Dorsal Thoracic Arachnoid Web and the “Scalpel Sign”: A Distinct Clinical-Radiologic Entity

M.A. Reardon; P. Raghavan; K. Carpenter-Bailey; S. Mukherjee; J.S. Smith; J.A. Matsumoto; C.-P. Yen; M.E. Shaffrey; R.R. Lee; C.I. Shaffrey; M. Wintermark

doi:10.3174/ajnr.A3432

Research ArticleSpine

Dorsal Thoracic Arachnoid Web and the “Scalpel Sign”: A Distinct Clinical-Radiologic Entity

M.A. Reardon, P. Raghavan, K. Carpenter-Bailey, S. Mukherjee, J.S. Smith, J.A. Matsumoto, C.-P. Yen, M.E. Shaffrey, R.R. Lee, C.I. Shaffrey and M. Wintermark

American Journal of Neuroradiology May 2013, 34 (5) 1104-1110; DOI: https://doi.org/10.3174/ajnr.A3432

M.A. Reardon

aFrom the Neuroradiology Division, Department of Radiology (M.A.R., P.R., K.C.-B., S.M., J.A.M., M.W.)

Find this author on Google Scholar
Find this author on PubMed
Search for this author on this site

P. Raghavan

aFrom the Neuroradiology Division, Department of Radiology (M.A.R., P.R., K.C.-B., S.M., J.A.M., M.W.)

Find this author on Google Scholar
Find this author on PubMed
Search for this author on this site

K. Carpenter-Bailey

aFrom the Neuroradiology Division, Department of Radiology (M.A.R., P.R., K.C.-B., S.M., J.A.M., M.W.)

Find this author on Google Scholar
Find this author on PubMed
Search for this author on this site

S. Mukherjee

aFrom the Neuroradiology Division, Department of Radiology (M.A.R., P.R., K.C.-B., S.M., J.A.M., M.W.)

Find this author on Google Scholar
Find this author on PubMed
Search for this author on this site

J.S. Smith

bDepartment of Neurosurgery (J.S.S., C.-P.Y., M.E.S., C.I.S.), University of Virginia, Charlottesville, Virginia

Find this author on Google Scholar
Find this author on PubMed
Search for this author on this site

J.A. Matsumoto

aFrom the Neuroradiology Division, Department of Radiology (M.A.R., P.R., K.C.-B., S.M., J.A.M., M.W.)

Find this author on Google Scholar
Find this author on PubMed
Search for this author on this site

C.-P. Yen

bDepartment of Neurosurgery (J.S.S., C.-P.Y., M.E.S., C.I.S.), University of Virginia, Charlottesville, Virginia

Find this author on Google Scholar
Find this author on PubMed
Search for this author on this site

M.E. Shaffrey

bDepartment of Neurosurgery (J.S.S., C.-P.Y., M.E.S., C.I.S.), University of Virginia, Charlottesville, Virginia

Find this author on Google Scholar
Find this author on PubMed
Search for this author on this site

R.R. Lee

cDepartment of Radiology (R.R.L.), Veterans Administration San Diego Healthcare System and University of California, San Diego, San Diego, California.

Find this author on Google Scholar
Find this author on PubMed
Search for this author on this site

C.I. Shaffrey

bDepartment of Neurosurgery (J.S.S., C.-P.Y., M.E.S., C.I.S.), University of Virginia, Charlottesville, Virginia

Find this author on Google Scholar
Find this author on PubMed
Search for this author on this site

M. Wintermark

aFrom the Neuroradiology Division, Department of Radiology (M.A.R., P.R., K.C.-B., S.M., J.A.M., M.W.)

Find this author on Google Scholar
Find this author on PubMed
Search for this author on this site

Article
Figures & Data
Info & Metrics
Responses
References
PDF

Article Information

vol. 34 no. 5 1104-1110

DOI

https://doi.org/10.3174/ajnr.A3432

PubMed

23348759

Published By

American Journal of Neuroradiology

Print ISSN

0195-6108

Online ISSN

1936-959X

History

Received June 13, 2012
Accepted after revision July 12, 2012
Published online May 15, 2013.

Article Versions

Latest version (January 24, 2013 - 06:51).
You are viewing the most recent version of this article.

