Masaharu Fukunaga

Summary

Affiliation: Jikei University School of Medicine
Country: Japan

Publications

  1. doi request reprint Uterine cervical tubulosquamous polyp resembling a penis
    Masaharu Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Komaeshi, Tokyo, Japan
    Int J Gynecol Pathol 32:426-9. 2013
  2. doi request reprint Paratesticular endometriosis in a man with a prolonged hormonal therapy for prostatic carcinoma
    Masaharu Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Tokyo, Japan
    Pathol Res Pract 208:59-61. 2012
  3. ncbi request reprint Hepatoid carcinoma with serous component of the fallopian tube: a case report with immunohistochemical and ultrastructural studies
    Masaharu Fukunaga
    Department of Pathology, Jikei University School of Medicine, Tokyo, Japan
    Int J Gynecol Pathol 25:233-7. 2006
  4. ncbi request reprint Immunohistochemical characterization of p57Kip2 expression in tetraploid hydropic placentas
    Masaharu Fukunaga
    Department of Pathology, Jikei Daisan Hospital, Komae shi, Tokyo, Japan
    Arch Pathol Lab Med 128:897-900. 2004
  5. ncbi request reprint Gastric fibromyxoma, a distinct entity of pure fibroblastic tumor--an ultrastructural study
    Masaharu Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Tokyo, Japan
    APMIS 112:304-8. 2004
  6. ncbi request reprint Perivascular epithelioid cell tumor of the uterus: a case report
    Masaharu Fukunaga
    Department of Pathology, Jikei University School of Medicine, Tokyo, Japan
    Int J Gynecol Pathol 23:287-91. 2004
  7. ncbi request reprint Immunohistochemical characterization of cyclin E and p27KIP1 expression in early hydatidiform moles
    Masaharu Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Tokyo, Japan
    Int J Gynecol Pathol 23:259-64. 2004
  8. ncbi request reprint Palisading subcutaneous fibrous histiocytoma
    Masaharu Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Tokyo, Japan
    Pathol Int 54:360-3. 2004
  9. ncbi request reprint Neuron-specific enolase-producing leiomyosarcoma of the mesentery
    Masaharu Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Tokyo, Japan
    APMIS 112:105-8. 2004
  10. ncbi request reprint Nodular histiocytic hyperplasia of the endometrium
    Masaharu Fukunaga
    Department of Pathology, Jikei University School of Medicine, Tokyo, Japan
    Arch Pathol Lab Med 128:1032-4. 2004

Detail Information

Publications66

  1. doi request reprint Uterine cervical tubulosquamous polyp resembling a penis
    Masaharu Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Komaeshi, Tokyo, Japan
    Int J Gynecol Pathol 32:426-9. 2013
    ..The most likely theory of histogenesis is a developmental anomaly and misplacement of Skene glands...
  2. doi request reprint Paratesticular endometriosis in a man with a prolonged hormonal therapy for prostatic carcinoma
    Masaharu Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Tokyo, Japan
    Pathol Res Pract 208:59-61. 2012
    ..The findings indicated stromal endometriosis associated with the tunica vaginalis. Mullerian or endometriotic metaplasia and stromal cell hyperplasia under the influence of prolonged estrogen therapy may be the mechanism of this lesion...
  3. ncbi request reprint Hepatoid carcinoma with serous component of the fallopian tube: a case report with immunohistochemical and ultrastructural studies
    Masaharu Fukunaga
    Department of Pathology, Jikei University School of Medicine, Tokyo, Japan
    Int J Gynecol Pathol 25:233-7. 2006
    ..The association with serous carcinoma indicates mullerian origin rather than germ cell origin. The patient received chemotherapy and was alive without disease at 10 months after surgery...
  4. ncbi request reprint Immunohistochemical characterization of p57Kip2 expression in tetraploid hydropic placentas
    Masaharu Fukunaga
    Department of Pathology, Jikei Daisan Hospital, Komae shi, Tokyo, Japan
    Arch Pathol Lab Med 128:897-900. 2004
    ..Tetraploid hydropic placentas have rarely been studied...
  5. ncbi request reprint Gastric fibromyxoma, a distinct entity of pure fibroblastic tumor--an ultrastructural study
    Masaharu Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Tokyo, Japan
    APMIS 112:304-8. 2004
    ....
