Recommendations for the reporting of urinary bladder specimens containing bladder neoplasms. Association of Directors of Anatomic and Surgical Pathology.

abstract：:Pulmonary papillary adenoma is a rare tumor. We analyzed a tumor which appeared in a 16-year-old Japanese woman. The tumor histologically showed papillary proliferation of one-layered tumor cells coating inflammatory fibrovascular cores. At the periphery of the tumor, the tumor cells grew in a lepidic fashion. The tum...

journal_title：Pathology international

authors： Masunaga A,Nagashio R,Iwamoto S,Takeyama N,Sato Y,Miyazaki A,Mitsuya T

更新日期：2012-09-01 00:00:00

abstract：:A subcutaneous myopericytoma-type perivascular myoma arising in the elbow of a 61-year-old woman is described. The tumor was well demarcated and consisted microscopically of small ovoid and spindle cells arranged in a concentric fashion, surrounding small to medium-sized vessels and imparting a superficial resemblance...

journal_title：Pathology international

authors： Mikami Y,Shiomi T,Manabe T

更新日期：2002-01-01 00:00:00

abstract：:High-grade transformation (HGT)/dedifferentiation is an unusual phenomenon in salivary gland carcinomas. Here we report a case of adenoid cystic carcinoma (ACC) with HGT/dedifferentiation to myoepithelial carcinoma, occurring in the epipharynx of a 42-year-old woman. The surgically resected tumor was a pedunculated ma...

journal_title：Pathology international

authors： Tando S,Nagao T,Kayano K,Fushiki S,Itoh K

更新日期：2018-02-01 00:00:00

abstract：:We have previously reported the frequent occurrence of bile duct invasion by liver metastases from colorectal cancer. We found that patients with macroscopic intrabiliary cancer growth survive longer after hepatectomy than those without this feature. In the present study, we analyzed the clinicopathological features o...

journal_title：Pathology international

authors： Kubo M,Sakamoto M,Fukushima N,Yachida S,Nakanishi Y,Shimoda T,Yamamoto J,Moriya Y,Hirohashi S

更新日期：2002-08-01 00:00:00

abstract：:Immunodeficient mice are widely used for xenografts of human cells and tissue. The purpose of the present study was to investigate the characteristics of xenograft human tumor models using engraftment of various non-hematopoietic tumors in the NOD/SCID/gamma(c) (null) mouse. For tumor models, human solid tumor tissues...

journal_title：Pathology international

authors： Fujii E,Suzuki M,Matsubara K,Watanabe M,Chen YJ,Adachi K,Ohnishi Y,Tanigawa M,Tsuchiya M,Tamaoki N

更新日期：2008-09-01 00:00:00

abstract：:A unique case of duodenal stromal tumor in a 51-year-old man is reported. The tumor histologically showed spindle cell proliferation and numerous eosinophilic globules. Most globules were composed of tangled 45 nm thick fibrils, which were ultrastructurally identical to 'skeinoid fibers'. The presence of glycogen gran...

journal_title：Pathology international

authors： Matsukuma S,Doi M,Suzuki M,Ikegawa K,Sato K,Kuwabara N

更新日期：1997-11-01 00:00:00

abstract：:A 28-year-old woman complained of irregular menstruation. Abdominal ultrasound and magnetic resonance imaging (MRI) examinations revealed a cystic tumor in the left ovary. A histological examination of the resected ovary revealed that the lesion was a mature cystic teratoma. In this tumor, components such as skin with...

journal_title：Pathology international

authors： Kuroda N,Hirano K,Inui Y,Yamasaki Y,Toi M,Nakayama H,Hiroi M,Enzan H

更新日期：2001-11-01 00:00:00

abstract：:We report a very rare case of combined thymic carcinomas: undifferentiated thymic carcinoma coexisting with type AB thymoma. The precise mechanism underlying the coexistence of these tumors remains unknown. Therefore, we used clonality analysis to ascertain whether the two tumors were clonally related. A 63-year-old w...

journal_title：Pathology international

authors： Karino F,Yokose T,Matsukuma S,Miyagi Y,Murakami S,Ito H,Nakayama H,Yamada K

更新日期：2016-07-01 00:00:00

abstract：:Under the condition of obvious iron-overload, there is a zonal hemosiderin (iron) deposition in hepatic lobules. The deposition is heaviest in the periportal (zone 1) and lightest in the perivenous (zone 3) hepatocytes. However, the mechanism for this pattern of iron deposition is obscure. Hepatic tissues from control...

