Browsing Bergen Open Research Archive by Author "Mahesparan, Rupavathana"
Now showing items 1-8 of 8
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Butterfly glioblastoma: Clinical characteristics, treatment strategies and outcomes in a population-based cohort
Bjorland, Line; Kurz, Kathinka Dæhli; Fluge, Øystein; Gilje, Bjørnar; Mahesparan, Rupavathana; Sætran, Hege Aase; Ushakova, Anastasia; Farbu, Elisabeth (Journal article; Peer reviewed, 2022)Background Butterfly glioblastoma is a rare subgroup of glioblastoma with a bihemispheric tumor crossing the corpus callosum, and is associated with a dismal prognosis. Prognostic factors are previously sparsely described ... -
Impact of extent of resection on outcome from glioblastoma using the RANO resect group classification system: a retrospective, population-based cohort study
Bjorland, Line; Mahesparan, Rupavathana; Fluge, Øystein; Gilje, Bjørnar; Kurz, Kathinka Dæhli; Farbu, Elisabeth (Journal article; Peer reviewed, 2023)Background: Extent of resection (EOR) is associated with survival in glioblastoma. A standardized classification for EOR was lacking until a system was recently proposed by the response assessment in neuro-oncology (RANO) ... -
Prevalence of neural tube defects among pregnant women in Addis Ababa: a community-based study using prenatal ultrasound examination
Aklilu, Abenezer Tirsit; Zewdneh, Daniel; Yigeremu, Mahlet; Legese, Aga; Moen, Bente Elisabeth; Lie, Rolv T.; Lund-Johansen, Morten; Mahesparan, Rupavathana (Journal article; Peer reviewed, 2023)Purpose: The primary aim of this study was to estimate the prevalence of NTDs at ultrasound examination in communities of Addis Ababa and secondarily to provide a description of the dysmorphology of the NTD cases. Methods: ... -
Quality indicators and early adverse in surgery for atypical meningiomas: A 16-year single centre study and systematic review of the literature
Schipmann, Stephanie; Sletvold, Truls P.; Wollertsen, Yvonne; Schwake, Michael; Raknes, Ingrid Cecilie; Miletic, Hrvoje; Mahesparan, Rupavathana (Journal article; Peer reviewed, 2023)Introduction Atypical meningiomas represent approximately 20% of all intracranial meningiomas and are characterized by distinct histopathological criteria and an increased risk of postoperative recurrence. Recently, ... -
Risk Factors for Neural-Tube Defects Detected in Utero: A Prospective Community-Based Study from Addis Ababa
Aklilu, Abenezer Tirsit; Yigaramu, Mahlet; Zewdneh, Daniel; Kucha, Winner; Hagos, Seifu; Shikur, Bilal; Teklemariam, Tsegazeab Laeke; Moen, Bente Elisabeth; Lie, Rolv T.; Lund-Johansen, Morten; Mahesparan, Rupavathana (Journal article; Peer reviewed, 2024)Background: A recent community-based study from Addis Ababa identifying Neural Tube Defect (NTD) cases by ultrasound examination of pregnant women showed a higher prevalence of 17 per 1000 fetuses. The risk factors behind ... -
Surgical treatment outcome of children with neural-tube defect: A prospective cohort study in a high volume center in Addis Ababa, Ethiopia
Aklilu, Abenezer Tirsit; Bizuneh, Yemisirach; Yesehak, Bethelehem; Yigaramu, Mahlet; Demetse, Asrat; Mengesha, Filmon; Masresha, Samuel; Zenebe, Eyob; Getahun, Samuel; Teklemariam, Tsegazeab Laeke; Moen, Bente Elisabeth; Lund-Johansen, Morten; Mahesparan, Rupavathana (Journal article; Peer reviewed, 2023)Introduction: Prevalence of neural tube defects (NTD) is high thus many children are born with a neural tube defect in Addis Ababa, and surgical closure is a commonly performed procedure at the pediatric neurosurgical ... -
Treatment approach and survival from glioblastoma: results from a population-based retrospective cohort study from Western Norway
Bjorland, Line Sagerup; Fluge, Oystein; Gilje, Bjornar; Mahesparan, Rupavathana; Farbu, Elisabeth (Journal article; Peer reviewed, 2021)Objectives To evaluate treatment and survival from glioblastoma in a real-world setting. Design and settings A population-based retrospective cohort study from Western Norway. Participants 363 patients aged 18 ... -
Variations in the management of diffuse low-grade gliomas - A Scandinavian multicenter study
Munkvold, Bodil Karoline Ravn; Solheim, Ole; Bartek, Jiri; Corell, Alba; De Dios, Eddie; Gulati, Sasha; Helseth, Eirik; Holmgren, Klas; Jensdottir, Margret; Lundborg, Mina; Mireles, Eduardo Erasmo Mendoza; Mahesparan, Rupavathana; Tveiten, Øystein Vesterli; Milos, Peter; Redebrandt, Henrietta Nittby; Pedersen, Lars Kjelsberg; Ramm-Pettersen, Jon-Terje; Sjöberg, Rickard L; Sjögren, Björn; Sjåvik, Kristin; Smits, Anja; Tomasevic, Gregor; Vecchio, Tomás Gómez; Vik-Mo, Einar O.; Zetterling, Maria; Salvesen, Øyvind; Jakola, Asgeir Store (Journal article; Peer reviewed, 2021)Background Early extensive surgery is a cornerstone in treatment of diffuse low-grade gliomas (DLGGs), and an additional survival benefit has been demonstrated from early radiochemotherapy in selected “high-risk” patients. ...