Clinical and Radiological Characteristics of Non-Obese Female Patients with Idiopathic Intracranial Hypertension

While the typical patient with idiopathic intracranial hypertension (IIH) is an obese female of childbearing age, there are unique patient populations, such as non-obese females, that have not been well studied. Characterizing this subpopulation may increase awareness our of it, which may prevent un...

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Main Authors: Anat Horev, Gal Ben-Arie, Yair Zlotnik, Maor Koltochnik, Or Ben Chaim, Ron Biederko, Tamir Regev, Erez Tsumi, Ilan Shelef, Yana Mechnik Steen, Tal Eliav, Mark Katson, Erel Domany, Asaf Honig
Format: Article
Language:English
Published: MDPI AG 2024-03-01
Series:Journal of Clinical Medicine
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Online Access:https://www.mdpi.com/2077-0383/13/6/1547
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author Anat Horev
Gal Ben-Arie
Yair Zlotnik
Maor Koltochnik
Or Ben Chaim
Ron Biederko
Tamir Regev
Erez Tsumi
Ilan Shelef
Yana Mechnik Steen
Tal Eliav
Mark Katson
Erel Domany
Asaf Honig
author_facet Anat Horev
Gal Ben-Arie
Yair Zlotnik
Maor Koltochnik
Or Ben Chaim
Ron Biederko
Tamir Regev
Erez Tsumi
Ilan Shelef
Yana Mechnik Steen
Tal Eliav
Mark Katson
Erel Domany
Asaf Honig
author_sort Anat Horev
collection DOAJ
description While the typical patient with idiopathic intracranial hypertension (IIH) is an obese female of childbearing age, there are unique patient populations, such as non-obese females, that have not been well studied. Characterizing this subpopulation may increase awareness our of it, which may prevent underdiagnosis and improve our understanding of IIH’s underlying pathophysiology. We retrospectively reviewed electronic medical records and compared the clinical and radiological characteristics of non-obese (BMI < 30) and obese (BMI > 30) female patients with IIH. Two hundred and forty-six patients (age 32.3 ± 10) met our inclusion criteria. The non-obese patients (<i>n</i> = 59, 24%) were significantly younger than the obese patients (29.4 ± 9.9 vs. 33.2 ± 10.2, <i>p</i> = 0.004) and had higher rates of severe papilledema (Friesen 4–5; 25.4% vs. 11.8%, <i>p</i> = 0.019), scleral flattening (62.7% vs. 36.9%, <i>p</i> = 0.008), and optic nerve dural ectasia (78.0% vs. 55.6%, <i>p</i> = 0.044). Non-obese patients also had a tendency to have a higher lumbar puncture opening pressure (368 ± 92.7 vs. 344 ± 76.4, <i>p</i> = 0.062). Non-obese patients were three times more likely to present with a combination of scleral flattening and optic nerve dural ectasia (OR = 3.00, CI: 1.57–5.72, χ<sup>2</sup> = 11.63, α < 0.001). Overall, non-obese females with IIH were found to have a more fulminant presentation, typified by higher rates of severe papilledema and radiological findings typical for IIH.
