abstract：:A bilateral ovarian tumor composed of mixed Brenner tumor and struma ovarii in the right ovary and mature cystic teratoma in the left ovary, is described. Mixed Brenner tumor and struma ovarii is rare; eight cases are reviewed. In this case, in addition to the typical Brenner tumor and struma ovarii, some nests compos...

journal_title：Pathology international

authors： Yoshida M,Obayashi C,Tachibana M,Minami R

更新日期：2004-10-01 00:00:00

abstract：:A case of small intestinal extranodal marginal zone B-cell lymphoma of mucosa-associated lymphoid tissue (MALT lymphoma) with monoclonal cryoglobulinemia is described. The patient was a woman in her mid-sixties with purpura of the bilateral lower legs and abdominal pain. An immunoserological investigation showed expre...

journal_title：Pathology international

authors： Saito T,Tamaru J,Kishi H,Kayao J,Kuzuu Y,Wakita H,Adachi A,Itoyama S,Mikata I

更新日期：2004-09-01 00:00:00

abstract：:In order to confirm the role of 14-3-3 sigma (sigma) as a tumor suppressor in breast carcinogenesis, we have studied the expression of 14-3-3sigma immunohistochemically in usual ductal hyperplasia (UDH), ductal carcinoma in situ (DCIS) and invasive ductal carcinoma (IDC) breast lesions. Immunostaining for estrogen rec...

journal_title：Pathology international

authors： Simooka H,Oyama T,Sano T,Horiguchi J,Nakajima T

更新日期：2004-08-01 00:00:00

abstract：:Interactions among p53, bcl-2 and Epstein-Barr virus (EBV) latent membrane protein 1 (LMP1) in nasopharyngeal carcinoma (NPC) cells were evaluated by gene cotransfections. The data showed that bcl-2 expression was not only able to prevent the growth suppression induced by wild-type p53 but was also paradoxically able ...

journal_title：Pathology international

authors： Sheu LF,Chen A,Lee HS,Hsu HY,Yu DS

更新日期：2004-07-01 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：:The value of fluorescence in situ hybridization (FISH) as an aid to deciding the prognosis for lung carcinoma patients, comparing quantitatively the signal from the p53 gene (17p13.1) on chromosome 17, was studied. A dual-labeling technique was used, using probes for the centromeric region of chromosome 17 and for the...

journal_title：Pathology international

authors： Kawai T,Hiroi S,Nakanishi K,Sakurai Y,Torikata C

更新日期：2004-06-01 00:00:00

abstract：:An 18-year-old woman with abdominal pain was diagnosed as having splenic cysts by computed tomography scan. She had high serum levels of CA19-9 (2886.8 U/mL; normal value, <35 U/mL), CA125 (131.1 U/mL; normal value, <35 U/mL) and soluble IL-2 receptor (1490 U/mL; normal range, 220-530 U/mL). The resected spleen weighe...

journal_title：Pathology international

authors： Hashimoto T,Sugino T,Fukuda T,Hoshi N,Ogura G,Watanabe K,Satoh Y,Hasegawa T,Ohishi A,Haga J,Miyata M,Suzuki T

更新日期：2004-05-01 00:00:00

abstract：:A 53-year-old woman presented with Cushing's syndrome resulting from an adrenocortical adenoma, 6.5 cm in diameter and 75 g in weight, which is larger than usual. Endocrinological data of this patient showed adrenocorticotropin (ACTH)-independent hypercortisolemia. A computed tomography scan of the adrenal glands reve...

journal_title：Pathology international

authors： Karasawa R,Hotta M,Aiba M,Takano K

更新日期：2004-04-01 00:00:00

abstract：:The aim of the present study is to clarify the clinicopathological correlation of childhood IgA glomerulonephritis (GN) presenting diffuse endocapillary proliferation. Twenty-seven patients were used in the present study. The 27 patients were divided into three groups (mild, moderate and severe) according to the perce...

journal_title：Pathology international

authors： Hisano S,Kiyoshi Y,Tanaka I,Tokieda K,Niimi K,Tsuru N,Takebayashii S,Iwasaki H

更新日期：2004-03-01 00:00:00

abstract：:Rhinoscleroma is an uncommon chronic, destructive infection of the respiratory mucosa caused by Klebsiella rhinoscleromatis. This coccobacillus can be found in the typical histiocytes, the Mikulicz cells. Extranasal and nodal involvement in this disease is rare, but documented. Rosai-Dorfman disease or sinus histiocyt...

journal_title：Pathology international

authors： Kasper HU,Hegenbarth V,Buhtz P

更新日期：2004-02-01 00:00:00

abstract：:In the present study, 62 cases of ocular adnexal lymphoproliferative disorders were reviewed clinicopathologically. Of them, 51 were extranodal marginal zone B-cell lymphoma (MALT lymphoma), five were diffuse large B-cell lymphoma (DLBCL), one was peripheral T-cell lymphoma, one was NK/T cell lymphoma, nasal type, and...