journal_title：Pathology international

authors： Lu JP,Hayashi K

更新日期：1995-03-01 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：:Calcifying fibrous tumor (CFT) is an uncommon lesion of uncertain cause and pathogenesis that has a unique histological appearance. These lesions are described mainly in the subcutaneous or deep soft tissues, followed by subserosal locations. Intrinsic visceral CFT is extremely rare. Herein is described a rare case of...

journal_title：Pathology international

authors： Elpek GO,Küpesiz GY,Ogüs M

更新日期：2006-04-01 00:00:00

abstract：:The localization of glutathione peroxidase (GSH-PO) in the human arteriosclerotic lesions was investigated by immunohistochemical methods. GSH-PO is an enzyme that effectively reduces lipid peroxides. It is also known that its synthesis is significantly increased by lipid peroxides, the substrate of the enzyme. Accord...

journal_title：Pathology international

authors： Mori I,Yoshimura S,Watanabe K

更新日期：1995-05-01 00:00:00

abstract：:Nodular fasciitis (NF) is a self-limiting benign disease that is characterized by rapid proliferation of fibroblastic and myofibroblastic cells. The characteristic gene fusion containing the USP6 gene is a genetic hallmark of NF and MYH9-USP6 is the most frequent fusion, suggesting that NF is not a reactive condition ...

journal_title：Pathology international

authors： Teramura Y,Yamazaki Y,Tanaka M,Sugiura Y,Takazawa Y,Takeuchi K,Nakayama T,Kaneko T,Musha Y,Funauchi Y,Ae K,Matsumoto S,Nakamura T

更新日期：2019-12-01 00:00:00

abstract：:In pulmonary fibrosis, it is known that fibrotic changes develop in the intra-alveolar spaces and that intra-alveolar fibrosis can be classified into three patterns, namely intra-alveolar buds, mural incorporation and obliterative changes. In order to clarify the evolution of intra-alveolar fibrosis, immunohistochemic...

journal_title：Pathology international

authors： Usuki J,Fukuda Y

更新日期：1995-08-01 00:00:00

abstract：:Gonadotropin releasing hormone (GnRH) analogs can cause regression of hormone-dependent breast carcinomas via the specific GnRH receptor (GnRH-R). In an attempt to obtain a better understanding of GnRH actions in human breast carcinoma, the expression of GnRH-R was examined immunohistochemically in 58 invasive ductal ...

journal_title：Pathology international

authors： Moriya T,Suzuki T,Pilichowska M,Ariga N,Kimura N,Ouchi N,Nagura H,Sasano H

更新日期：2001-05-01 00:00:00

abstract：:Patients with pulmonary small cell carcinoma are well known to have a poor prognosis. However, predictors of prognosis and treatment outcome have not been reported for this type of cancer. We examined whether excision repair cross-complementation group 1 (ERCC1), phosphorylated Akt (p-Akt), phosphorylated mammalian ta...

journal_title：Pathology international

authors： Ikeda S,Takabe K,Inagaki M,Suzuki K

更新日期：2010-11-01 00:00:00

abstract：:Hepatic ultrasonic transient elastography (FibroScan) is a new diagnostic method for the assessment of hepatic fibrosis. There are limited data available on its use as a follow-up tool for patients with chronic hepatitis B. In this study, 134 patients were enrolled. Hepatic fibrosis was evaluated by liver stiffness me...

journal_title：Pathology international

authors： Zhang YG,Wang BE,Wang TL,Ou XJ

更新日期：2010-04-01 00:00:00

abstract：:Angioimmunoblastic T cell lymphoma (AITL) is characterized by the presence of atypical lymphocytes with clear cytoplasm and follicular dendritic cells, arborization of high endothelial blood vessels, and infiltration by inflammatory cells, such as epithelioid histiocytes, eosinophils, immunoblasts, and plasma cells. T...

journal_title：Pathology international

authors： Murakami Y,Shimada K,Kosugi H,Mori N

更新日期：2011-05-01 00:00:00

abstract：:Malignant myoepithelioma of soft tissue is extremely rare. Presented herein is a case arising in a 17-year-old man. The tumor was initially noticed as a painless deep soft-tissue mass in the right forearm when the patient was aged 3 years. Thereafter, it grew without remarkable symptoms, such as pain or tenderness, un...

journal_title：Pathology international

authors： Harada O,Ota H,Nakayama J

更新日期：2005-08-01 00:00:00

abstract：:The aims of this study were to identity the roles of tumor vessels and hormone receptor status in normal, hyperplastic, and neoplastic endometrium, and to explore their relationships with other prognostic factors of endometrial adenocarcinoma. Endometrial curettage specimens of proliferative phase and secretory phase ...

