Research Topics
Species | Toshitaka NagaoSummaryCountry: Japan Publications
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Publications
Hybrid carcinomas of the salivary glands: report of nine cases with a clinicopathologic, immunohistochemical, and p53 gene alteration analysisToshitaka Nagao
Department of Surgical Pathology, Tokyo Medical University Hospital, Tokyo, Japan
Mod Pathol 15:724-33. 2002..Therefore, there is the possibility that such molecular-genetic events take an integral part for inducing the transformation from histologically lower to higher grade tumor during the hybrid carcinoma genesis of the salivary glands...
Keratocystoma of the parotid gland: a report of two cases of an unusual pathologic entityToshitaka Nagao
Department of Surgical Pathology, Tokyo Medical University Hospital, Tokyo, Japan
Mod Pathol 15:1005-10. 2002..We believe that this lesion represents a benign cystic neoplasm rather than a malignant tumor or pseudoneoplastic metaplastic condition. It is important to recognize that this peculiar benign tumor does originate from the salivary gland...
A case of paravertebral mediastinal chordoma without bone destructionJun Matsubayashi
Department of Anatomic Pathology, Tokyo Medical University, 6 7 1 Nishishinjuku, Shinjuku ku, Tokyo, 160 0023, Japan
Skeletal Radiol 41:1641-4. 2012..These results confirmed the tumor to be an extraosseous chordoma in the paravertebral mediastinal region, which is an extremely rare location for a chordoma...
Radiation-induced malignant fibrous histiocytoma of the maxillaTakafumi Satomi
Department of Oral and Maxillofacial Surgery, Tokyo Medical University, 6 7 1, Nishishinjuku, Shinjukuku, Tokyo, 160 0023, Japan
Odontology 99:203-8. 2011..Radiation-induced sarcoma is well known, but radiation-induced MFH is relatively rare in the head and neck region. The details of this case are presented with a review of literature...
Posterior spinal artery syndrome showing marked swelling of the spinal cord: a clinico-pathological studyJun Matsubayashi
Tokyo Medical University, Shinjuku ku, Tokyo, Japan
J Spinal Cord Med 36:31-5. 2013..To describe a rare autopsy case of posterior spinal artery syndrome with marked swelling of the spinal cord, an unusually subacute onset and short clinical course...
An intrapericardial foregut cyst: report of a thoracoscopically resected caseYujin Kudo
Department of Surgery, Tokyo Medical University, 6 7 1 Nishishinjuku, Shinjuku ku, Tokyo, 160 0023, Japan
Surg Today 42:899-902. 2012....
Prognostic impact of number of resected and involved lymph nodes at complete resection on survival in non-small cell lung cancerHisashi Saji
Division of Thoracic Surgery, Department of Surgery, Tokyo Medical University, Shinjuku ku, Tokyo, Japan
J Thorac Oncol 6:1865-71. 2011....
Correlation between liver metastasis of the colocalization of actin-related protein 2 and 3 complex and WAVE2 in colorectal carcinomaKeiichi Iwaya
Department of Diagnostic Pathology, Tokyo Medical University, Tokyo, Japan
Cancer Sci 98:992-9. 2007..These results indicate that the colocalization of Arp2 and WAVE2 is an independent risk factor for liver metastasis of colorectal carcinoma...
An intrapelvic extraintestinal gastrointestinal stromal tumor of undetermined origin: diagnosis by prostate needle biopsyReisuke H Takahashi
Department of Anatomic Pathology, Tokyo Medical University, Tokyo, Japan
Pathol Res Pract 208:736-40. 2012..Since extraintestinal GIST can resemble a prostatic tumor clinically, KIT (CD117) and DOG-1 should be considered for inclusion in the immunohistochemical panel for spindle cell tumors obtained by prostate needle biopsy...
Histological predictors for renal prognosis in diabetic nephropathy in diabetes mellitus type 2 patients with overt proteinuriaTomonari Okada
Department of Nephrology, Tokyo Medical University, Tokyo, Japan
Nephrology (Carlton) 17:68-75. 2012..Although several clinical risk factors for end-stage renal disease in diabetic nephropathy are known, the pathological findings that may help predict renal prognosis have not yet been defined...
