O Onguru

Summary

Publications

  1. doi request reprint Cyclooxygenase-2 (Cox-2) expression and angiogenesis in glioblastoma
    Onder Onguru
    Department of Pathology, Gulhane Military Medical Academy, Ankara, Turkey
    Neuropathology 28:29-34. 2008
  2. ncbi request reprint Cytological findings of invasive micropapillary carcinoma of the breast: a report of two cases
    O Onguru
    Department of Pathology, Gulhane Military Medical Academy, School of Medicine, Ankara, Turkey
    Cytopathology 13:160-3. 2002
  3. ncbi request reprint Desmoplastic non-infantile ganglioglioma
    Onder Onguru
    Department of Pathology, Gulhane Military Medical Academy, Ankara, Turkey
    Neuropathology 25:150-2. 2005
  4. ncbi request reprint DNA ploidy and nuclear morphometry in adult intracranial ependymomas
    O Onguru
    Department of Pathology, Gulhane Medical Military Academy, School of Medicine, Ankara, Turkey
    Clin Neuropathol 22:266-72. 2003
  5. ncbi request reprint Comparison of DNA ploidy and nuclear morphometric parameters with the conventional prognostic factors in transitional cell carcinomas
    Onder Onguru
    Department of Pathology, Gulhane Military Medical Academy, School of Medicine, Ankara, Turkey
    Tohoku J Exp Med 199:141-8. 2003
  6. ncbi request reprint Cyclooxygenase-2 (cox-2) expression and angiogenesis in intracranial ependymomas
    O Onguru
    Department of Pathology, Gulhane Military Medical Academy, Hacettepe University Faculty of Medicine, Ankara, Turkey
    Clin Neuropathol 25:216-20. 2006
  7. ncbi request reprint Dysembryoplastic neuroepithelial tumor in the left lateral ventricle
    O Onguru
    Department of Pathology, Faculty of Medicine, Gulhane Military Medical Academy, 06018 Etlik, Ankara, Turkey
    Minim Invasive Neurosurg 46:306-9. 2003
  8. doi request reprint Distant muscular (rectus femoris) metastasis from laryngeal squamous cell carcinoma
    Y Kulahci
    Department of Plastic and Reconstructive Surgery, Gulhane Military Medical Academy Haydarpasa Training Hospital, Istanbul, Turkey
    J Laryngol Otol 123:1381-3. 2009
  9. ncbi request reprint Idiopathic pulmonary hemosiderosis in an adult patient responded well to corticosteroid therapy
    Omer Deniz
    Department of Chest Disease, Gulhane Military Medicine Academy, Ankara, Turkey
    Tuberk Toraks 55:77-82. 2007
  10. pmc Fascin expression in colorectal carcinomas
    Ismail Hakki Ozerhan
    Department of Surgery, GATA Ankara Turkey
    Clinics (Sao Paulo) 65:157-64. 2010