journal_title：Pathology international

authors： Nunobiki O,Taniguchi E,Ishii A,Tang W,Utsunomiya H,Nakamura Y,Mori I,Kakudo K

更新日期：2003-12-01 00:00:00

abstract：:The KIT, epidermal growth factor receptor (EGFR) and HER-2 oncoproteins have tyrosine kinase activity and are molecular targets in human cancer therapy. To clarify the significance of KIT, EGFR, and HER-2 in undifferentiated thyroid carcinoma (UTC), the expression of these receptors and tyrosine phosphorylation was ex...

journal_title：Pathology international

authors： Murakawa T,Tsuda H,Tanimoto T,Tanabe T,Kitahara S,Matsubara O

更新日期：2005-12-01 00:00:00

abstract：:The classical nomenclature and categorization of neoplastic and non-neoplastic nodular lesions of the liver are being revised due to the tremendous volume of information recently published on this issue. The diagnostic histopathology of non-neoplastic nodular (tumor-like) lesions of the liver that are recognizable in ...

journal_title：Pathology international

authors： Nakanuma Y

更新日期：1995-10-01 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：:Histiocytic necrotizing lymphadenitis is rare outside Japan, including Brazil, despite the many Japanese immigrants and descendants who live there. The authors describe the case of a 32 year old white female, who presented with cervical lymph node enlargement and severe anemia. Histological findings of the lymph node ...

journal_title：Pathology international

authors： Lorand-Metze I,Vassallo J,Mori S

更新日期：1994-07-01 00:00:00

abstract：:Angiomyxomas are a group of relatively rare mesenchymal myxoid tumors. Three types of angiomyxomas have been identified: superficial angiomyxoma, aggressive angiomyxoma and angiomyofibroblastoma. These tumors have a predilection for occurring in the perineum of middle-aged females and are often clinically diagnosed as...

journal_title：Pathology international

authors： Ustun C,Malazgirt Z,Kandemir B,Kocak I,Bolat I,Gumus S

更新日期：1998-12-01 00:00:00

abstract：:Thymidine phosphorylase (dThdPase)/platelet-derived endothelial cell growth factor, is expressed at higher levels in tumor tissues compared to the adjacent normal tissues in a variety of human carcinomas. The higher expression is associated with an increase of intratumoral microvessel density (IMVD) and an unfavorable...

journal_title：Pathology international

authors： Okamoto E,Osaki M,Kase S,Adachi H,Kaibara N,Ito H

更新日期：2001-03-01 00:00:00

abstract：:An unusual case of cystic renal cell carcinoma in a 70-year-old Japanese male is reported. He had had a simple renal cyst removed 1 year ago. On presentation the right kidney was surrounded by multiple translucent cysts, which varied in size from 1 to 50 mm. The cyst walls were lined by single-layered cuboidal epithel...

journal_title：Pathology international

authors： Shishikura Y,Furusato M,Aizawa S

更新日期：1998-08-01 00:00:00

abstract：:Eight hepatic atypical adenomatous hyperplasias (AH), 30 hepatocellular carcinomas (HCC) consisting of 11 well-, 13 moderately and six poorly differentiated HCC, and 10 intrahepatic cholangiocarcinomas (CC) were investigated immunohistochemically with anti-alpha-fetoprotein (AFP), carcinoembryonic antigen (CEA), CA19-...

journal_title：Pathology international

authors： Tsuji M,Kashihara T,Terada N,Mori H

更新日期：1999-04-01 00:00:00

abstract：:A cytometrical image analyzing method for nuclear protein was established using WinROOF, a commercially available, inexpensive software, to determine the status of both estrogen and progesterone receptors. Immunohistochemical evaluation of estrogen receptors (ER) and progesterone receptors (PR) was performed with the ...

journal_title：Pathology international

authors： Hatanaka Y,Hashizume K,Nitta K,Kato T,Itoh I,Tani Y

更新日期：2003-10-01 00:00:00

abstract：:Diffuse pulmonary ossification (DPO) is a rare condition characterized by diffuse metaplastic bone formation in the lungs. Two patterns have been described: dendriform, with a coral-like network of bone spiculae along the alveolar septa; and nodular, with lobulated fragments in the alveolar spaces. Dendriform DPO is f...

journal_title：Pathology international

authors： Porzionato A,Macchi V,Da Broi U,Giraudo C,Miotto D,Rodriguez D,Moreschi C,De Caro R

更新日期：2015-01-01 00:00:00