  6. ncbi request reprint Perivascular epithelioid cell tumor of the uterus: a case report
    Masaharu Fukunaga
    Department of Pathology, Jikei University School of Medicine, Tokyo, Japan
    Int J Gynecol Pathol 23:287-91. 2004
    ..Ultrastructural examination showed no melanosomes or premelanosomes. The patient had no evidence of disease 8 months postoperatively. Uterine PEComas should be regarded as tumors with an uncertain malignant potential...
  7. ncbi request reprint Immunohistochemical characterization of cyclin E and p27KIP1 expression in early hydatidiform moles
    Masaharu Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Tokyo, Japan
    Int J Gynecol Pathol 23:259-64. 2004
    ..The overexpression of cE in the trophoblastic elements suggests that cE protein expression may be dysregulated in early CMs. Neither cE nor p27 expression is a prognostic indicator in CMs...
  8. ncbi request reprint Palisading subcutaneous fibrous histiocytoma
    Masaharu Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Tokyo, Japan
    Pathol Int 54:360-3. 2004
    ..Pathologists and clinicians should know of the existence of this type of fibrous histiocytoma and should avoid overdiagnosis and overtreatment...
  9. ncbi request reprint Neuron-specific enolase-producing leiomyosarcoma of the mesentery
    Masaharu Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Tokyo, Japan
    APMIS 112:105-8. 2004
    ..The patient died of the liver metastases 10 months after surgery. Serum NSE level can be a useful index of tumor extent and for monitoring treatment of some patients with leiomyosarcoma...
  10. ncbi request reprint Nodular histiocytic hyperplasia of the endometrium
    Masaharu Fukunaga
    Department of Pathology, Jikei University School of Medicine, Tokyo, Japan
    Arch Pathol Lab Med 128:1032-4. 2004
    ..Nodular histiocytic hyperplasia in the endometrium is considered to be a reactive process. Differentiation from neoplasms, including signet-ring cell carcinoma, in curettage specimens is critical to avoid unnecessary surgical resection...
  11. doi request reprint Retroperitoneal lymphangioleiomyomatosis associated with endosalpingiosis
    Masaharu Fukunaga
    Department of Pathology, Jikei University School, Tokyo, Japan
    APMIS 115:1460-5. 2007
    ..This type of lesion should be included in the differential diagnosis of retroperitoneal cystic lesions...
  12. ncbi request reprint Endometrioid carcinoma of the fallopian tube resembling a female adnexal tumor of probable wolffian origin
    Masaharu Fukunaga
    Department of Pathology, Jikei University School of Medicine, Tokyo, Japan
    Adv Anat Pathol 11:269-72. 2004
    ..Unlike FATWO, tumor cells are negative for inhibin-alpha and calretinin...
  13. ncbi request reprint Composite hemangioendothelioma: report of 5 cases including one with associated Maffucci syndrome
    Masaharu Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Jikei Daisan Hospital, 4 11 1 Izumihoncho, Komaeshi, Tokyo 201 8601, Japan
    Am J Surg Pathol 31:1567-72. 2007
    ..We conclude that composite HE should continue to be regarded as a low-grade malignant vascular tumor (HE), with significant potential for local recurrence, but little if any potential for distant metastasis...
  14. ncbi request reprint Perivascular epithelioid cell tumor of the uterus: report of four cases
    Masaharu Fukunaga
    Department of Pathology, Jikei University School of Medicine, Tokyo, Japan
    Int J Gynecol Pathol 24:341-6. 2005
    ..Uterine PEComa should be regarded as tumors with an uncertain malignant potential until long-term outcome data for a larger number of patients become available...
  15. ncbi request reprint Juvenile temporal arteritis associated with Kimura's disease
    Masaharu Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Tokyo, Japan
    APMIS 113:379-84. 2005
    ..The findings indicate that both entities are closely related and juvenile temporal arteritis may be secondary to Kimura's disease...
  16. ncbi request reprint Low-grade central osteosarcoma of the skull
    Masaharu Fukunaga
    Department of Pathology, The Jikei Daisan Hospital, 4 11 1, Izumihoncho, Komaeshi, Tokyo 201 8601, Japan
    Pathol Res Pract 201:131-5. 2005
    ..Careful microscopic correlation with radiographic findings is the clue to the correct diagnosis...
