Immunohistochemical study of necrotizing lymphadenitis: a possible mechanism for apoptosis involving perforin and granzyme-producing cytotoxic T cells.

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：:Reported herein is a case of benign clear cell tumor of the lung in a 60-year-old man. Chest X-ray and CT examination revealed an abnormal nodule with homogenous density and a clear margin in the lower lobe of the left lung. The resected tumor was 13 mm in size, well-circumscribed and was graysh-white on cut surface. ...

journal_title：Pathology international

authors： Adachi Y,Kitamura Y,Nakamura H,Taniguchi Y,Miwa K,Horie Y,Hayashi K

更新日期：2006-08-01 00:00:00

abstract：:The roles of Wnt protein in carcinogenesis have been well documented in human cancers. Wls is a key modulator for the secretion of Wnt protein. We previously found that Wls was aberrantly expressed in colorectal carcinomas. Studies have revealed that dysregulation of Wnt signal transduction plays an important role in ...

journal_title：Pathology international

authors： Zhang W,Tao H,Chen X,Sugimura H,Wang J,Zhou P

更新日期：2017-03-01 00:00:00

abstract：:Phyllodes tumor is a very rare neoplasm which accounts for 2.5% of all fibroepithelial lesions of the breast. The mesenchymal component of a malignant phyllodes tumor frequently contains heterologous components. We report a case of malignant phyllodes tumor. The patient was a 40-year-old woman with a lump on the left ...

journal_title：Pathology international

authors： Kuroda N,Sugimoto T,Ueda S,Takahashi T,Moriki T,Sonobe H,Miyazaki E,Hayashi Y,Toi M,Hiroi M,Enzan H

更新日期：2001-04-01 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：: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：:Epithelioid angiomyolipoma (eAMLoma) is an uncommon renal mesenchymal tumor with malignant potential and is frequently associated with tuberous sclerosis (TSC). It is composed of polygonal large-sized tumor cells arranged in an epithelioid manner. Differential diagnosis from renal cell carcinoma (RCC) is often challen...

journal_title：Pathology international

authors： Kato I,Inayama Y,Yamanaka S,Ohshiro H,Gomi K,Shirai S,Aoki I,Uemura H,Miyoshi Y,Kubota Y,Yao M,Nagashima Y

更新日期：2009-01-01 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

abstract：:Methotrexate (MTX) is currently used as first-line anchor drug for rheumatoid arthritis (RA). Therefore, the number of MTX-associated lymphoproliferative disorders, including Epstein-Barr virus-positive mucocutaneous ulcer (EBVMCU), has increased. Some aspects of MTX-associated EBVMCU (MTX-EBVMCU), particularly clinic...

journal_title：Pathology international

authors： Satou A,Banno S,Hanamura I,Takahashi E,Takahara T,Nobata H,Katsuno T,Takami A,Ito Y,Ueda R,Nakamura S,Tsuzuki T

更新日期：2019-01-01 00:00:00

abstract：:A case is reported of intra-abdominal desmoplastic small cell tumor (IDSCT) with biphasic histologic features in a patient with proximal spinal muscular atrophy. The tumor was composed of small epithelial cell nests with spindle cell sarcomatous areas. Both areas were surrounded by a desmoplastic stroma. Immunohistoch...

journal_title：Pathology international

authors： Motoyama T,Maejima T,Aizawa K,Fukuda T,Watanabe H

更新日期：1996-01-01 00:00:00

abstract：:The overexpression of p53 protein and the Ki67 proliferative index was evaluated in 96 hepatocellular carcinomas (HCC), 67 in cirrhotic livers and 29 in non-cirrhotic ones, and in 13 non-carcinomatous lesions, all surgically resected from Italian patients. Overexpression of p53 was detected only in carcinomatous lesio...

journal_title：Pathology international

authors： D'Errico A,Grigioni WF,Fiorentino M,Baccarini P,Grazi GL,Mancini AM

更新日期：1994-09-01 00:00:00

abstract：:We report a case of cutaneous squamous cell carcinoma (CSCC), initially coexisting with invasive extramammary Paget's disease (EMPD), in the scrotum of an 84-year-old man. The patient initially had a rash and pruritus before presenting with a pedunculated scrotal mass surrounded by widespread erythema. He underwent to...

journal_title：Pathology international

authors： Kitano A,Izumi M,Tamura K,Tonegawa M,Etou T,Kishida Y

更新日期：2019-10-01 00:00:00

abstract：:Computerized morphometrical measurements were made of liver cells and their nuclei taken from biopsy specimens of primary biliary cirrhosis (PBC), alcoholic cirrhosis, posthepatitic cirrhosis (HBV-related), and hepatocellular carcinoma (HCC). The specimens were stained with hematoxylin-eosin (HE), Mallory's stain for ...