journal_title：Pathology international

authors： Adachi A,Tamaru J,Kaneko K,Kuroda H,Miura I,Kojima T,Hoshino S,Ichinohasama R,Itoyama S

更新日期：2004-01-01 00:00:00

abstract：:A case of primary leiomyosarcoma of a thoracic vertebra associated with a compression fracture in a 75-year-old woman was preoperatively thought to be granulation tissue. Surgical decompression was performed and the histological and immunohistochemical studies established the diagnosis of leiomyosarcoma. Based on the ...

journal_title：Pathology international

authors： Sasaguri T,Tanimoto A,Kimura S,Kohno Y,Hirasawa M,Matsuki Y,Abe K,Hashimoto H,Hamada T,Sasaguri Y

更新日期：2004-01-01 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：: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：: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：: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

abstract：:MRL/MpTn-gld/gld (MRL/gld) mice, which are deficient in a functional Fas ligand (FasL), spontaneously develop autoimmune diseases involving both lethal glomerulonephritis and systemic arteritis, while MRL/Mp-+/+ (MRL/+) and C3H/HeJ-gld/gld (C3H/gld) do not. To determine the cells responsible for the development of glo...

journal_title：Pathology international

authors： Ito MR,Ono M,Itoh J,Nose M

更新日期：2003-08-01 00:00:00

abstract：:Giant cell tumor (GCT) of bone is a primary osteolytic tumor that is characterized by the formation of osteoclast-like giant cells. In addition to GCT of bone, extraskeletal GCT are known to be formed in several soft tissues. Giant cells in GCT of bone were suggested to be identical to osteoclasts, but the characteriz...

journal_title：Pathology international

authors： Ikeda T,Seki S,Maki M,Noguchi N,Kawamura T,Arii S,Igari T,Koike M,Hirokawa K

更新日期：2003-07-01 00:00:00

abstract：:We investigated the diagnostic and prognostic value of p53 expression and proliferative activity, as indicated by the Ki-67, in endoscopic biopsy specimens. Specimens were immunologically stained with p53 and MIB-1 (Ki-67), and the MIB-1/Ki-67 labeling index (LI) was calculated. Classification of adenomas was based on...

journal_title：Pathology international

authors： Kubota K,Kakuta Y,Kawamura S,Saito S,Seki H,Kuniyoshi T

更新日期：2003-06-01 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 rare case of an extragonadal teratoma, which occurred primarily in the uterus, is described. The tumor developed in the uterine cervix as a conventional cervical polyp, 3 months after an elective abortion in a 27-year-old woman. Microscopically, the solid 2.2 x 1.8 x 1.5 cm mass was a mature teratoma with exuberant ...

journal_title：Pathology international

authors： Lim SC,Kim YS,Lee YH,Lee MS,Lim JY

更新日期：2003-05-01 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：:Leiomyomatosis peritonealis disseminata (LPD) is a rare clinicopathological entity typically observed in women of reproductive age. We report a case of LPD with malignant change in a man. A 77-year-old man presented with a mass measuring 10 cm in diameter at the terminal ileum and numerous peritoneal small nodules tha...

journal_title：Pathology international

authors： Yamaguchi T,Imamura Y,Yamamoto T,Fukuda M

更新日期：2003-03-01 00:00:00

abstract：:Adenomyoma of the small intestine is a rare tumor-like lesion composed of exocrine-type ducts and hypertrophic smooth muscle. We describe two cases of adenomyoma of the small intestine. One was an ileal adenomyoma that presented with intussusception occurring in a 7-month-old boy. The other was a jejunal adenomyoma fo...

journal_title：Pathology international

authors： Park HS,Lee SO,Lee JM,Kang MJ,Lee DG,Chung MJ

更新日期：2003-02-01 00:00:00

abstract：:Osteosarcoma is one of the neoplasms that may occur following exposure to radiation. A case of osteosarcoma arising in the craniofacial bone with a short latency period of 3 years after radiotherapy for maxillary squamous cell carcinoma is described. A 64-year-old-man underwent right partial maxillectomy and chemoradi...

journal_title：Pathology international

authors： Matsuyama A,Yonemitsu N,Hayashida S,Watanabe K,Sugihara H,Inokuchi A

更新日期：2003-01-01 00:00:00

abstract：:This report presents a case of neural fibrolipoma arising from the superficial peroneal nerve in the ankle. A 28-year-old woman was referred with a soft tissue mass in the anterior aspect of the right ankle, which had been gradually enlarging for the past 10 years. Magnetic resonance imaging showed a mass lesion, meas...

journal_title：Pathology international

authors： Akisue T,Matsumoto K,Yamamoto T,Kizaki T,Fujita I,Yoshiya S,Kurosaka M

更新日期：2002-11-01 00:00:00

abstract：:Pleomorphic hyalinizing angiectatic tumor (PHAT) is a rare, recently recognized neoplasm occurring predominantly in the subcutaneous tissue of the lower limbs of adults. We report a case of PHAT in an 83-year-old woman who presented with a 5.0 x 5.0 x 2.0 cm mass in the soft part of her left thigh. Histologically, the...

