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Erişim "info:eu-repo/semantics/openAccess" için TIP, Radyoloji Anabilim Dalı, Makale Koleksiyonu listeleme

Erişim "info:eu-repo/semantics/openAccess" için TIP, Radyoloji Anabilim Dalı, Makale Koleksiyonu listeleme

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  • Early and late state subacute sclerosing panencephalitis chemical shift imaging and single voxel MR spectroscopy 
    Alkan, Alpay; Saraç, Kaya; Kutlu, Ramazan; Yakıncı, Mehmet Cengiz; Sığırcı, Ahmet; Aslan, Mehmet; Baysal, Tamer (AJNR, 2003)
    Subacute sclerosing panencephalitis (SSPE) is a rare, progressive, inflammatory neurodegenerative disease. Our aim was to determine the metabolic abnormalities of brain in early- and late-stage SSPE by using MR spectroscopy ...
  • Proton MR spectroscopy features of normal appearing white matter neurofibromatosis type 1 
    Alkan, Alpay; Saraç, Kaya; Kutlu, Ramazan; Yakıncı, Mehmet Cengiz; Sığırcı, Ahmet; Aslan, Mehmet; Özcan, Hamdi; Yoloğlu, Saim (Magn Reson Imaging, 2003)
    To determine whether differences exist between neurofibromatosis type 1 (NF1) patients with or without focal lesions and healthy normal volunteers in the metabolite ratios of normal appearing white matter, 27 patients ...
  • Infantile sandhoff s disease multivoxel magnetic resonance spectroscopy findings 
    Alkan, Alpay; Kutlu, Ramazan; Yakıncı, Mehmet Cengiz; Sığırcı, Ahmet; Aslan, Mehmet; Saraç, Kaya (J Child Neurol, 2003)
    Sandhoff’s disease is a rare, genetic lysosomal storage disease leading to delayed myelination or demyelination. Although neuroimaging findings in this disease have been reported previously, magnetic resonance spectroscopy ...
  • Reversible posterior leukoencephalopathy in a child with acute glomerulonephritis follow up MR imaging 
    Alkan, Alpay; Kutlu, Ramazan; Baysal, Tamer; Sığırcı, Ahmet; Sönmezgöz, Ergun; Yakıncı, Mehmet Cengiz (Marmara Medical Journal, 2003)
    Hypertensive encephalopathy is the most common cause of reversible posterior leukoencephalopathy syndrome, which is quite rare in the pediatric age group. Diffuse vasogenic edema in the posterior circulation territories ...
  • Giant axonal neuropathy MRS findings 
    Alkan, Alpay; Kutlu, Ramazan; Sığırcı, Ahmet; Baysal, Tamer; Altınok, Tayfun; Yakıncı, Mehmet Cengiz (J Neuroimaging, 2003)
    Giant axonal neuropathy (GAN) is a rare genetic disease of childhood involving the central and peripheral nervous systems. Axonal loss with several giant axons filled with neurofilaments is the main histopathological feature ...
  • An en plaque tentorial lesion in a pregnant woman follow up with MRI 
    Alkan, Alpay; Parlak, M.; Baysal, Tamer; Sığırcı, Ahmet; Kutlu, Ramazan; Altınok, Tayfun (Eur Radiol, 2003)
    En-plaque tuberculoma is a rare manifestation of CNS tuberculosis and presents as a solitary, focal, caseous plaque-like lesion. It is difficult to differentiate en-plaque like meningeal tuberculoma from true primary ...
  • Korpus kallozum disgenezisine eşlik eden beyin anomalileri ve klinik bulgular 
    Alkan, Alpay; Kutlu, Ramazan; Baysal, Tamer; Sığırcı, Ahmet; Altınok, Tayfun; Orkan, İsmet; Hallaç, Tarık; Saraç, Kaya (Tanısal ve Girişimsel Radyoloji Dergisi, 2003)
    Korpus kallozum disgenezisinin değişik formları ile eşlik eden beyin anomalileri ve klinik bulgular arasındaki ilişkinin araştırılması. GEREÇ VE YÖNTEM Kallozal disgenezisli 169 olgunun MRG bulguları retrospektif olarak ...
  • Pseudoaneurysm of the internal jugular vein after mumps ultrasonographic evaluation 
    Sığırcı, Ahmet; Kuranel, Şinasi; Kutlu, Ramazan; Alkan, Alpay; Altınok, Tayfun (Eur J Radiol Extra, 2003)
    We report a case of pseudoaneurysm following mumps infection in the left internal jugular vein with sonography and Doppler ultrasound findings. The diagnosis was confirmed during surgical exploration. To the best of our ...
  • Atlanto odontoid osteoarthritis in rheumatoid arthritis dynamic CT findings 
    Baysal, Özlem; Baysal, Tamer; Sığırcı, Ahmet; Ersoy, Yüksel; Altay, Zuhal (Clin Rheumatol, 2004)
    We analyzed the CT appearances of degenerative change in the atlanto-odontoid joint (AOJ) in patients with rheumatoid arthritis (RA) and evaluated the effect of these changes on atlanto-axial joint (AAJ) rotation by ...