Author Information

M.A. Reardona,
P. Raghavana,
K. Carpenter-Baileya,
S. Mukherjeea,
J.S. Smithb,
J.A. Matsumotoa,
C.-P. Yenb,
M.E. Shaffreyb,
R.R. Leec,
C.I. Shaffreyb and
M. Wintermarka

^aFrom the Neuroradiology Division, Department of Radiology (M.A.R., P.R., K.C.-B., S.M., J.A.M., M.W.)
^bDepartment of Neurosurgery (J.S.S., C.-P.Y., M.E.S., C.I.S.), University of Virginia, Charlottesville, Virginia
^cDepartment of Radiology (R.R.L.), Veterans Administration San Diego Healthcare System and University of California, San Diego, San Diego, California.

Please address correspondence to Prashant Raghavan, MBBS, Department of Radiology and Medical Imaging, Division of Neuroradiology, University of Virginia, PO Box 800170, Charlottesville, VA 22908-0170; e-mail: Pr9k{at}virginia.edu

View Full Text

Altmetrics

Cited By...

80 Citations
108 Citations
Google Scholar

This article has been cited by the following articles in journals that are participating in Crossref Cited-by Linking.

Spinal arachnoid cysts in adults: diagnosis and management. A single-center experience

Maged D. Fam, Royce W. Woodroffe, Logan Helland, Jennifer Noeller, Nader S. Dahdaleh, Arnold H. Menezes, Patrick W. Hitchon

Journal of Neurosurgery: Spine 2018 29 6
CT Myelography: Clinical Indications and Imaging Findings

Dhruv M. Patel, Brent D. Weinberg, Michael J. Hoch

RadioGraphics 2020 40 2
Differentiation of idiopathic spinal cord herniation from dorsal arachnoid webs on MRI and CT myelography

Randall Schultz, Andrew Steven, Aaron Wessell, Nancy Fischbein, Charles A. Sansur, Dheeraj Gandhi, David Ibrahimi, Prashant Raghavan

Journal of Neurosurgery: Spine 2017 26 6
Arachnoid web of the spine: a systematic literature review

Peyton L. Nisson, Ibrahim Hussain, Roger Härtl, Samuel Kim, Ali A. Baaj

Journal of Neurosurgery: Spine 2019 31 2
How Should Syringomyelia be Defined and Diagnosed?

Jörg Klekamp

World Neurosurgery 2018 111
Spinal Intradural Arachnoid Webs Causing Spinal Cord Compression with Inconclusive Preoperative Imaging: A Report of 3 Cases and a Review of the Literature

Dafang Zhang, Efstathios Papavassiliou

World Neurosurgery 2017 99
Diagnostic Approach to Intrinsic Abnormality of Spinal Cord Signal Intensity

Michael J. Lee, Ryan Aronberg, Matthew S. Manganaro, Mohannad Ibrahim, Hemant A. Parmar

RadioGraphics 2019 39 6
Dorsal thoracic arachnoid web presenting as neuropathic pain: ‘Scalpel’ sign found on MRI

Rohit Aiyer, Yasir El-Sherif, Lynne Voutsinas

The Neuroradiology Journal 2016 29 5
Visualization of regional cerebrospinal fluid flow with a dye injection technique in focal arachnoid pathologies

Satoshi Yamaguchi, Kazutoshi Hida, Masaaki Takeda, Takafumi Mitsuhara, Mizuki Morishige, Naoto Yamada, Kaoru Kurisu

Journal of Neurosurgery: Spine 2015 22 5
Idiopathic intradural dorsal thoracic arachnoid cysts: A case series and review of the literature

Heath French, Arjuna Somasundaram, Michael Biggs, Jonathon Parkinson, Rodney Allan, Jonathon Ball, Nicholas Little

Journal of Clinical Neuroscience 2017 40
Clinical and Radiologic Outcomes After Fenestration and Partial Wall Excision of Idiopathic Intradural Spinal Arachnoid Cysts Presenting with Myelopathy

Vibhu K. Viswanathan, Sakthivel R. Manoharan, Hyunwoo Do, Amy Minnema, Sophia M. Shaddy, J. Brad Elder, H. Francis Farhadi

World Neurosurgery 2017 105
Clinical Outcomes of Surgical Treatment for Arachnoid Web: A Case Series