journal_title：Pathology international

authors： Matsumoto K,Yamamoto T

更新日期：2002-10-01 00:00:00

abstract：:We describe a case of minute pancreatic ductal adenocarcinoma featuring stenosis of the main pancreatic duct (MPD) and associated with histological findings of periductal elastosis and fibroblast proliferation. A 53-year-old Japanese man with preoperative radiological evidence of MPD stricture and dilation of the dist...

journal_title：Pathology international

authors： Yachida S,Fukushima N,Nakanishi K,Shimada K,Kosuge T,Sakamoto M

更新日期：2002-09-01 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：:We have found that the MIB-1 grade, based on tumor differentiation/histological type, necrosis and Ki-67 (MIB-1) score, is a valid and reproducible prognostic system for adult soft-tissue sarcomas. However, there are limited data available on Ki-67 labeling indices (LI) from adult soft-tissue sarcomas for testing the ...

journal_title：Pathology international

authors： Hasegawa T,Yamamoto S,Matsuno Y

更新日期：2002-07-01 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 CDKN2 gene encodes two structurally different proteins: a cyclin-dependent kinase inhibitor, p16, which regulates retinoblastoma protein (pRb)-dependent G1 arrest, and a cell cycle inhibitor, p14ARF, which blocks MDM2-induced p53 degradation resulting in an increase in p53 levels that leads to cell cycle arrest. R...

journal_title：Pathology international

authors： Sano T,Masuda N,Oyama T,Nakajima T

更新日期：2002-05-01 00:00:00

abstract：:Matrix metalloproteinases (MMP) play a role in a wide range of tumorigenesis, including early carcinogenesis events, tumor growth and tumor invasion and metastasis. Given that the ability of tumor cells to infiltrate and disseminate widely is what makes the tumors malignant, a role of MMP in cell migration during this...

journal_title：Pathology international

authors： Nabeshima K,Inoue T,Shimao Y,Sameshima T

更新日期：2002-04-01 00:00:00

abstract：:Collagenous fibroma (desmoplastic fibroblastoma) is a distinctive benign fibrous soft tissue tumor that typically occurs in the subcutaneous tissue or skeletal muscle in adults. We describe a case of collagenous fibroma in a 7-year-old boy who presented with a 1-cm solitary, firm nodule on the volar aspect of the meta...

journal_title：Pathology international

authors： Nishio J,Iwasaki H,Nishijima T,Kikuchi M

更新日期：2002-04-01 00:00:00

abstract：:Circulating leukocytes, particularly neutrophils and monocytes, are important effector cells in the induction of many forms of glomerulonephritis. Adhesion molecules, especially selectins, are also thought to be critical for the development of this disease. We examined the possible suppressive effect of soluble E-sele...

journal_title：Pathology international

authors： Takahashi S,Araki K,Araki M,Ito MR,Nakatani K,Fujii H,Izui S,Vassalli P,Nose M

更新日期：2002-03-01 00:00:00

abstract：:A case of squamous cell carcinoma arising within an acquired seminal vesicular cyst is described. A 61-year-old man was hospitalized because of hemospermia and dysuria. Under the diagnosis of a left seminal vesicular cyst, surgical resection was performed. Pathological examination revealed squamous cell carcinoma with...

journal_title：Pathology international

authors： Yanagisawa N,Saegusa M,Yoshida T,Okayasu I

更新日期：2002-03-01 00:00:00

abstract：:Esophageal squamous cell carcinoma in situ (SCCIS) with diffuse pagetoid features is a recently recognized rare variant of squamous cell carcinoma. A histopathological study of a specimen from a 70-year-old male Japanese patient is reported. The patient died of respiratory failure due to rapidly progressing metastatic...

journal_title：Pathology international

authors： Ishihara A,Mori T,Koono M

更新日期：2002-02-01 00:00:00

abstract：:New insights into the pathogenesis of lymphoid malignancies have been gained through novel genetic, molecular and immunological techniques. A new classification system for lymphoid malignancies, known as the new World Health Organization (WHO) classification, has been proposed recently based on these findings. The rel...

journal_title：Pathology international

authors： Ohshima K,Suzumiya J,Kikuchi M

更新日期：2002-01-01 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：:A very rare case of a double cancer consisting of adenosquamous and hepatocellular carcinomas of the liver in a 65-year-old-man is discussed. The patient was hospitalized with epigastralgia in May 1997. Abdominal computed axial tomography revealed a tumor located in the left lobe of the liver and a left hepatic lobect...

journal_title：Pathology international

authors： Zhang Z,Nonaka H,Nagayama T,Hatori T,Ihara F,Zhang L,Akima M,Shiba T

更新日期：2001-12-01 00:00:00