  17. ncbi request reprint Histiocytic sarcoma associated with idiopathic myelofibrosis
    Masaharu Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Tokyo, Japan
    Arch Pathol Lab Med 128:1167-70. 2004
    ..2, and HMB-45. Despite multiagent chemotherapy, the patient died of disease 25 months after diagnosis. Although histiocytic sarcomas are very rare, their recognition may be important for clinical and prognostic reasons...
  18. ncbi request reprint Osteogenic melanoma
    Masaharu Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Tokyo, Japan
    APMIS 113:296-300. 2005
    ..The patient had no evidence of recurrence or metastasis 10 months after surgery. Pathologists and clinicians should be aware of the existence of osteogenic melanoma and should differentiate it from mimics...
  19. ncbi request reprint Expression of D2-40 in lymphatic endothelium of normal tissues and in vascular tumours
    M Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Tokyo, Japan
    Histopathology 46:396-402. 2005
    ..D2-40 is a novel monoclonal antibody to a Mr 40 000 O-linked sialoglycoprotein that reacts with a fixation-resistant epitope in lymphatic endothelium...
  20. ncbi request reprint Cutaneous spindle cell carcinoma following basal cell carcinoma
    Masaharu Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Tokyo, Japan
    Am J Dermatopathol 27:17-20. 2005
    ..This case and others support the concept that spindle cell carcinoma can pursue an aggressive clinical course...
  21. ncbi request reprint Epithelioid variant of pleomorphic liposarcoma: report of a case
    Masaharu Fukunaga
    Department of Pathology, The Jikei Daisan Hospital, The Jikei University School of Medicine, 4 11 1 Izumihoncho, Komaeshi, Tokyo 201 8601, Japan
    Pathol Res Pract 200:545-9. 2004
    ..The epithelioid variant of PL should be differentiated from metastatic renal cell carcinoma and adrenal cortical adenocarcinoma...
  22. ncbi request reprint Tumor-like cystic endosalpingiosis of the uterus with florid epithelial proliferation. A case report
    Masaharu Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Jikei Daisan Hospital, 4 11 1 Izumihoncho, Komaeshi, Tokyo 201 8601, Japan
    APMIS 112:45-8. 2004
    ..Pathologists and clinicians should be aware of the existence of this type of non-neoplastic lesion, mass-like cystic endosalpingiosis, and should avoid overdiagnosis and overtreatment...
  23. doi request reprint Mesonephric adenocarcinoma of the uterine cervix: a case report with immunohistochemical and ultrastructural studies
    Masaharu Fukunaga
    Department of Pathology, The Jikei University School of Medicine, The Jikei Daisan Hospital, Komaeshi, Tokyo, Japan
    Pathol Res Pract 204:671-6. 2008
    ..An ultrastructural analysis showed telolysomes, which were characteristic features of mesonephric epithelium. The patient was alive without disease at 4 months after surgery...
  24. ncbi request reprint Flow cytometric and clinicopathologic study of complete hydatidiform moles with special reference to the significance of cytometric aneuploidy
    M Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Tokyo, Japan
    Gynecol Oncol 81:67-70. 2001
    ..As complete hydatidiform moles (CMs) have been studied less with respect to aneuploidy and its clinical implications, the significance of cytometric aneuploidy in CMs was evaluated...
  25. ncbi request reprint Uterus-like mass in the uterine cervix: superficial cervical endometriosis with florid smooth muscle metaplasia?
    M Fukunaga
    Department of Pathology, Jikei Daisan Hospital, 4 11 1, Izumi Honcho, Komae shi, Tokyo, 201 8601, Japan
    Virchows Arch 438:302-5. 2001
    ..It strongly resembled a miniature uterus. It is concluded that the mass represented superficial cervical endometriosis with florid smooth muscle metaplasia of endometrial stromal cells...
  26. doi request reprint Angiosarcoma of the kidney with minute clear cell carcinomas: a case report
    Masaharu Fukunaga
    Department of Pathology, The Jikei University School of Medicine, The Jikei Daisan Hospital, 4 11 1, Izumihoncho, Komaeshi, Tokyo 201 8601, Japan
    Pathol Res Pract 205:347-51. 2009
    ..The patient died of a widespread disease 13 months after surgery. This tumor is considered a primary renal angiosarcoma with clear cell carcinomas and not a sarcomatoid carcinoma...