Takashi Hirai, Takashi Taniyama, Toshitaka Yoshii, Koichi Mizuno, Mikio Okamoto, Hiroyuki Inose, Masato Yuasa, Kazuyuki Otani, Shigeo Shindo, Osamu Nakai, Atsushi Okawa

Spine Surgery and Related Research 2019 3 1
Idiopathic spinal cord herniation

K. Bhatia, A. Madhavan, C. Coutinho, S. Mathur

Clinical Radiology 2020 75 10
Nuances in Localization and Surgical Treatment of Syringomyelia Associated with Fenestrated and Webbed Intradural Spinal Arachnoid Cyst: A Retrospective Analysis

Visish M. Srinivasan, Jared S. Fridley, Jonathan G. Thomas, Ibrahim Omeis

World Neurosurgery 2016 87
Microscope and Fiberscope-assisted Subarachnoid-Subarachnoid (S-S) Bypass

Yasushi Fujiwara, Hideki Manabe, Bunichiro Izumi, Takayuki Shima, Nobuo Adachi

Clinical Spine Surgery: A Spine Publication 2018 31 2
Thoracic spinal cord impingement by an arachnoid web at the level of a hemivertebra: case report

Molly E. Hubbard, Matthew A. Hunt, Kristen E. Jones, David W. Polly

Journal of Neurosurgery: Spine 2017 27 6
Minimally Invasive Excision of Thoracic Arachnoid Web

Pierluigi Vergara, Damiano Giuseppe Barone

World Neurosurgery 2018 109
Surgical management of syringomyelia unrelated to Chiari malformation or spinal cord injury

Andrea Talacchi, Pietro Meneghelli, Ignazio Borghesi, Francesca Locatelli

European Spine Journal 2016 25 6
Identification of arachnoid web with a relatively novel magnetic resonance imaging technique

Sanjeet S. Grewal, Stephen M. Pirris, Prasanna G. Vibhute, Vivek Gupta

The Spine Journal 2015 15 3
Spinal arachnoid web—a distinct entity of focal arachnopathy with favorable long-term outcome after surgical resection: analysis of a multicenter patient population

Stefanos Voglis, Alexander Romagna, Menno R. Germans, Isaac Carreno, Martin N. Stienen, Anna Henzi, Katrin Frauenknecht, Elisabeth Rushing, Granit Molliqaj, Kayee Tung, Enrico Tessitore, Howard J. Ginsberg, David Bellut

The Spine Journal 2022 22 1
Understanding Idiopathic Spinal Cord Herniation – A Comprehensive Review of Imaging and Literature

Pranav Sharma, Priti Soin, Mohamed Elbanan, Puneet Singh Kochar

Journal of Clinical Imaging Science 2019 9
Spinal Arachnoid Webs: Presentation, Natural History, and Outcomes in 38 Patients

Nealen Laxpati, James G Malcolm, Georges Bouobda Tsemo, Christian Mustroph, Amit M Saindane, Faiz Ahmad, Daniel Refai, Matthew F Gary

Neurosurgery 2021 89 5
Rare dorsal thoracic arachnoid web mimics spinal cord herniation on imaging

Zaid Aljuboori, Maxwell Boakye

Surgical Neurology International 2020 11
Thoracic dorsal arachnoid web with rapid onset of symptoms: A report of two cases and brief review of the literature

Tripp Hines, Catherine Wang, Christine Duttlinger, Jay Thompson, Kevin Watford, Benjamin Motley, Greg Wheeler

Surgical Neurology International 2021 12
Multi-modality imaging evaluation of the dorsal arachnoid web

A Nada, E Mahdi, E Mahmoud, J Cousins, H Ahsan, C Leiva-Salinas

The Neuroradiology Journal 2020 33 6
Mystery Case: Scalpel sign

Jayaganth Jayabal, Christer Nilsson, Thirayan Muthu, Kong K. Chung

Neurology 2015 85 21
Clinical Characteristics, Outcomes, and Pathology Analysis in Patients With Dorsal Arachnoid Web

Mychael Delgardo, Dominique Higgins, Kyle L. McCormick, Patrick Reid, Peter Canoll, Paul C. McCormick