  • The cisternal segment of the abducens nerve in man three dimensional MR imaging 
    Alkan, Alpay; Sığırcı, Ahmet; Özveren, M. Faik; Kutlu, Ramazan; Altınok, Tayfun; Önal, Çağatay; Saraç, Kaya (Eur J Radiol, 2004)
    Purpose: The goal of this study was to identify the abducens nerve in its cisternal segment by using three-dimensional turbo spin echo T2-weighted image (3DT2-TSE). The abducens nerve may arise from the medullopontine ...
  • Ultrasonographic assessment of mild and moderate idiopathic carpal tunnel syndrome 
    Altınok, Tayfun; Baysal, Özlem; Karakaş, Muammer Hakkı; Sığırcı, Ahmet; Alkan, Alpay; Kayhan, Ayhan; Yoloğlu, Saim (Clinical Radiology, 2004)
    AIM: To investigate the diagnostic value of ultrasonography in mild and moderate idiopathic carpal tunnel syndrome (CTS). MATERIALS AND METHODS: Cross-sectional areas (CSA), flattening ratios at three different levels, ...
  • Pyridoxine dependent seizures magnetic resonance spectroscopy findings 
    Alkan, Alpay; Kutlu, Ramazan; Sığırcı, Ahmet; Orkan, İsmet; Yakıncı, Mehmet Cengiz (J Child Neurol, 2004)
    Pyridoxine-dependent seizures are an extremely rare genetic disorder. Early diagnosis and treatment are important for the prevention of permanent brain damage. Elevated levels of glutamate and decreased levels of ...
  • Brain MR spectroscopy in children with a history of rheumatic fever with a special emphasis on neuropsychiatric complications 
    Alkan, Alpay; Kutlu, Ramazan; Koçak, Gülendam; Sığırcı, Ahmet; Emul, Murat; Doğan, Selda; Aslan, Mehmet; Saraç, Kaya; Yakıncı, Mehmet Cengiz (Eur J Radiol, 2004)
    Purpose: To investigate whether there are metabolite changes in basal ganglia of children with complete healing of rheumatic fever (RF), history of Syndenham chorea (SC) and obsessive compulsive-tic disorder (OCTD) developed ...
  • Lower prevalence of non tumoral perfusion defects in left hepatic lobe during CT arterial portography with splenic artery injection 
    Kutlu, Ramazan; Akbulut, Ahmet; Sığırcı, Ahmet; Alkan, Alpay; Karaman, İbrahim; Baysal, Tamer; Saraç, Kaya (Eur J Radiol, 2004)
    Objective: To determine whether there is a difference in the prevalence of non-tumoral perfusion defects (NTPD) in left hepatic lobe during CT arterial portography (CTAP) through splenic (SA) and superior mesenteric artery ...
  • An isolated acute pisiform fracture usefulness of magnetic resonance imaging 
    Altınok, Tayfun; Ertem, Kadir; Sığırcı, Ahmet; Alkan, Alpay (Eur J Orthop Surg Traumatol, 2004)
    Abstract The incidence of pisiform fracture is very low, and generally it is associated with other carpal or distal radial injuries. We present the case of an acute isolated pisiform fracture suspected on plain films ...
  • Neurofibromatosis type 1 diffusion weighted imaging findings of brain 
    Alkan, Alpay; Sığırcı, Ahmet; Kutlu, Ramazan; Özcan, Hamdi; Erdem, Gülnur; Aslan, Mehmet; Ateş, Özkan; Yakıncı, Mehmet Cengiz; Eğri, Mücahit (Eur J Radiol, 2005)
    Purpose: The purposes of this study were to evaluate the differences in apparent diffusion coefficient (ADC) values between infra and supratentorial unidentified bright objects (UBOs), between UBOs and normal appearing ...
  • Percutaneous right portal vein embolization with polyvinyl alcohol particles in gastric cancer metastasis report of a case 
    Kutlu, Ramazan; Saraç, Kaya; Yılmaz, Sezai; Kırımlıoğlu, Vedat; Baysal, Tamer; Alkan, Alpay; Sığırcı, Ahmet (Surgery Today, 2005)
    Polyvinyl alcohol (PVA) particles are used for the embolization of various vascular tumors. They are also used before hepatic resection to embolize the ipsilateral portal vein, causing hypertrophy of the remaining ...
  • Hallermann streiff syndrome associated with complete agenesis of the corpus callosum 
    Sığırcı, Ahmet; Alkan, Alpay; Bıçak, Uğur; Yakıncı, Mehmet Cengiz (J Child Neurol, 2005)
    Hallermann-Streiff syndrome is a rare clinical entity with unknown etiology characterized by a birdlike face, microphthalmia, a beaked nose, hypotrichosis, and proportional small stature. We present a 4-year-old boy in ...
  • Multivoxel magnetic resonance spectroscopy in a rhizomelic chondrodysplasia punctata case 
    Sığırcı, Ahmet; Alkan, Alpay; Kutlu, Ramazan; Gülcan, Hande (J Child Neurol, 2005)
    We screened 29 children with autism for mutation in the human secretin gene using single-strand conformation polymorphism. No mutation was detected in exon 2, 3, or 4. Polymerase chain reaction and DNA sequence of 5´ ...
  • Bilgisayarlı tomografi ile intestinal malrotasyonun rastlantısal tanısı 
    Fırat, Ahmet Kemal; Karakaş, Muammer Hakkı; Karaca, Salih; Sığırcı, Ahmet (Türkiye Klinikleri Journal of Medical Sciences, 2006)