Collaborators

Detail Information

Publications35

  1. doi request reprint Cyclooxygenase-2 (Cox-2) expression and angiogenesis in glioblastoma
    Onder Onguru
    Department of Pathology, Gulhane Military Medical Academy, Ankara, Turkey
    Neuropathology 28:29-34. 2008
    ..These findings suggest that Cox-2 is heterogeneously expressed in glioblastomas without a significant association with MVD. However, Cox-2 expression may be related to vascular pattern in glioblastomas...
  2. ncbi request reprint Cytological findings of invasive micropapillary carcinoma of the breast: a report of two cases
    O Onguru
    Department of Pathology, Gulhane Military Medical Academy, School of Medicine, Ankara, Turkey
    Cytopathology 13:160-3. 2002
  3. ncbi request reprint Desmoplastic non-infantile ganglioglioma
    Onder Onguru
    Department of Pathology, Gulhane Military Medical Academy, Ankara, Turkey
    Neuropathology 25:150-2. 2005
    ..The MIB-1 labeling index was less than 1%. This present case confirms that desmoplastic ganglioglioma can be present in young adult patients with its characteristic radiologic features...
  4. ncbi request reprint DNA ploidy and nuclear morphometry in adult intracranial ependymomas
    O Onguru
    Department of Pathology, Gulhane Medical Military Academy, School of Medicine, Ankara, Turkey
    Clin Neuropathol 22:266-72. 2003
    ....
  5. ncbi request reprint Comparison of DNA ploidy and nuclear morphometric parameters with the conventional prognostic factors in transitional cell carcinomas
    Onder Onguru
    Department of Pathology, Gulhane Military Medical Academy, School of Medicine, Ankara, Turkey
    Tohoku J Exp Med 199:141-8. 2003
    ..For superficial carcinomas, morphometric parameters and DNA ploidy analysis can be helpful in the separation of the patients into prognostically different groups...
  6. ncbi request reprint Cyclooxygenase-2 (cox-2) expression and angiogenesis in intracranial ependymomas
    O Onguru
    Department of Pathology, Gulhane Military Medical Academy, Hacettepe University Faculty of Medicine, Ankara, Turkey
    Clin Neuropathol 25:216-20. 2006
    ....
  7. ncbi request reprint Dysembryoplastic neuroepithelial tumor in the left lateral ventricle
    O Onguru
    Department of Pathology, Faculty of Medicine, Gulhane Military Medical Academy, 06018 Etlik, Ankara, Turkey
    Minim Invasive Neurosurg 46:306-9. 2003
    ..The recognition of DNT with an unusual location in lateral ventricle has therapeutic and prognostic significance since DNT is curable by surgical excision and radiation therapy is of no obvious benefit...
  8. doi request reprint Distant muscular (rectus femoris) metastasis from laryngeal squamous cell carcinoma
    Y Kulahci
    Department of Plastic and Reconstructive Surgery, Gulhane Military Medical Academy Haydarpasa Training Hospital, Istanbul, Turkey
    J Laryngol Otol 123:1381-3. 2009
    ..We report an extremely rare case of distant metastasis to the rectus femoris muscle from a laryngeal squamous cell carcinoma...
  9. ncbi request reprint Idiopathic pulmonary hemosiderosis in an adult patient responded well to corticosteroid therapy
    Omer Deniz
    Department of Chest Disease, Gulhane Military Medicine Academy, Ankara, Turkey
    Tuberk Toraks 55:77-82. 2007
    ..Since it is seen rarely in adults and the clinical course of the disease vary from patient to patient we presented an adult male patient with IPH responded well to steroid therapy clinically and radiologically...
  10. pmc Fascin expression in colorectal carcinomas
    Ismail Hakki Ozerhan
    Department of Surgery, GATA Ankara Turkey
    Clinics (Sao Paulo) 65:157-64. 2010
    ..The purpose of this study was to investigate the significance of fascin expression in colorectal carcinoma...
  11. ncbi request reprint Quantitative evaluation of immunohistochemical staining in gastrointestinal stromal tumors
    Ayhan Ozcan
    Department of Pathology, School of Medicine, Gulhane Military Medical Academy, 06018 Etlik, Ankara, Turkey
    Anal Quant Cytol Histol 29:159-65. 2007
    ..To evaluate the differences among pathologists' interpretations in gastrointestinal stromal tumors (GISTs) and to demonstrate the usefulness of quantitative pathology in the assessment of immunohistochemical staining...
  12. doi request reprint Primary dural lymphoma mimicking a subdural hematoma
    Selcuk Gocmen
    Department of Neurosurgery, Gulhane Military Medical Academy, Haydarpasa Egitim Hastanesi, Norosirurji Servisi, 34668 Uskudar, Istanbul, Turkey
    J Clin Neurosci 17:380-2. 2010
    ..Histopathological evaluation is necessary for diagnosis. MRI cannot reliably differentiate between SDH and some dural lesions that present as diffuse infiltration. Therefore, these differential diagnoses should be considered...
  13. doi request reprint Atopy is a risk factor for acute appendicitis? A prospective clinical study
    Ali Harlak
    Department of General Surgery, Gulhane Military Medical Academy GATA, 06018 Etlik, Ankara, Turkey
    J Gastrointest Surg 12:1251-6. 2008