Neurosurgery 2022 90 5
Surgical Release of a Dorsal Thoracic Arachnoid Web

Zaid Aljuboori, Maxwell Boakye

World Neurosurgery 2020 143
ACR Appropriateness Criteria® Myelopathy: 2021 Update

Vikas Agarwal, Lubdha M. Shah, Matthew S. Parsons, Daniel J. Boulter, R. Carter Cassidy, Troy A. Hutchins, Jamlik-Omari Johnson, A. Tuba Kendi, Majid A. Khan, David S. Liebeskind, Toshio Moritani, A. Orlando Ortiz, Charles Reitman, Vinil N. Shah, Laura A. Snyder, Vincent M. Timpone, Amanda S. Corey

Journal of the American College of Radiology 2021 18 5
Neuroimaging findings and pathophysiology of dorsal spinal arachnoid webs: illustrative case

Nancy Pham, Julius O. Ebinu, Tejas Karnati, Lotfi Hacein-Bey

Journal of Neurosurgery: Case Lessons 2021 1 20
Percutaneous Fenestration of a Spinal Arachnoid Web Using an Intrathecal Catheter: Effect on Cerebrospinal Fluid Flow and Clinical Status

Adnan I. Qureshi, Navpreet K. Bains, Vamshi K.S. Balasetti, Karim Salame, Camilo R. Gomez, Farhan Siddiq, Joseph P. Cousins

World Neurosurgery 2020 142
Neuroimaging of Spinal Cord and Cauda Equina Disorders

Felix E. Diehn, Karl N. Krecke

CONTINUUM: Lifelong Learning in Neurology 2021 27 1
Scalpel sign: Dorsal thoracic arachnoid web, thoracic arachnoid cyst and ventral cord herniation

Christopher Shane Buntting, Yeji Ham, Ken X Teng, James Dimou, Andrew J Gauden, Girish Nair

Radiology Case Reports 2022 17 10
Dorsal arachnoid web: the ‘scalpel’ sign—a case report and differential diagnosis

Vijinder Arora, Himanshu Verma, Raj Kamal, Nasir Ahmed Lone

Egyptian Journal of Radiology and Nuclear Medicine 2022 53 1
A Dorsal Arachnoid Web of the Cervical Spine: A Case Report

Atsushi YAMAMOTO, Masashi FUJIMOTO, Kazuaki AOKI, Yume SUZUKI, Masaki MIZUNO, Hidenori SUZUKI

NMC Case Report Journal 2021 8 1
Dorsal Thoracic Arachnoid Web: Another Intradural Entity with Ventral Cord Displacement

Sugoto Mukherjee, Michael A. Reardon, Prashant Raghavan

RadioGraphics 2015 35 1
Dorsal arachnoid web: A rare clinical entity

Claire Allen, Shiavax J. Rao, Rafi Raza, Christopher J. Haas

Clinical Imaging 2022 85
Focal Anterior Displacement of the Thoracic Spinal Cord without Evidence of Spinal Cord Herniation or an Intradural Mass

Jong Yoon Lee, Joon Woo Lee, Guen Young Lee, Heung Sik Kang

Korean Journal of Radiology 2014 15 6
Long-term outcome of surgical treatment for idiopathic spinal arachnoid web: A case series

Abdulgadir Bugdadi, Anne Herbrecht, Abdullah Alzahrani, Nozar Aghakhani, Fabrice Parker

Neurochirurgie 2023 69 4
Minimally Invasive Approach for Dorsal Arachnoid Web: 2-Dimensional Operative Video

Corentin Dauleac, Henri-Arthur Leroy, Richard Assaker

Operative Neurosurgery 2021 21 6
Spinal Arachnoid Web: A didactic report of two cases with clinical, radiological, surgical and pathological correlations

S. Bertholon, S. Grange, R. Grange, F. Forest, M.-C. Tetard, C. Boutet, F. Vassal

Neurochirurgie 2022 68 1
Arachnoid Web Fenestration: Diagnostic and Surgical Nuances

Andres Ramos-Fresnedo, Ricardo A. Domingo, William Clifton, Mark E. Jentoft, Sukhwinder J.S. Sandhu, Alfredo Quiñones-Hinojosa

World Neurosurgery 2021 150
Arachnoid webs with spinal cord compression: insights from three cases