  27. ncbi request reprint Early partial hydatidiform mole: prevalence, histopathology, DNA ploidy, and persistence rate
    M Fukunaga
    Department of Pathology, The Jikei University, School of Medicine, Tokyo, Japan
    Virchows Arch 437:180-4. 2000
    ..DNA ploidy analysis is useful in the evaluation of problem cases. The risk of persistent disease seems to be very low in the case of early PMs...
  28. ncbi request reprint Mucinous endometrial adenocarcinoma simulating microglandular hyperplasia of the cervix
    M Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Tokyo, Japan
    Pathol Int 50:541-5. 2000
    ..Pathologists need to be cautious about MGH-like changes in the endometrial biopsy of postmenopausal women and be aware of this type of endometrial cancer as it may be misdiagnosed...
  29. ncbi request reprint Adenomyosis with a sex cord-like stromal element
    M Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Tokyo, Japan
    Pathol Int 50:336-9. 2000
    ..The element appears to originate from the endometrial stromal cells through smooth muscle metaplasia...
  30. ncbi request reprint Intravenous tufted angioma
    M Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Tokyo, Japan
    APMIS 108:287-92. 2000
    ....
  31. ncbi request reprint Smooth muscle metaplasia in ovarian endometriosis
    M Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Tokyo, Japan
    Histopathology 36:348-52. 2000
    ..Little is known about smooth muscle metaplasia (SMM) in ovarian endometriosis. The clinicopathological significance of SMM in ovarian endometriosis is analysed...
  32. doi request reprint Pure alveolar rhabdomyosarcoma of the uterine corpus
    Masaharu Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Tokyo, Japan
    Pathol Int 61:377-81. 2011
    ..Metastatic lesions were found in the retroperitoneum and pelvic lymph nodes. The patient was treated by postoperative chemotherapy, but she died of systemic metastases 12 months after surgery...
  33. ncbi request reprint Pseudoangiomatous hyperplasia of mammary stroma: a case of pure type after removal of fibroadenoma
    M Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Tokyo, Japan
    APMIS 109:113-6. 2001
    ..This lesion should be distinguished from other mammary fibrous and vascular lesions with which it may be confused...
  34. ncbi request reprint Histologically low-grade dedifferentiated liposarcoma of the retroperitoneum
    M Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Tokyo, Japan
    Pathol Int 51:392-5. 2001
    ..Close and long-term follow up is required. In retroperitoneal lipoma-like well-differentiated liposarcomas, spindle cell components like the present tumor, which represent dedifferentiation, should not be overlooked...
  35. ncbi request reprint Pseudopapillary solid cystic tumor arising from an extrapancreatic site
    M Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Tokyo, Japan
    Arch Pathol Lab Med 125:1368-71. 2001
    ..The patient was well without recurrence 3 months after diagnosis. It is important to include pseudopapillary solid cystic tumor in the differential diagnosis of omental tumors...
  36. ncbi request reprint Ectopic hamartomatous thymoma: a case report with immunohistochemical and ultrastructural studies
    Masaharu Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Tokyo, Japan
    APMIS 110:565-70. 2002
    ....
  37. ncbi request reprint Extraskeletal osteosarcoma histologically mimicking parosteal osteosarcoma
    Masaharu Fukunaga
    Department of Pathology, Jikei University School of Medicine, Tokyo, Japan
    Pathol Int 52:492-6. 2002
    ..Pathologists and physicians should know the existence of this type of extraskeletal osteosarcoma and treat it as a high-grade extraskeletal osteosarcoma...
  38. doi request reprint Well-differentiated papillary mesothelioma of the tunica vaginalis: a case report with aspirate cytologic, immunohistochemical, and ultrastructural studies
    Masaharu Fukunaga
    Department of Pathology, The Jikei Daisan Hospital, The Jikei University School of Medicine, 4 11 1, Izumihoncho, Komaeshi, Tokyo 201 8601, Japan
    Pathol Res Pract 206:105-9. 2010
    ..The patient is alive with no evidence of disease at 18 months after right radical orchiectomy. Ki67 may be potentially a good maker for differentiating low-grade from high-grade mesothelioma...