Sebaceous epithelial-myoepithelial carcinoma of the salivary gland: clinicopathologic and immunohistochemical analysis of 6 cases of a new histologic variantAya Shinozaki
Department of Pathology, University of Tokyo, Tokyo, Japan
Am J Surg Pathol 32:913-23. 2008..Our data also suggest that immunohistochemical examination of specific myoepithelial markers is helpful in distinguishing sebaceous EMC from sebaceous carcinoma, which may occasionally be associated with an aggressive clinical course...
EGFR protein expression in non-small cell lung cancer predicts response to an EGFR tyrosine kinase inhibitor--a novel antibody for immunohistochemistry or AQUA technologyCeline Mascaux
Divisions of Medical Oncology and Pathology, University of Colorado Denver, Aurora, Colorado, USA
Clin Cancer Res 17:7796-807. 2011....
A successfully treated inflammatory myofibroblastic tumor of the mandible with long-term follow-up and review of the literatureTakafumi Satomi
Department of Oral and Maxillofacial Surgery, Tokyo Medical University Hospital, 6 7 1 Nishi shinjuku, Shinjuku ku, Tokyo 160 0023, Japan
Med Mol Morphol 43:185-91. 2010..No other case of an IMT patient under 20 years of age has appeared in either the English or the Japanese literature...
Expression of p21/WAF-1, status of apoptosis and p53 mutation in esophageal squamous cell carcinoma with HPV infectionMakoto Hasegawa
Department of Surgery, Ichihara Hospital Teikyo University, School of Medicine, Ichihara, Japan
Pathol Int 52:442-50. 2002..The data provide significant support for the hypothesis that HPV infection may play a crucial role in the oncogenesis of some ESCC...
Dedifferentiation in low-grade mucoepidermoid carcinoma of the parotid glandToshitaka Nagao
Division of Anatomic Pathology, Mayo Clinic, Rochester, MN 55905, USA
Hum Pathol 34:1068-72. 2003..It is important to recognize that dedifferentiation can occur in a low-grade MEC, similar to other low-grade salivary gland carcinomas...
Dedifferentiated adenoid cystic carcinoma: a clinicopathologic study of 6 casesToshitaka Nagao
Division of Anatomic Pathology, Mayo Clinic, Rochester, Minnesota 55905, USA
Mod Pathol 16:1265-72. 2003..Limited evidence suggests that p53 abnormalities in combination with HER-2/neu overexpression or loss of pRb expression may have a role in dedifferentiation of adenoid cystic carcinoma...
Endobronchial minute leiomyoma in a patient with malignant lymphomaTomohisa Yokoyama
First Department of Internal Medicine, Tokyo Medical University, Tokyo
Intern Med 44:769-70. 2005
Sarcomatoid variant of salivary duct carcinoma: clinicopathologic and immunohistochemical study of eight cases with review of the literatureToshitaka Nagao
Division of Anatomic Pathology, Mayo Clinic, Rochester, MN 55905, USA
Am J Clin Pathol 122:222-31. 2004..6 months). These results indicate that sarcomatoid SDC is a highly aggressive tumor, similar to conventional SDC...
Small cell carcinoma of the major salivary glands: clinicopathologic study with emphasis on cytokeratin 20 immunoreactivity and clinical outcomeToshitaka Nagao
Division of Anatomic Pathology, Mayo Clinic, Rochester, MN 55905, USA
Am J Surg Pathol 28:762-70. 2004..Immunohistochemical expression of cytokeratin 20 can be used to classify salivary small cell carcinomas into Merkel cell and pulmonary types and may have prognostic significance...
Invasive micropapillary salivary duct carcinoma: a distinct histologic variant with biologic significanceToshitaka Nagao
Division of Anatomic Pathology, Mayo Clinic, Rochester, MN 55905, USA
Am J Surg Pathol 28:319-26. 2004..031). Our results suggest that invasive micropapillary SDC is a distinct, aggressive variant of SDC, with a propensity for extensive lymph node metastasis and rapid disease progression...
