medical student's pathology learning experience. In two consecutive years, medical students after a whole year of enrolling in pathology teaching, were invited to complete questionnaires rating and commenting on the personal...

journal_title：Pathology international

authors： Gopalan V,Kasem K,Pillai S,Olveda D,Ariana A,Leung M,Lam AKY

更新日期：2018-07-24 00:00:00

abstract：:Hereditary leiomyomatosis and renal cell cancer (HLRCC) is a rare genetic disorder characterized by cutaneous and uterine leiomyomatosis with RCC. This disorder is caused by a germline mutation in the fumarate hydratase (FH) gene, which encodes an important enzyme of the tricarboxylic acid (TCA) cycle. This mutation d...

journal_title：Pathology international

authors： Matsumoto K,Udaka N,Hasumi H,Nakaigawa N,Nagashima Y,Tanaka R,Kato I,Yao M,Furuya M

更新日期：2018-05-24 00:00:00

abstract：:An unusual case of adenoid cystic carcinoma arising from the palatal minor salivary gland in a 63-year-old Japanese female is reported. In addition to the characteristic histopathologic features of adenoid cystic carcinoma, spindle- and dendritic-shaped cells containing excessive amounts of melanin pigment were densel...

journal_title：Pathology international

authors： Takeda Y

更新日期：1996-06-01 00:00:00

abstract：:A case of a 66-year-old Japanese woman with two synchronous urinary bladder tumors, namely verrucous carcinoma and poorly differentiated squamous cell carcinoma, is described. Both tumors were accompanied by widespread squamous metaplasia in the background and unassociated with bilharzial infection. The poorly differe...

journal_title：Pathology international

authors： Oida Y,Yasuda M,Kajiwara H,Onda H,Kawamura N,Osamura RY

更新日期：1997-09-01 00:00:00

abstract：:Schwarz and Benditt found clustering of replicating cells in aortic endothelium in 1976 and discussed how homeostasis of the arterial wall is maintained through this nonrandom distribution of replicating cells. However, it is still unclear how cells of vascular walls turnover. In order to address this issue, we evalua...

journal_title：Pathology international

authors： Takahashi M,Masuda H,Yoshida M,Ito Y,Nanjo H,Sugiyama T,Maeda D,Goto A

更新日期：2015-11-01 00:00:00

abstract：:Many new members of the S-100 genes are known to be associated with cell differentiation, malignant transformation, and cell cycle. Of the S-100 genes examined in the present study, calcyclin, calpactin I light chain and calvasculin were expressed in most human epithelial tumor cells, and their expression levels diffe...

journal_title：Pathology international

authors： Matsumoto T,Murao S,Kito K,Kihana T,Matsuura S,Ueda N

更新日期：1997-06-01 00:00:00

abstract：:A case of primary esophageal adenocarcinoma in a 64-year-old man is reported. An ulcerating tumor was located in the middle intrathoracic esophagus. Histopathological examination revealed a moderately differentiated adenocarcinoma, which had invaded down to the adventitia. The cancerous tubuli were lined by flattened ...

journal_title：Pathology international

authors： Endoh Y,Miyawaki M,Tamura G,Watanabe H,Motoyama T

更新日期：1999-02-01 00:00:00

abstract：:The incidence of lymphoma has rapidly increased over the last 40 years in Japan, following a trend that is very similar to that of breast cancer. In particular, the relative frequency of follicular lymphoma (FL) has reached that in Western countries. Given its indolence, a "watch-and-wait" approach is often applied to...

journal_title：Pathology international

authors： Yoshino T,Takata K,Tanaka T,Sato Y,Tari A,Okada H

更新日期：2018-12-01 00:00:00

abstract：:S-100 protein, a dimer of S-100 alpha and S-100 beta subunits (S-100 alpha and S-100 beta), is widely distributed in human tissue, and several papers describing S-100 protein expression in follicular cells of the thyroid have been published. In the present study, 105 cases of thyroid carcinoma (of which 96 were papill...

journal_title：Pathology international

authors： Nishimura R,Yokose T,Mukai K

更新日期：1997-10-01 00:00:00

abstract：:An extraskeletal osteosarcoma histologically mimicking parosteal osteosarcoma arising in a 63-year-old female is described. The intramuscular lesion in the left lower thigh was a 7 x 4 cm, well-defined mass with marked central calcification and ossification. The tumor was composed predominately of a centrally located ...

journal_title：Pathology international

authors： Fukunaga M

更新日期：2002-07-01 00:00:00

abstract：:The biologic behavior of gastrointestinal stromal tumors is difficult to predict, and they can be best studied in a site-specific fashion. The aims of this study are to analyze the clinicopathologic parameters and assess the prognostic value of p53 (DO-7) and Ki-67 (MIB-1) immunoreactivities in small intestinal stroma...