journal_title：Pathology international

authors： Rahman SM,Itakura H,Motoda A

更新日期：1996-04-01 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 mixed tumor with apocrine differentiation seen in the external auditory canal of a 39 year old male is reported. The well demarcated polypoid tumor showed proliferation of elongated gland-like or duct-like structures lined by two rows of epithelial cells, occasionally accompanied by foci of keratinization. There wer...

journal_title：Pathology international

authors： Tang X,Tamura Y,Tsutsumi Y

更新日期：1994-01-01 00:00:00

abstract：:Ovarian non-gestational choriocarcinomas co-existing with adenocarcinoma are extremely rare and have been reported as epithelial ovarian carcinomas of a "non-germ cell origin" with "choriocarcinomatous differentiation". Although the cellular origin of non-gestational choriocarcinoma may be post-meiotic ovarian germ ce...

journal_title：Pathology international

authors： Koyanagi T,Fujiwara H,Usui H,Ariga H,Machida S,Takei Y,Saga Y,Shozu M,Fukushima N,Niki T,Matsubara S,Suzuki M

更新日期：2016-09-01 00:00:00

abstract：:This report describes a renal tumor with an unusual histology in a 45-year-old woman. The tumor was white in color, different from usual renal cell carcinoma, and mainly consisted of variously shaped tubules formed by flat or cuboid cells within marked edematous stroma. Elaborated branching or tubules arranged in a pa...

journal_title：Pathology international

authors： He Q,Ohaki Y,Mori O,Asano G,Tuboi N

更新日期：1998-05-01 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：: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

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：:A 7-year-old boy presented with midline swelling in the neck. On fine-needle aspiration cytology it was diagnosed as papillary carcinoma of the thyroid. The patient underwent total thyroidectomy. Histopathological examination, immunohistochemistry and electron microscopy revealed the presence of two intermingled compo...

journal_title：Pathology international

authors： Goyal R,Nada R,Rao KL,Radotra BD

更新日期：2006-02-01 00:00:00

abstract：:Solitary pulmonary capillary hemangiomas (SPCHs) are recently recognized, rare benign lesions that form solitary nodules owing to capillary proliferation. These lesions are usually detected incidentally as small ground-glass nodules (GGNs) on computed tomography (CT), and progressively enlarge over time. The radiologi...

journal_title：Pathology international

authors： Hashimoto H,Matsumoto J,Murakami M,Hiyama N,Yamaguchi H,Kusakabe M,Horiuchi H,Morikawa T

更新日期：2020-08-01 00:00:00

abstract：:An autopsy case of giant cell myocarditis (GCM) in a 74-year-old woman is presented. She suffered from hepatic dysfunction, skin eruption and disseminated intravascular coagulation due to the side-effects of a non-steroidal anti-inflammatory drug. After admission, heart failure progressed rapidly, and the patient died...

journal_title：Pathology international

authors： Adachi Y,Yasumizu R,Hashimoto F,Otsuka Y,Okamura A,Kato Y,Oyaizu H,Ikebukuro K,Fukuhara S,Nakai Y,Ikehara S

更新日期：2001-02-01 00:00:00

abstract：:There are several reports of pleural adenomatoid (microcystic) mesothelioma, but peritoneal adenomatoid mesothelioma is extremely rare. A 64-year-old Japanese woman presented with no symptoms and no asbestos exposure history. An abdominal computed tomography scan revealed multiple hypervascular masses on the liver sur...

journal_title：Pathology international

authors： Mori D,Kido S,Hiraki M,Sumi K,Ureshino N,Masuda M,Nabeshima K,Akashi M

更新日期：2020-11-01 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 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：:Anomalous pancreaticobiliary junction (APBJ) is a congenital anomaly in which the pancreatic duct joins the common bile duct proximal to the sphincter of Oddi. Anatomical and immunohistochemical examination of the pancreas with APBJ has rarely been performed. A 72-year-old woman with gallbladder cancer and APBJ died o...

journal_title：Pathology international

authors： Tadokoro H,Takase M,Nobukawa B

更新日期：2008-08-01 00:00:00

abstract：:Resistance to retroviral infection is often regulated by multiple genes that control different aspects of the host-virus interaction. Genetically distinct inbred strains of mice differ in their susceptibility to retrovirus and have allowed the identification of several host-resistant loci that regulate the host defens...

journal_title：Pathology international

authors： Kitagawa M,Aizawa S,Ikeda H,Hirokawa K

更新日期：1996-10-01 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

abstract：:A rare case of a macrofollicular variant of papillary thyroid carcinoma occurring in an 18-year-old male is described. The extirpated tumor, 5.5 x 5.5 x 3.5 cm in size, was well demarcated and multinodular, and histopathologically showed a predominantly macrofollicular structure reminiscent of adenomatous goiter or ma...

journal_title：Pathology international

authors： Nakamura T,Moriyama S,Nariya S,Sano K,Shirota H,Kato R

更新日期：1998-06-01 00:00:00