Kaleb Derouen, Kierany B Shelvin, Tayler Payton, George A Crabill, John M Wilson, Gabriel Tender

Journal of Surgical Case Reports 2023 2023 12
Atypical radiographic case of arachnoid web without scalpel sign

Yoshitaka Nagashima, Yusuke Nishimura, Hiroshi Ito, Takahiro Oyama, Tomoya Nishii, Tomomi Gonda, Hiroyuki Kato, Ryuta Saito

Surgical Neurology International 2022 13
Dorsal thoracic arachnoid web – Confounders of a rare entity in the developing setting

Preci Hamilton, Jade Bartley, Peyton Lawrence, Christian Valentin Eisenring

Interdisciplinary Neurosurgery 2021 25
Impact of Surgical Timing on Neurological Outcomes for Spinal Arachnoid Cyst: A Single Institution Series

Grégoire P. Chatain, Keshari Shrestha, Michael W. Kortz, Stephanie Serva, Patrick Hosokawa, Ryan C. Ward, Akal Sethi, Michael Finn

Neurospine 2022 19 2
Intraoperative Ultrasound: Real-Time Surgical Adjunct for Complete Resection of Spinal Arachnoid Webs

Jose A. Castillo, Khadija Soufi, Freddie Rodriguez, Julius O. Ebinu

World Neurosurgery 2023 179
MR ‘scalpel sign’ of spinal arachnoid web

Thomas Morrison, Raka Datta, Lynette Masters, Mike Boggild, Stephen Reddel, Jeffrey Brennan

Practical Neurology 2022
Magnetic Resonance Imaging for Spine Emergencies

Jeannette Mathieu, Jason F. Talbott

Magnetic Resonance Imaging Clinics of North America 2022 30 3
Scalpel Sign in Spine Pathology: Presentation in 3 Different Rare Diagnoses

Mauro Ruella, Francisco Marco del Pont, Aguilar Martin, Sebastián Juan María Giovannini, Tomás Ries Centeno, Andres Cervio

World Neurosurgery 2022 157
Thoracic spinal arachnoid web and syringomyelia with rostral expansion to the first cervical spinal cord level: Case report

Christian Nieves-Ríos, Josué G. Layuno-Matos, Gerardo Olivella, Norman Ramírez, Carlos Weber-Seda, Jorge Lastra-Power

International Journal of Surgery Case Reports 2022 96
A case of neurosurgical treatment of thoracic dorsal arachnoid web

Tri Duc Duy Tran, Phong Duc Vo, Tri Van Truong, Thi Duc Ho

Surgical Neurology International 2023 14
Arachnoid web associated with an intrathecal pain pump

Prateek Agarwal, Souvik Roy, Nikhil Sharma, Jeremy Stone, Nitin Agarwal, John J. Moossy

Interdisciplinary Neurosurgery 2021 25
Clinical-radiological approach to nontraumatic myelopathy

I. Herrera Herrera, I. Garrido Morro, J. Guzmán de Villoria Lebiedziejewski, C. Ordoñez González, À. Rovira

Radiología (English Edition) 2020 62 6
Decompression of a Dorsal Arachnoid Web of the Spine: 2-Dimensional Operative Video

John P Andrews, Andrew K Chan, Praveen V Mummaneni

Operative Neurosurgery 2021 20 2
Diagnosis and surgical treatment of arachnoid web

Ga-On Park, Do-Yeon Kim, Hyun-Jun Jang, Kyung-Hyun Kim, Jeong-Yoon Park, Dong-Kyu Chin, Keun-Su Kim, Yong-Eun Cho

Journal of Korean Society of Geriatric Neurosurgery 2021 17 1
Spinal arachnoid webs in adults: Clinical and imaging features in a multicenter study

Seleem Elkadi, Amanda Kraus, Emily Krisanda, Anousheh Sayah

Journal of Neuroimaging 2023 33 2
Surgical Management of Thoracic Dorsal Arachnoid Webs: A 10-Year Single-Institution Experience

Matthew T. Carr, Abhiraj D. Bhimani, Alexander J. Schupper, Anthony Yang, Mark Chen, Meenakshi Vij, Amish Doshi, Tanvir F. Choudhri, Saadi Ghatan, John K. Houten, Arthur L. Jenkins, Konstantinos Margetis, Jeremy Steinberger, Nirit Weiss, Chan Roonprapunt