  39. doi request reprint Pigmented perivascular epithelioid cell tumor of the kidney
    Masaharu Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Tokyo, Japan
    Arch Pathol Lab Med 133:1981-4. 2009
    ..Pathologists and clinicians should know about the existence of pigmented perivascular epithelioid cell tumor of the kidney. This type of tumor should be differentiated from clear cell renal cell carcinoma or malignant melanoma...
  40. doi request reprint Peculiar chondroblastoma involving multiple tarsal bones
    Masaharu Fukunaga
    Department of Pathology, Jikei University School of Medicine, Tokyo, Japan
    Skeletal Radiol 39:709-14. 2010
    ..On electron microscopy, the tumor exhibited chondroblastic features. The patient is alive with the tumor 7 years after radiotherapy. The tumor is considered a chondroblastoma with low malignant potential...
  41. ncbi request reprint Poorly differentiated endometrial sarcoma with clear cell features
    M Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Tokyo, Japan
    APMIS 109:693-8. 2001
    ..Flow cytometry showed a diploid phenotype. Pathologists should be aware of the existence of this type of endometrial sarcoma with clear cells and should not confuse it with other neoplasma showing clear cell features...
  42. ncbi request reprint Atypical decubital fibroplasia with unusual histology
    M Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Tokyo, Japan
    APMIS 109:631-5. 2001
    ..Pathogenic factors of this lesion are considered to be chronically repeated pressure and associated intermittent ischemia. The recognition of the lesion and its distinction from a sarcoma is essential...
  43. ncbi request reprint Pineal germinoma with a prominent epithelioid cell granuloma component: case report
    Ryosuke Mori
    Department of Neurosurgery, Jikei University School of Medicine, Daisan Hospital, Komae, Tokyo, Japan
    Neurol Med Chir (Tokyo) 48:573-5. 2008
    ..Histological diagnosis is sometimes incorrect if granulomatous reaction is dominant. Immunohistochemical staining for PLAP and c-kit should be performed if germinoma is clinically suspected...
  44. ncbi request reprint Immunohistochemical characterization of p57(KIP2) expression in early hydatidiform moles
    Masaharu Fukunaga
    Department of Pathology, Jikei University School of Medicine, Tokyo, Japan
    Hum Pathol 33:1188-92. 2002
    ..These findings support the hypothesis that misexpression of p57 is involved in the abnormal development of androgenetic CMs. This immunohistochemical analysis is a useful tool for the differential diagnosis of CMs...
  45. ncbi request reprint Usefulness of D2-40 immunohistochemistry for differentiation between kaposiform hemangioendothelioma and tufted angioma
    Eiichi Arai
    Department of Pathology, Saitama Medical School, Iruma gun, Saitama, Japan
    J Cutan Pathol 33:492-7. 2006
    ..We studied four cases of KHE, nine cases of TA, and 31 cases of other vascular tumors. Antibodies against CD31, CD34, factor VIII-related antigen, and GLUT1 were also applied...
  46. ncbi request reprint Interobserver and intraobserver variability in the diagnosis of hydatidiform mole
    Masaharu Fukunaga
    Department of Pathology, Jikei University, Tokyo, Japan
    Am J Surg Pathol 29:942-7. 2005
    ..Ploidy study is useful in equivocal cases. Significant interobserver and intraobserver variability was observed even among placental pathologists. New histologic criteria adaptable to differentiation of early lesions are needed...
  47. ncbi request reprint Perivascular epithelioid cell tumor (PEComa) of soft tissue: case report with ultrastructural study
    Masaharu Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Tokyo, Japan
    APMIS 112:98-104. 2004
    ..There was local recurrence 6 years after excision. Pathologists and clinicians should be aware of the existence of PEComa in soft tissue and should differentiate it from other similar lesions...
  48. ncbi request reprint Uterine tumors resembling ovarian sex-cord tumors producing parathyroid hormone-related protein of the uterine cervix
    Chikako Suzuki
    First Department of Pathology, Juntendo University, School of Medicine, Tokyo, Japan
    Pathol Int 52:164-8. 2002
    ..Furthermore, in this tumor, production of PTH-rP was demonstrated by normalization of serum PTH-rP after the tumorectomy and immunoreactivity for PTH-rP in the tumor cells...
