Pulmonary pleomorphic carcinoma producing hCG.

abstract：:A 56-year-old male treated for a gastric yolk sac tumor with an adenocarcinomatous component is described. A mixed area of reticular and glandular neoplastic components was morphologically identified in this tumor. Immunohistochemically, the yolk sac tumor expressed alpha-fetoprotein (AFP), placental alkaline phosphat...

journal_title：Pathology international

authors： Suzuki T,Kimura N,Shizawa S,Yabuki N,Yamaki T,Sasano H,Nagura H

更新日期：1999-06-01 00:00:00

abstract：:To test whether a subset of esophageal squamous cell carcinomas (SCC) develop through a deficiency in DNA mismatch repair, we examined microsatellite instability (MSI) using 11 microsatellite markers including BAT-26, hMLH1 protein expression by immunohistochemistry, and methylation status of the hMLH1 promoter by met...

journal_title：Pathology international

authors： Hayashi M,Tamura G,Jin Z,Kato I,Sato M,Shibuya Y,Yang S,Motoyama T

更新日期：2003-05-01 00:00:00

abstract：:A 70-year-old man with metastatic liver tumors showed carcinoid syndrome with clinical symptoms of facial flushing, palpitation, dyspnea, and an itching sensation. Regurgitation of the tricuspid and aortic valves was observed by echocardiography. An elevated serum level of serotonin and a high urine excretion of serot...

journal_title：Pathology international

authors： Sakai D,Murakami M,Kawazoe K,Tsutsumi Y

更新日期：2000-05-01 00:00:00

abstract：:The p73 gene is a member of the p53 gene family and the structure and functions of p73 protein are similar to those of p53. However, these two proteins have different roles. In the present study, p73 protein was found immunohistochemically to be distributed in the basal cells of the epidermis, columnar basal cells in ...

journal_title：Pathology international

authors： Kamiya M,Takeuchi Y,Katho M,Yokoo H,Sasaki A,Nakazato Y

更新日期：2004-12-01 00:00:00

abstract：:Intratumoral ossification has been reported in a number of epithelial tumors, but its presence in intraductal papillary mucinous neoplasms (IPMNs) is very rare. Herein, we present a rare case of IPMN with marked ossification. A 56-year-old Japanese man was under follow-up for a previously diagnosed IPMN. Seven years l...

journal_title：Pathology international

authors： Hadano A,Hirabayashi K,Yamamuro H,Takanashi Y,Yamada M,Kawanishi A,Kawaguchi Y,Furukawa D,Nakagohri T,Imai Y,Nakamura N,Mine T

更新日期：2016-06-01 00:00:00

abstract：:Many human colorectal adenocarcinoma cell lines have been developed. However, differentiated type colorectal cancer cell lines, particularly, the goblet-cell differentiated type, are scarce. In the present study a novel colorectal adenocarcinoma cell line (designated as COLM-6) with predominant goblet-cell differentia...

journal_title：Pathology international

authors： Yamachika T,Nakanishi H,Yasui K,Ikehara Y,Niwa T,Wanibuchi H,Tatematsu M,Fukushima S

更新日期：2005-09-01 00:00:00

abstract：:The clinical and pathological significance of intratumoral lymphangiogenesis (ITL) with human esophageal squamous cell carcinomas (ESCC) remains unclear, as does the role of signaling molecules such as vascular endothelial growth factor (VEGF)-A,C, platelet-derived growth factor (PDGF)-A, and p53, in the regulation of...

journal_title：Pathology international

authors： Inoue A,Moriya H,Katada N,Tanabe S,Kobayashi N,Watanabe M,Okayasu I,Ohbu M

更新日期：2008-10-01 00:00:00

abstract：:A case of low-grade endometrial stromal sarcoma with extensive epithelial-like element (ELE) is reported. This tumor was composed of classical endometrial stromal sarcoma (CESS) showing diffuse proliferation, and ELE occupying approximately 72% of the tumor mass. On immunohistochemistry, ELE was negative for sex-cord ...

journal_title：Pathology international

authors： Ohta Y,Suzuki T,Kojima M,Shiokawa A,Mitsuya T

更新日期：2003-04-01 00:00:00

abstract：:Niemann-Pick disease type C (NPC) is a neurovisceral lipid-storage disease. Although NPC patients show lipid storage in anterior horn cells of the spinal cord, little information is available regarding the electron microscopic analyses of the morphologies of intra-endosomal lipid like-materials in the anterior horn ce...

journal_title：Pathology international

authors： Kusunoki-Ii M,Kohama H,Kato K,Nomura Y,Nagashima K,Ninomiya H,Kato M,Kato S