World Neurosurgery 2025 193
Arachnoid webs causing rostral syrinx due to ball-valve effect: an illustrative report of two cases

Aditya M. Mittal, Edward G. Andrews, Kamil W. Nowicki, Daniel A. Wecht, Vikas Agarwal, Edward A. Monaco

British Journal of Neurosurgery 2023
Case of Syringomyelia Associated with Ossified Yellow Ligament and Arachnoid Web

Yohei BAMBA, Takanori FUKUNAGA, Masao UMEGAKI, Yasuaki TSUCHIDA, Manabu SASAKI

NMC Case Report Journal 2022 9
Cine MRI Is Useful for the Diagnosis of Intradural Arachnoid Cyst with Spinal Arachnoid Web

Hiroshi Kawaguchi, Koichiro Ono, Naoya Takabayashi, Toshihiko Ito, Kazuhiro Harada, Yoshihiro Sudo, Yong Kim, Takao Nakajima, Masabumi Miyamoto, Tokifumi Majima

JBJS Case Connector 2022 12 3
Direction-selective Resistance to Cerebrospinal Fluid Flow as the Cause of Syringomyelia

Han Soo CHANG

Neurologia medico-chirurgica 2024 64 2
Dorsal Thoracic Arachnoid Web and Spinal Cord Compression

Tiffany Y So, Kateryna Burlak, William A Maclaurin

Applied Radiology 2020
Dorsal arachnoid web: A rare cause of syringomyelia and myelopathy

Prasad Krishnan, Sayan Das

Neurocirugía 2022 33 6
Dorsal arachnoid web: A rare cause of syringomyelia and myelopathy

Prasad Krishnan, Sayan Das

Neurocirugía (English Edition) 2022 33 6
Imaging of intraspinal cystic lesions: A review

Bruno Cunha, Alexandra Rodrigues, João Gonçalves, Carla Conceição

Journal of Neuroimaging 2022 32 6
Letter to the Editor. Radiographic differentiation of idiopathic spinal cord herniation versus dorsal arachnoid webs

Osmond C. Wu, Manish K. Kasliwal

Journal of Neurosurgery: Spine 2018 29 1
Microsurgical Resection of Spinal Arachnoid Web Assisted by Intraoperative Ultrasound Echography: Reports of Two Cases

Sho Nakamura, Toshiyuki Takahashi, Junya Hanakita

Neurology India 2023 71 2
Spondylotic and Other Structural Myelopathies

Shamik Bhattacharyya

CONTINUUM: Lifelong Learning in Neurology 2021 27 1
Transdural Thoracic Discectomy and Dorsal Arachnoid Web Fenestration: 2-Dimensional Operative Video

Alexander Keister, James Bayley, David S. Xu

Operative Neurosurgery 2023 24 4
Unusual case of progressive myelopathy

Enis D. Kocak, Jordan J. Jones, Nicholas F. Maartens

Journal of Clinical Neuroscience 2018 49
A case with multiple recurrent arachnoid webs after simple web resections and the successful treatment by subarachnoid-subarachnoid (S–S) bypass assisted with a fiberscope

Yasushi Fujiwara, Ryo Ohta, Shinji Kotaka, Yuji Tsuchikawa, Masahiro Yamamoto, Yasushi Murakami, Toshio Nakamae, Naosuke Kamei, Nobuo Adachi, Hideki Manabe

JOS Case Reports 2024 3 2
Acute Progressive Spinal Arachnoid Web Without the Scalpel Sign: A Case Report

Sho Nakamura, Shinsuke Yoshida, Ikuo Kobayashi, Tsubasa Sonoda, Masahiro Indo

Cureus 2025
Arachnoid Web With Atypical Imaging Findings and Clinical Manifestations: A Case Report

Eijiro Onishi, Yushi Sakamoto, Sadaki Mitsuzawa, Daiki Sako, Tadashi Yasuda

Cureus 2025
Atypical presentation of arachnoid web causing paraparesis with absence of sensory symptoms

Kyly M Hiatt, John Cauchi, Christopher Payne

BMJ Case Reports 2024 17 10
CT-Myelografie: klinische Indikationen und Bildgebungsbefunde