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spelling doaj.art-c82498f8087a41f2a67e08539745ef5c2024-03-27T13:47:40ZengMDPI AGJournal of Clinical Medicine2077-03832024-03-01136154710.3390/jcm13061547Clinical and Radiological Characteristics of Non-Obese Female Patients with Idiopathic Intracranial HypertensionAnat Horev0Gal Ben-Arie1Yair Zlotnik2Maor Koltochnik3Or Ben Chaim4Ron Biederko5Tamir Regev6Erez Tsumi7Ilan Shelef8Yana Mechnik Steen9Tal Eliav10Mark Katson11Erel Domany12Asaf Honig13Department of Neurology, Soroka University Medical Center, Ben-Gurion University of the Negev, Beer Sheva 8410501, IsraelDepartment of Diagnostic Imaging, Soroka University Medical Center, Ben-Gurion University of the Negev, Beer Sheva 8410501, IsraelDepartment of Neurology, Soroka University Medical Center, Ben-Gurion University of the Negev, Beer Sheva 8410501, IsraelJoyce and Irving Goldman Medical School, Faculty of Health Sciences, Ben-Gurion University of the Negev, Beer Sheva 8410501, IsraelJoyce and Irving Goldman Medical School, Faculty of Health Sciences, Ben-Gurion University of the Negev, Beer Sheva 8410501, IsraelJoyce and Irving Goldman Medical School, Faculty of Health Sciences, Ben-Gurion University of the Negev, Beer Sheva 8410501, IsraelDepartment of Ophthalmology, Soroka University Medical Center, Ben-Gurion University of the Negev, Beer Sheva 8410501, IsraelDepartment of Ophthalmology, Soroka University Medical Center, Ben-Gurion University of the Negev, Beer Sheva 8410501, IsraelDepartment of Diagnostic Imaging, Soroka University Medical Center, Ben-Gurion University of the Negev, Beer Sheva 8410501, IsraelDepartment of Neurology, Soroka University Medical Center, Ben-Gurion University of the Negev, Beer Sheva 8410501, IsraelFaculty of Health Sciences, Ben-Gurion University of the Negev, Beer Sheva 8410501, IsraelDepartment of Neurology, Rambam Healthcare Campus, Haifa 3109601, IsraelDepartment of Neurology, Rambam Healthcare Campus, Haifa 3109601, IsraelDepartment of Neurology, Soroka University Medical Center, Ben-Gurion University of the Negev, Beer Sheva 8410501, IsraelWhile the typical patient with idiopathic intracranial hypertension (IIH) is an obese female of childbearing age, there are unique patient populations, such as non-obese females, that have not been well studied. Characterizing this subpopulation may increase awareness our of it, which may prevent underdiagnosis and improve our understanding of IIH’s underlying pathophysiology. We retrospectively reviewed electronic medical records and compared the clinical and radiological characteristics of non-obese (BMI < 30) and obese (BMI > 30) female patients with IIH. Two hundred and forty-six patients (age 32.3 ± 10) met our inclusion criteria. The non-obese patients (<i>n</i> = 59, 24%) were significantly younger than the obese patients (29.4 ± 9.9 vs. 33.2 ± 10.2, <i>p</i> = 0.004) and had higher rates of severe papilledema (Friesen 4–5; 25.4% vs. 11.8%, <i>p</i> = 0.019), scleral flattening (62.7% vs. 36.9%, <i>p</i> = 0.008), and optic nerve dural ectasia (78.0% vs. 55.6%, <i>p</i> = 0.044). Non-obese patients also had a tendency to have a higher lumbar puncture opening pressure (368 ± 92.7 vs. 344 ± 76.4, <i>p</i> = 0.062). Non-obese patients were three times more likely to present with a combination of scleral flattening and optic nerve dural ectasia (OR = 3.00, CI: 1.57–5.72, χ<sup>2</sup> = 11.63, α < 0.001). Overall, non-obese females with IIH were found to have a more fulminant presentation, typified by higher rates of severe papilledema and radiological findings typical for IIH.https://www.mdpi.com/2077-0383/13/6/1547idiopathic intracranial hypertensionobesitysevere papilledemascleral flattening
spellingShingle Anat Horev
Gal Ben-Arie
Yair Zlotnik
Maor Koltochnik
Or Ben Chaim
Ron Biederko
Tamir Regev
Erez Tsumi
Ilan Shelef
Yana Mechnik Steen
Tal Eliav
Mark Katson
Erel Domany
Asaf Honig
Clinical and Radiological Characteristics of Non-Obese Female Patients with Idiopathic Intracranial Hypertension
Journal of Clinical Medicine
idiopathic intracranial hypertension
obesity
severe papilledema
scleral flattening
title Clinical and Radiological Characteristics of Non-Obese Female Patients with Idiopathic Intracranial Hypertension
title_full Clinical and Radiological Characteristics of Non-Obese Female Patients with Idiopathic Intracranial Hypertension
title_fullStr Clinical and Radiological Characteristics of Non-Obese Female Patients with Idiopathic Intracranial Hypertension
title_full_unstemmed Clinical and Radiological Characteristics of Non-Obese Female Patients with Idiopathic Intracranial Hypertension
title_short Clinical and Radiological Characteristics of Non-Obese Female Patients with Idiopathic Intracranial Hypertension
title_sort clinical and radiological characteristics of non obese female patients with idiopathic intracranial hypertension
topic idiopathic intracranial hypertension
obesity
severe papilledema
scleral flattening
url https://www.mdpi.com/2077-0383/13/6/1547
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