    ..The present study was designed to evaluate whether allergic reaction is indeed an undefined leading factor for luminal obstruction...
  14. doi request reprint Giant infantile gliosarcoma: magnetic resonance imaging findings
    Hatice Tuba Sanal
    Department of Radiology, Gulhane Military Medical School, Ankara, Turkey
    J Child Neurol 23:926-9. 2008
    ..The tumor is rarely encountered in childhood. This case report presents the magnetic resonance imaging characteristics of a giant gliosarcoma in a 3-year-old girl. Size and location of the tumor are described...
  15. doi request reprint Central neurocytoma: proton MR spectroscopy and diffusion weighted MR imaging findings
    Murat Kocaoglu
    Department of Radiology, Etlik, Ankara 06018, Turkey
    Magn Reson Imaging 27:434-40. 2009
    ..To present proton magnetic resonance spectroscopy and diffusion-weighted imaging (DWI) findings of central neurocytoma (CN)...
  16. doi request reprint The selective inhibition of type IV phosphodiesterase attenuates the severity of the acute pancreatitis in rats
    Hakan Mersin
    Department of Surgery, Ankara Oncology Training and Research Hospital, S air Nazım Sokak 4 30, D Blok Yukarıayrancı, 06550 Ankara, Turkey
    Dig Dis Sci 54:2577-82. 2009
    ..002) compared to vehicle treated rats. Also, mean histopathological scores were significantly reduced by rolipram treatment (P<0.005). It can be concluded that rolipram ameliorates severity of pancreatitis in rats...
  17. doi request reprint Nuclear planimetry on the samples from cytologically overlapping proliferative breast lesions
    Bulent Kurt
    Gulhane Military Medical Academy and Medical School, Department of Pathology, General Tevfik Saglam Cad, 06018 Ankara, Turkey
    Pathol Res Pract 205:325-9. 2009
    ..However, with a systematic and reproducible selection of the values with a proper "bias", morphometry may provide some discriminatory information in overlapping lesions...
  18. ncbi request reprint Proliferative "crescentic" glomerulonephritis in a burned patient
    Mustafa Deveci
    Department of Plastic and Reconstructive Surgery and Burn Centre, Gulhane Military Medical Academy, 06018 Etlik, Ankara, Turkey
    Burns 29:381-4. 2003
    ..In this case glomerulonephritis may be due to infection probably pseudomonas or enterococus sepsis. We also felt that imipenem may be contributed the formation of glomerulonephritis...
  19. doi request reprint Fascin expression [corrected] in glial tumors and its prognostic significance in glioblastomas
    Armagan Gunal
    Department of Pathology, Gulhane Military Medical Academy, Ankara, Turkey
    Neuropathology 28:382-6. 2008
    ..In conclusion, fascin expression levels are correlated with histologic grade and fascin overexpression may play an important role in the biologic behavior of glial astrocytic tumors and in the prognosis of GBs...
  20. ncbi request reprint Isolated intracranial Rosai-Dorfman disease mimicking meningioma
    H Kayali
    Department of Neurosurgery, Gulhane Military Medical Academy, Ankara, Turkey
    Clin Neuropathol 23:204-8. 2004
    ..Prognosis is benign especially in the absence of nodal disease. It is clinically and radiologically difficult to distinguish from meningioma, and histological examination is essential for a definitive diagnosis...
  21. ncbi request reprint Simultaneously occurring vestibular schwannoma and meningioma in the cerebellopontine angle: case report and literature review
    Y Izci
    Department of Neurosurgery, Gulhane Military Medical Academy, Ankara, Turkey
    Clin Neuropathol 26:219-23. 2007
    ..The simultaneous occurrence of vestibular schwannoma and meningioma in the CPA appears coincidental. This association must be kept in mind if two different tumors are detected radiologically in the same CPA...
  22. ncbi request reprint The added value of the apparent diffusion coefficient calculation to magnetic resonance imaging in the differentiation and grading of malignant brain tumors
    Nail Bulakbasi
    Department of Radiology, Gulhane Military Medical Academy, Etlik, 06018 Ankara, Turkey
    J Comput Assist Tomogr 28:735-46. 2004
    ..ADC calculation can improve the diagnostic efficacy of MR imaging in brain tumor grading and differentiation...
  23. ncbi request reprint [The prognostic significance of DNA ploidy in laryngeal cancers]
    M Timur Akçam
    Department of Otolaryngology, Gulhane Military Medical Academy, Ankara, Turkey
    Kulak Burun Bogaz Ihtis Derg 9:414-23. 2002
    ..We assessed the relationship between DNA ploidy and histopathologic parameters and its effect on prognosis in patients with squamous cell carcinoma of the larynx...
  24. ncbi request reprint Schwannoma of the lateral ventricle: eight-year follow-up and literature review
    E Erdogan
    Department of Neurosurgery, Gulhane Military Medical School, Ankara, Turkey
    Minim Invasive Neurosurg 46:50-3. 2003
    ..The recognition of this benign and potentially curable neoplasm and its differentiation from other neoplasms, some of which have less favourable outcomes, is of obvious importance...