  49. ncbi request reprint Gastric carcinoma resembling pancreatic mixed acinar-endocrine carcinoma
    Masaharu Fukunaga
    Department of Pathology, Jikei University School of Medicine, Tokyo, Japan
    Hum Pathol 33:569-73. 2002
    ..The patient was well without tumor at the 7-month follow-up. It is important to know the existence of this type of gastric cancer and to not confuse it with a metastatic lesion of the pancreatic origin...
  50. ncbi request reprint Benign "metastasizing" lipoleiomyoma of the uterus
    Masaharu Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Tokyo, Japan
    Int J Gynecol Pathol 22:202-4. 2003
    ..Although intrapulmonary emboli from a benign lipoleiomyoma of the uterus cannot be entirely excluded, the theory of synchronous multifocal lipoleiomyomatous proliferation may provide a more satisfactory explanation in this case...
  51. ncbi request reprint Useful detection of CD147 (EMMPRIN) for pathological diagnosis of early hepatocellular carcinoma in needle biopsy samples
    Satoshi Mamori
    Division of Gastroenterology and Hepatology, Department of Internal Medicine, The Jikei University School of Medicine, 3 25 8 Nishi shinbashi, Minato ku, Tokyo 105 8461, Japan
    World J Gastroenterol 13:2913-7. 2007
    ..To make clear whether CD147 (EMMPRIN) expression in pathological tumor samples with a fine-needle aspiration biopsy is useful for pathological diagnosis of early hepatocellular carcinoma (HCC)...
  52. ncbi request reprint A case of henoch-schönlein purpura nephritis in pulmonary tuberculosis
    Hideya Kitamura
    Division of Respiratory Medicine, Department of Internal Medicine, The Jikei University School of Medicine, Izumihoncho, Tokyo, Japan
    Am J Med Sci 333:117-21. 2007
    ..We should consider how to use steroid therapy for HSPN and call attention to the recurrences of renal disturbance and pulmonary tuberculosis. It is thus recommended to follow patients with HSPN in tuberculosis for long periods...
  53. ncbi request reprint Myoepithelioma of the vulva
    Masaharu Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Tokyo, Japan
    APMIS 111:416-20. 2003
    ..The patient was well and free of disease at 6 months. This neoplasm should be distinguished from other epithelial and mesenchymal neoplasms as it shows a different clinical behavior...
  54. doi request reprint Small cell carcinoma of the ovary: clinical and biological study
    Seiji Isonishi
    Department of Obstetrics and Gynecology, Jikei University School of Medicine, Aoto Hospital, 6 41 2 Aoto, Katsushika ku, Tokyo, 125 8506, Japan
    Int J Clin Oncol 13:161-5. 2008
    ..However, an effect of such a regimen was seen in only one patient with early-stage disease, and this questions the validity of chemosensitivity testing...
  55. pmc Histopathologically proven autoimmune pancreatitis mimicking neuroendocrine tumor or pancreatic cancer
    Shinji Onda
    Department of Surgery, The Jikei University, Daisan Hospital, Tokyo, Japan
    Case Rep Gastroenterol 6:40-6. 2012
    ..At laparotomy, an elastic firm and well-circumscribed mass was found suggestive of a non-functioning NET, thus enucleation was performed. Histopathologically, the lesion corresponded to AIP...
  56. ncbi request reprint Determining best potential predictor during high-dose progestin therapy for early staged and well-differentiated endometrial adenocarcinoma using semiquantitative analysis based on image processing and immunohistochemistry
    Seiryu Kamoi
    Division of Reproductive Medicine, Perinatology and Gynecologic Oncology, Graduate School of Medicine, Nippon Medical School, Tokyo, Japan
    J Nippon Med Sch 78:84-95. 2011
    ..05). In conclusion, a higher epithelial cell size ratio after 4 weeks of treatment in conjunction with lower Ki-67 nuclear antigen labeling indices could be a potential predictor of hormonal response...
  57. ncbi request reprint Molecular detection of FUS-CREB3L2 fusion transcripts in low-grade fibromyxoid sarcoma using formalin-fixed, paraffin-embedded tissue specimens
    Atsuji Matsuyama
    Department of Pathology and Oncology, School of Medicine, University of Occupational and Environmental Health, Kitakyushu, Japan
    Am J Surg Pathol 30:1077-84. 2006
    ..These data suggest that our reverse transcription-polymerase chain reaction assay is a reliable method to detect FUS-CREB3L2, which can thus help in accurately diagnosing LGFMS...