更新日期：2020-07-01 00:00:00

abstract：:An unusual case of uterine clear cell tumor is reported in a 56-year-old woman. The neoplasm was identified as a peculiar low-grade leiomyosarcoma, composed mainly of watery, clear large cells with round, fairly regular nuclei. No appreciable pleomorphism or high mitotic activity was noted. There was no necrosis. The ...

journal_title：Pathology international

authors： Karpuz V,Joris F,Letovanec N,Branchmanski F,Kapanci Y

更新日期：1998-01-01 00:00:00

abstract：:Microscopic colitis (MC), encompassing collagenous colitis and lymphocytic colitis, is featured by chronic diarrhea, normal-looking endoscopic findings and unique microscopic appearance. After reviewing biopsied nonspecific colitis, we propose the third type of MC: colitis nucleomigrans (CN). Histopathological criteri...

journal_title：Pathology international

authors： Tachibana M,Hanaoka T,Watanabe S,Matsushita M,Isono T,Tsutsumi Y

更新日期：2020-10-01 00:00:00

abstract：:Autosomal recessive polycystic kidney disease (ARPKD) is caused by genetic mutations of the gene encoding fibrocystin, and is characterized by the collecting duct cysts and congenital hepatic fibrosis. We report an autopsy-proven case of ARPKD in a 77-year-old male who presented with rapidly progressive renal and live...

journal_title：Pathology international

authors： Taneda S,Honda K,Aoki A,Nitta K,Tamura T,Yoshioka Y,Oda H

更新日期：2012-12-01 00:00:00

abstract：:A case of intraplacental choriocarcinoma associated with a placental hemangioma is presented. Ultrasonic examination revealed a placental hemangioma at 33 weeks gestation. A cesarean section was performed at 37 weeks gestation. Histological examination showed intraplacental choriocarcinoma associated with the hemangio...

journal_title：Pathology international

authors： Aonahata M,Masuzawa Y,Tsutsui Y

更新日期：1998-11-01 00:00:00

abstract：:Histological grading of prostate cancer is one of the most important tissue-based parameters for prediction of outcome and treatment response. Gleason grading remains the foundation of prostate cancer grading, but has undergone a series of changes in the past 30 years, often initiated by consensus conference decisions...

journal_title：Pathology international

authors： Egevad L,Delahunt B,Yaxley J,Samaratunga H

更新日期：2019-02-01 00:00:00

abstract：:The role of chemokines, especially CXCL10/interferon-gamma-inducible protein 10 kDa (IP-10), a chemokine to attract CXCR3(+) T-helper 1-type CD4(+) T cells, is largely unknown in the pathophysiology of inflammatory bowel disease; ulcerative colitis and Crohn's disease. The authors have earlier shown that IP-10 neutral...

journal_title：Pathology international

authors： Suzuki K,Kawauchi Y,Palaniyandi SS,Veeraveedu PT,Fujii M,Yamagiwa S,Yoneyama H,Han GD,Kawachi H,Okada Y,Ajioka Y,Watanabe K,Hosono M,Asakura H,Aoyagi Y,Narumi S

更新日期：2007-07-01 00:00:00

abstract：:Tight junctions are intercellular junctions adjacent to the apical ends of paracellular spaces. They have two classical functions, the barrier function and the fence function. The former regulates the passage of ions, water and various molecules through paracellular spaces, and is thus related to edema, jaundice, diar...

journal_title：Pathology international

authors： Sawada N

更新日期：2013-01-01 00:00:00

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：:Metallothionein (MT) has been reported to play important physiological roles in the human body, but the distribution and significance of MT is not fully understood. In order to analyze MT expression, three kinds of polyclonal MT fragment antibodies were developed against NH2-terminal, middle regional and COOH-terminal...

journal_title：Pathology international

authors： Nakazato K,Nakajima K,Kusakabe T,Suzuki K,Nagamine T

更新日期：2008-12-01 00:00:00

abstract：:Malignant lymphoma arising in the stomach of a 23-year-old Japanese man with systemic sarcoidosis is presented. The patient was followed because of systemic sarcoidosis involving the lungs, eyes, and lymph nodes. Biopsy specimens from the stomach were repeated because of recurrent epigastralgia and multiple ulceration...

journal_title：Pathology international

authors： Fukuda T,Sato K,Tachikawa S,Ohnuki K,Ohtani H,Suzuki T

更新日期：1997-12-01 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 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：:We previously reported that detection of desmoplastic reaction (DR) in pretreatment biopsy specimens was useful for predicting the depth of submucosal invasion (SM depth) in nonpedunculated early colorectal cancers (ECRCs) in a retrospective study. Here, we performed a prospective multicenter study for verification of...