  25. ncbi request reprint Postoperative radiotherapy for ganglioglioma; report of three cases and review of the literature
    H C Ulutin
    Department of Radiation Oncology, GATA School of Medicine, Ankara, Turkey
    Minim Invasive Neurosurg 45:224-7. 2002
    ..Parallely opposed local fields were used. A total of 54 Gy in 5.5 weeks was given to the mid-plane using a Co-60 tele-therapy device. No recurrence, no new symptoms, and no new neurological deficiency were detected during follow-up...
  26. ncbi request reprint Anti-apoptotic and growth-promoting markers in adult medulloblastomas
    O Onguru
    Department of Pathology, Gulhane Military Medical Academy, Ankara, Turkey
    Clin Neuropathol 29:384-9. 2010
    ..the aim of this study was to investigate the pathologic features, proliferation potential and expression of some anti-apoptotic and growth-promoting markers in adult medulloblastomas...
  27. ncbi request reprint Fatty filum with different histological features. Case report
    Y Izci
    Departments of Neurosurgery, Gulhane Military Medical Academy, Turkey
    Neurocirugia (Astur) 22:457-60. 2011
    ..To the best of our knowledge, this histological appearance of a fatty filum has not yet been reported and this raises the question of a possible associative or causative relationship between these distinct pathologies...
  28. ncbi request reprint Expression of cyclooxygenase-2 and vascular endothelial growth factor in ovarian endometriotic cysts and their relationship with angiogenesis
    Seyit Temel Ceyhan
    Department of Obstetrics and Gynecology, Gulhane Military Medical Academy and Medical School, Etlik, Ankara, Turkey
    Fertil Steril 90:988-93. 2008
    ..To investigate the expression of cyclooxygenase-2 (Cox-2) and vascular endothelial growth factor (VEGF) in ovarian endometriotic cysts and assess their relation with angiogenesis...
  29. doi request reprint FDG PET findings in a case with acute pulmonary silicosis
    Metin Ozkan
    Department of Pulmonary Medicine, Gulhane Military Medical Academy and School of Medicine, Ankara, Turkey
    Ann Nucl Med 23:883-6. 2009
    ..FDG PET can provide additional information to CT regarding the diagnosis of acute silicosis and the rare accelerated silicosis...
  30. ncbi request reprint Increased vasoconstrictor reactivity and decreased endothelial function in high grade varicocele; functional and morphological study
    Oguzhan Yildiz
    Department of Pharmacology, Gulhane Military Medical Academy, Faculty of Medicine, 06018 Etlik, Ankara, Turkey
    Urol Res 31:323-8. 2003
    ..05). Our findings suggest that endothelium produces less vasorelaxant which results in the more enhanced effects of vasoconstrictor substances in grade III, indicating that endothelial dysfunction develops at high grades of varicocele...
  31. ncbi request reprint Beneficial effects of N-acetylcysteine on sodium taurocholate-induced pancreatitis in rats
    Gokhan Yagci
    Department of General Surgery, Gulhane Military Medical Academy, Etlik, Ankara, Turkey
    J Gastroenterol 39:268-76. 2004
    ..Therefore, we evaluated the beneficial effects of N-acetylcysteine (NAC), a strong antioxidant, in experimental AP...
  32. ncbi request reprint Analysis of Cox-2 and thromboxane synthase expression in pituitary adenomas and carcinomas
    Onder Onguru
    Department of Pathology, Gulhane Military Medical Academy, Ankara, Turkey
    Endocr Pathol 15:17-27. 2004
    ..In summary, TBXAS appears to be one of the up-regulated downstream enzymes of Cox metabolism in pituitary tumors. Both Cox-2 and TBXAS may play an important role in pituitary tumor development and progression...
  33. ncbi request reprint Association of paranasal sinus osteoma and intracranial mucocele--two case reports
    Kamil Melih Akay
    Department of Neurosurgery, Gulhane Military Medical Academy, Ankara, Turkey
    Neurol Med Chir (Tokyo) 44:201-4. 2004
    ..The higher aggressiveness of the lesions may be due to the presence of the mucocele. Calcification and ossification of the mucocele probably contributes to the unexpected enlargement of the osteoma...
  34. ncbi request reprint Prognostic value of cytology, nuclear matrix protein 22 (NMP22) test, and urinary bladder cancer II (UBC II) test in early recurrent transitional cell carcinoma of the bladder
    Yusuf Kibar
    Department of Urology, Gulhane Military Medical Academy, 06010 Etlik, Ankara, Turkey
    Ann Clin Lab Sci 36:31-8. 2006
    ..These differences were significant (p = 0.024 and 0.009, respectively). Thus, the NMP22 test showed superiority over the other tests for detection of early recurrence of bladder cancer...
  35. doi request reprint Solitary fibrous tumour extending both supratentorially and infratentorially
    Halil Ibrahim Secer
    Department of Neurosurgery, Gulhane Military Medical Academy, 06018 Etlik Ankara, Turkey
    J Clin Neurosci 15:830-3. 2008
    ..This is the first reported case of SFT located in both the infratentorial and supratentorial spaces. SFT are spindle cell neoplasms with a characteristic immunohistochemical profile of CD34, vimentin and bcl-2 positivity...