  58. ncbi request reprint Multicenter phase II study of fertility-sparing treatment with medroxyprogesterone acetate for endometrial carcinoma and atypical hyperplasia in young women
    Kimio Ushijima
    Japan Gynecologic Cancer Study Group, Tokyo, Japan
    J Clin Oncol 25:2798-803. 2007
    ..To assess the efficacy of fertility-sparing treatment using medroxyprogesterone acetate (MPA) for endometrial carcinoma (EC) and atypical endometrial hyperplasia (AH) in young women...
  59. ncbi request reprint [Huge facial nerve schwannoma extending into the middle cranial fossa without facial palsy: case report]
    Ryosuke Mori
    Department of Neurosurgery, Jikei University School of Medicine, Daisan Hospital, 4 11 1 Izumihoncho, Komae shi, Tokyo 201 8601, Japan
    No Shinkei Geka 35:591-8. 2007
    ..The symptom is conductive hearing loss caused by the tumor extending into the tympanic cavity. We should bear in mind that there is a also rare type of facial nerve schwannoma manifesting hearing disturbance alone...
  60. ncbi request reprint Frequent genetic heterogeneity in the clonal evolution of gynecological carcinosarcoma and its influence on phenotypic diversity
    H Fujii
    Department of Pathology II, Juntendo University School of Medicine, Tokyo, Japan
    Cancer Res 60:114-20. 2000
    ..Because phenotypically divergent areas of the tumors share numerous genetic alterations, this divergence most likely occurs relatively late in the evolution of these tumors...
  61. ncbi request reprint Postmenopausal intra-abdominal desmoplastic small cell tumor
    M Fukunaga
    Department of Pathology, Jikei University School of Medicine, Tokyo, Japan
    Pathol Int 46:281-5. 1996
    ..DSCT should be included in differential diagnoses of post-menopausal pelvic tumors which show light-microscopically and immunohistochemically divergent phenotypes...
  62. ncbi request reprint Gynandroblastoma of the ovary: a case report with an immunohistochemical and ultrastructural study
    M Fukunaga
    Department of Pathology, Jikei University School of Medicine, Tokyo, Japan
    Virchows Arch 430:77-82. 1997
    ..The tumour was aneuploid by flow cytometry. The patient was well with no evidence of tumour five months after surgery...
  63. ncbi request reprint Spindle and giant cell type undifferentiated carcinoma arising in the common bile duct: a case report
    Haruna Oikawa
    Department of Surgery, Mito Saiseikai General Hospital, 3 3 10 Futabadai, Mito, Ibaraki 311 4198, Japan
    Pathol Res Pract 203:179-84. 2007
    ..CD68-positive osteoclast-like giant cells were also observed. Therefore, the patient was diagnosed as having an undifferentiated carcinoma, spindle and giant cell type...
  64. ncbi request reprint Usefulness of beta-catenin immunostaining for the differential diagnosis of solid-pseudopapillary neoplasm of the pancreas
    Yukichi Tanaka
    Am J Surg Pathol 26:818-20. 2002
  65. ncbi request reprint Mucinous carcinoma of the skin, primary, and secondary: a clinicopathologic study of 63 cases with emphasis on the morphologic spectrum of primary cutaneous forms: homologies with mucinous lesions in the breast
    Dmitry V Kazakov
    Sikl s Department of Pathology, Charles University, Medical Faculty Hospital, Alej Svobody 80, 304 60 Pilsen, Czech Republic
    Am J Surg Pathol 29:764-82. 2005
    ..Dirty necrosis was a constant histologic finding in intestine mucinous carcinomas involving the skin, and this feature may serve as a clue to an intestinal origin...
  66. ncbi request reprint [Three-dimensional dynamic MR imaging with a volumetric interpolated breath-hold examination for solitary pulmonary lesions: correlation of contrast enhancement pattern with pathological features]
    Mitsuhiro Tozaki
    Department of Radiology, Daisan Hospital, Jikei University School of Medicine
    Nihon Igaku Hoshasen Gakkai Zasshi 64:13-21. 2004
    ..Correlation between the enhancement pattern and the histological characteristics of the nodules was also assessed...