journal_title：Pathology international

authors： Kimura R,Fujimori T,Ichikawa K,Ajioka Y,Ueno H,Ohkura Y,Kashida H,Togashi K,Yao T,Wada R,Watanabe T,Ochiai A,Sugai T,Sugihara K,Igarashi Y

更新日期：2012-08-01 00:00:00

abstract：:Tumor suppressor in lung cancer-1 (TSLC1) is an intercellular adhesion molecule of the immunoglobulin superfamily. There is little information regarding the developmental expression profiles. In an attempt to clarify the distribution of TSLC1 proteins in mouse embryos tissue by immunohistochemistry, it was found that ...

journal_title：Pathology international

authors： Usami Y,Ito A,Ohnuma K,Fuku T,Komori T,Yokozaki H

更新日期：2007-02-01 00:00:00

abstract：:Gastric lipomas are uncommon lesions, usually single and located in the antrum. Common symptoms include upper digestive bleeding, anemia, and intestinal obstruction. Alternatively, they may remain asymptomatic, and detectable only at autopsy. A case of a 72-year-old man, who died of myocardial infarction, was found at...

journal_title：Pathology international

authors： Ventura L,Leocata P,Guadagni S,Ventura T

更新日期：1997-08-01 00:00:00

abstract：:Our objective is to elucidate the usefulness of maspin/p53 double immunostaining on biliary brushing cytology specimens. We first examined the expression of maspin in the biliary epithelium with variable degrees of dysplasia using surgically resected specimens (n = 56). Maspin appeared to be overexpressed in a stepwis...

journal_title：Pathology international

authors： Kanzawa M,Sanuki T,Onodera M,Fujikura K,Itoh T,Zen Y

更新日期：2017-02-01 00:00:00

abstract：:Multiple myeloma (MM) is a plasma-cell neoplasm that can cause renal disorders. Renal lesions in MM can present with a very rare pathological manifestation involving a specific monoclonal immunoglobulin (Ig). We report the case of a 33-year-old woman who had edema, fatigue, elevated serum creatinine levels, hypoalbumi...

journal_title：Pathology international

authors： Watanabe H,Osawa Y,Goto S,Habuka M,Imai N,Ito Y,Hirose T,Chou T,Ohashi R,Shimizu A,Ehara T,Shimotori T,Narita I

更新日期：2015-01-01 00:00:00

abstract：:Mitral annular calcification (MAC) is a generally asymptomatic abnormality found commonly in aged hearts. Some clinical studies have suggested that MAC should be considered an independent risk factor for stroke; however, whether the abnormality is indeed a risk factor remains controversial. We report a case in which d...

journal_title：Pathology international

authors： Matsuyama TA,Ishibashi-Ueda H,Ikeda Y,Nagatsuka K,Miyashita K,Amaki M,Kanzaki H,Kitakaze M

更新日期：2012-07-01 00:00:00

abstract：:Cellular senescence is defined as irreversible cell arrest and could work as a safeguard against tumorigenesis. This mechanism was examined in chronic viral hepatitis-related hepatocarcinogenesis. By using surgical resected or wedge biopsied liver specimens from 87 chronic viral hepatitis patients in whom 35 neoplasti...

journal_title：Pathology international

authors： Ikeda H,Sasaki M,Sato Y,Harada K,Zen Y,Mitsui T,Nakanuma Y

更新日期：2009-07-01 00:00:00

abstract：:Reported herein is a 57-year-old man infected by Sparganum mansoni, a kind of tapeworm, showing a solitary nodule of the middle lobe of the right lung. Because a transbronchial biopsy could not diagnose the nodule, a right middle lobectomy was performed on suspicion of malignant tumor. The lesion was diagnosed as spar...

journal_title：Pathology international

authors： Iwatani K,Kubota I,Hirotsu Y,Wakimoto J,Yoshioka M,Mori T,Ito T,Nomori H

更新日期：2006-11-01 00:00:00

abstract：:Two cases of carcinosarcoma of the esophagus are reported. Both were polypoid tumors occurring in the middle of the intrathoracic esophagus. The tumors were predominantly composed of spindle-shaped sarcoma cells with some squamous cell carcinomas (SCC). One tumor showed many bizarre giant cells with filamentous materi...

journal_title：Pathology international

authors： Taniyama K,Sasaki N,Mukai T,Uemura N,Miyoshi N,Nakai H,Nakayama H,Tahara E

更新日期：1995-04-01 00:00:00