نتایج جستجو برای: brain neoplasms

تعداد نتایج: 936883  

Journal: :iranian journal of pediatric hematology and oncology 0
f binesh associate professor of pathology, shahid sadoughi university of medical sciences and health services, yazd, iran k aghili assistant professor of radiology, shahid sadoughi university of medical sciences and health services, yazd, iran h navabii medical student of shahid sadoughi university of medical sciences and health services, yazd, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی شهید صدوقی یزد (shahid sadooghi university of medical sciences) t roushan resident of radiology of shahid sadoughi university of medical sciences and health services, yazd, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی شهید صدوقی یزد (shahid sadooghi university of medical sciences)

abstract background histologically confirmed meningiomas in first year of life are quite rare. however, review of the sporadic cases in the literature reported meningioma in infants. those have unique features in common. case presentation an 11 month-old iranian male infant presented with a several weeks history of decrease in movement of his right sided upper and lower extremities. brain mri r...

Journal: :iranian journal of radiology 0
alireza rezvanizadeh department of radiology, faculty of medicine, tehran university of medical sciences, iran kavous firouznia department of radiology, faculty of medicine, tehran university of medical sciences, iran; eeva~wmentiognstioloo},ioue{wentioogmnwagmo ow} [msma{komgmn}ezo{qm}sm,cmx~e~,u~m~wsiuigrmtycon _gmmocmssciences, iran +98-21-66581579, [email protected]; eeva~wmentiognstioloo},ioue{wentioogmnwagmo ow} [msma{komgmn}ezo{qm}sm,cmx~e~,u~m~wsiuigrmtycon _gmmocmssciences, iran +98-21-66581579, [email protected] mohammad salehi-sadaghiani faculty of medicine, tehran university of medical sciences, iran meisam mohseni department of neurosurgery, faculty of medicine, tehran university of medical sciences, iran

background although magnetic resonance spectroscopy (mrs) has been shown as an effective diagnostic tool in distinguishing inflammation from neoplasm in cystic brain lesions, the optimum approach in selecting the portions of lesions in mrs and the possible effects of different times of echoes (tes) remains unknown. objectives to determine the most effective te in diagnosing neoplastic lesions b...

Journal: :iranian journal of pediatric hematology and oncology 0
shokoh taghipour zahir department of clinical and surgical pathology, shahid sadoughi university of medical sciences, yazd, iran mohammad rezaei sadrabadi medical student, shahid sadoughi university of medical sciences, yazd, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی شهید صدوقی یزد (shahid sadooghi university of medical sciences) f dehghani department of dermatology, shahid sadoughi university of medical sciences, yazd, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی شهید صدوقی یزد (shahid sadooghi university of medical sciences)

abstract background cerebral neoplasm arises from brain, spinal cord and meningeal cells. not only malignant cerebral neoplasm also benign tumor could lead to death due to mass effect on vital structures. access to these tumors is difficult, and mri and ct scan could be helpful in determining anatomical location of tumors and distinction of malignant from benign. objective for better and earlie...

Journal: :avicenna journal of medical biotechnology 0

in this study tsga10 has been demonstrated as a testis-specific human gene that encodes a protein localized in sperm-tail and conserved in ciliary structure. further investigations showed tsga10 signalling and expression during embryogenesis, brain development and some malignancies including brain tumors. given the role of this protein in neuronal development and in certain tumors, it could pot...

Journal: :Acta Scientiae Veterinariae 2019

Journal: :iranian journal of child neurology 0
f. jadali pediatric pathologist, associate professor, shahid beheshti medical university a. almasi pathologist, iranian blood transfusion center a. gharib pathologist, assistant professor, shahid beheshti medical university a. zali neurosurgeon, associate professor, shahid beheshti medical university h.r. mohammadi neurosurgeon, assistant professor, shahid beheshti medical university a. farzan neurosurgeon, assistant professor, shahid beheshti medical university

abstract objective tumors of the central nervous system constitute the largest group of solid neoplasms in children and are second only to leukemia in their overall frequency during childhood. the main purpose of the present study is to determine the incidence, age, sex, location and histological diagnosis of cns tumors in children, less than 15 years of age, in the mofid children's hospital, i...

Journal: :bulletin of emergency and trauma 0
mousa taghipour nima derakhshan fariborz ghaffarpasand

syringobulbiais very rare condition defined as slit-like fluid cavity in the brain stem. several conditions have been reported to be associated with syringobulbia including neoplasms, spinal cord traumas or lesions such as tethered cord, hind-brain herniation, infections such as meningitis and in isolation.although post-traumatic syringomyelia has been wieldy described previously, traumatic bra...

Journal: :basic and clinical neuroscience 0
ghodratollah maddah endoscopic and minimally invasive surgery research center, mashhad university of medical sciences, mashhad, iran. hossein shabahang endoscopic and minimally invasive surgery research center, mashhad university of medical sciences, mashhad, iran. vahid zehi endoscopic and minimally invasive surgery research center, mashhad university of medical sciences, mashhad, iran. nouriyeh sharifi sistani department of pathology, ghaem hospital, faculty of medicine, mashhad university of medical sciences, mashhad, iran. hossein mashhadi nejad department of neurosurgery, ghaem hospital, faculty of medicine, mashhad university of medical sciences, mashhad, iran.

introduction: meningioma is a benign and slowly-growing tumor that is responsible for 20% of brain neoplasms. it can be accompanied by some genetic disorders such as neurofibromatosis type 2 and is more common among women. as a space occupying lesion, it produces a wide range of signs and symptoms by compressing the adjacent and underlying tissues in the brain. trauma and viruses are possible e...

Journal: :Development 2021

ABSTRACT Brain tumours are the commonest solid neoplasms in children, accounting for one quarter of all childhood cancers. Our growing knowledge basic developmental mechanisms has significantly contributed to understanding pathogenesis these and is beginning impact clinical decisions on how children with diseases treated.

رضایی, علی اکبر, خزایی, مجتبی , رئیسی, الهه , صبوری, طاهره ,

Introduction: Neurofibromatosis type 2 is an inherited autosomal dominant syndrome, charac-terized by multiple neoplasms of the central and peripheral nervous system associated with ocular abnormalities. The most common tumor associated with the disease is the vestibulo-cochlear and in later stages are meningioma and other brain tumors. Case Report: The patient was a 35 year old woman admitte...

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