journal_title：Pathology international

authors： Chang MS,Choe G,Kim WH,Kim YI

更新日期：1998-05-01 00:00:00

abstract：:The present study attempted to clarify the significance of aberrant expression of beta-catenin protein and mutation of exon 3 of the beta-catenin gene in renal and urothelial carcinogenesis. beta-Catenin expression was examined immunohistochemically and mutation of the beta-catenin gene was analyzed by polymerase chai...

journal_title：Pathology international

authors： Zhu X,Kanai Y,Saito A,Kondo Y,Hirohashi S

更新日期：2000-12-01 00:00:00

abstract：:Epstein-Barr virus (EBV)-associated gastric carcinoma (EBVGC) is defined as a neoplasm comprising monoclonal proliferation of EBV-infected gastric epithelial cells. Although the typical histology is gastric carcinoma with lymphoid stroma (GCLS), the histologic features of the tumor vary. We report herein the case of a...

journal_title：Pathology international

authors： Shimizu A,Takahashi T,Kushima R,Sentani K,Yasui W,Matsuno Y

更新日期：2018-01-01 00:00:00

abstract：:In papillary thyroid carcinoma (PTC) in cytological and surgical specimens, fine chromatin, nuclear grooves and nuclear pseudoinclusions are the hallmarks of diagnosis. We investigated the significance of these nuclear changes in neoplastic non-PTC lesions. Fine needle aspiration biopsies (FNAB) of thyroid lesions wer...

journal_title：Pathology international

authors： Mai KT,Yazdi HM,Commons AS,Perkins DG,MacDonald L

更新日期：1999-07-01 00:00:00

abstract：:Homozygous deletion of 9p21, the locus harboring the p16 gene, has been reported as one of the most common genetic alterations in malignant mesotheliomas (MMs). Previous studies showed that this alteration might be useful for differentiating benign from malignant mesothelial tumors in cytology and surgical specimens. ...

journal_title：Pathology international

authors： Takeda M,Kasai T,Enomoto Y,Takano M,Morita K,Kadota E,Nonomura A

更新日期：2010-05-01 00:00:00

abstract：:This is the first report of segmental arterial mediolysis (SAM) accompanied with polyarteritis nodosa (PN), and manifesting aneurysms of the renal arteries. A 73-year-old woman was admitted to hospital because of a high fever. Laboratory tests showed leukocytosis with increased CRP level in the serum. Myeloperoxidase-...

journal_title：Pathology international

authors： Soga Y,Nose M,Arita N,Komori H,Miyazaki T,Maeda T,Furuya K

更新日期：2009-03-01 00:00:00

abstract：:Intraductal tubulopapillary neoplasm (ITPN) has been recently reported in pancreas. We experienced an unusual intraductal growing bile duct tumor, which showed the same histopathologic and immunostaining profiles as ITPN of pancreas. A 72-year-old female patient visited hospital due to intrahepatic stone. The hilar bi...

journal_title：Pathology international

authors： Park HJ,Jang KT,Heo JS,Choi YL,Han J,Kim SH

更新日期：2010-09-01 00:00:00

abstract：:One of the striking microscopic appearances of breast carcinoma is malignant transformation of the epithelium of an entire lobule, although the lobular architecture is still preserved. We termed this pathological feature 'lobular involvement'. An investigation was carried out to determine whether lobular involvement w...

journal_title：Pathology international

authors： Ishige H,Kondo Y,Yagata H,Onoki J,Suzuki M,Oshida M,Nagashima T,Hashimoto H,Nakajima N

更新日期：1999-06-01 00:00:00

abstract：:The alpha subunit of a GTP-binding protein, Go, was investigated in pulmonary neuroendocrine neoplasms and fetal tissues of the lung by an immunohistochemical method. Positive immunostaining for the alpha subunit of Go (Go alpha) was found predominantly on the cell membrane and found occasionally in the cytoplasm. Typ...

journal_title：Pathology international

authors： Kawano N,Ito T,Kitamura H,Shibagaki T,Kameda Y,Nakamura N,Kanisawa M

更新日期：1996-06-01 00:00:00

abstract：:A complete spontaneous regression of diffuse large B cell lymphoma involving the right breast, confirmed by aspiration cytology, is reported. The patient visited a hospital due to the rapid growth of a tumor in the right breast. Five years previously she underwent a craniotomy for a brain tumor, diagnosed as B-cell ma...

journal_title：Pathology international

authors： Iihara K,Yamaguchi K,Nishimura Y,Iwasaki T,Suzuki K,Hirabayashi Y

更新日期：2004-07-01 00:00:00

abstract：:Although a seborrheic keratosis is not rare on the skin of the trunk, extremities, head and neck of an elderly person, it is uncommon to originate in the external ear canal. Even rarer, an irritated subtype may arise in this location. We report the case of a 63-year-old man with an irritated seborrheic keratosis arisi...

journal_title：Pathology international

authors： Konishi E,Nakashima Y,Manabe T,Mazaki T,Wada Y

更新日期：2003-09-01 00:00:00