Dhruv M. Patel, Brent D. Weinberg, Michael J. Hoch

Neuroradiologie Scan 2022 12 03
Case Series of Arachnoid Webs: Scalpel Sign – A Clue for the Diagnosis

Virendra K Meena, Tarang G Patel

Neurology India 2023 71 1
Commentary: Decompression of a Dorsal Arachnoid Web of the Spine: 2-Dimensional Operative Video

Michael J Strong, Robert Y North, Timothy J Yee, Mark E Oppenlander

Operative Neurosurgery 2021 20 2
Considerations for delayed-onset spinal arachnoid web after intracranial subarachnoid hemorrhage

Georgia Wong, Gnel Pivazyan, Jeffrey M. Breton, Ehsan Dowlati, Daniel R. Felbaum

Brain Circulation 2024 10 2
DORSAL ARACHNOID WEB IN THORACIC SPINE: A CASE REPORT

Suvanya Mahajan, Shivani Katal, Pamposh Pandita, Rajesh Sharma

INDIAN JOURNAL OF APPLIED RESEARCH 2023
Diseases of the Brain, Head and Neck, Spine 2024-2027

Lubdha M. Shah, Jeffrey S. Ross

2024
Distinguishing Intramedullary Spinal Cord Neoplasms from Non-Neoplastic Conditions by Analyzing the Classic Signs on MRI in the Era of AI

Ernest Junrui Lim, Natalie Wei Lyn Leong, Chi Long Ho

Current Medical Imaging Formerly Current Medical Imaging Reviews 2022 18 8
Dorsal arachnoid web adjacent to paraspinal retained bullet: Blunt post-traumatic etiology

Norbert G. Campeau, Paul J. Farnsworth

Radiology Case Reports 2024 19 4
Dorsal arachnoid web. A rare cause of myelopathy

Angela Guarnizo, Sonia Bermúdez, Enrique Jiménez-Hakim

Journal of Clinical Neuroscience 2024 128
Dynamic Fluoroscopic Myelography in the Evaluation of Spinal Dorsal Arachnoid Web

S. Majid, H. Park, K. Thamburaj

Neurographics 2023 13 3
Enfoque clínico-radiológico de la mielopatía no traumática

I. Herrera Herrera, I. Garrido Morro, J. Guzmán de Villoria Lebiedziejewski, C. Ordoñez González, À. Rovira

Radiología 2020 62 6
Expertddx: Brain and Spine

Miral D. Jhaveri, Karen L. Salzman, Jeffrey S. Ross, Kevin R. Moore, Anne G. Osborn, Chang Yueh Ho

2018
MRI of the Spine

Mougnyan Cox

2020
Neuroradiology

Daniel L. Noujaim, Dann Martin, Walter L. Champion, Juan E. Small

2019
Neuroradiology Board's Favorites

Hasan M. Jabbar, Mohammed E. Al-Hamadani, Teeba A. Al-Ageely, Hagar A. Algburi, Abbas F. A. Hussein, Ahmed Muthana, Asmaa H. AL-Sharee

2024
Pediatric Neuroradiology

Andrea Rossi

2015
Posterior spinal cord indentation: imaging findings and clinical outcome

N. Zakhari, T.B. Nguyen, S. Omaiche, S. Chakraborty

Clinical Radiology 2020 75 8
Prediction of MRI in intra-operative findings for spinal meningeal diseases

Gabriele Capo, Francesco Calvanese, Nadim Tahhan, Donato Creatura, Ismail Zaed, Emilia Bellina, Ali Baram, Francois Cotton, Cédric Y. Barrey

Neurochirurgie 2025 71 3
Pulsating Spinal Arachnoid Cyst as a Hidden Aggravating Factor for Thoracic Spondylotic Myelopathy

Masahiko Takahata, Takamasa Watanabe, Tsutomu Endo, Yuki Ogawa, Souya Miura, Norimasa Iwasaki

JBJS Case Connector 2022 12 2
Radiopaedia.org

Frank Gaillard, Qutaiba Mahmoud, Rohit Sharma

2014
Radiopaedia.org

Muthu Magesh

2020
Radiopaedia.org

Frank Gaillard, Arlene Campos, Henry Knipe

2014
Radiopaedia.org

George Harisis

2018
Radiopaedia.org

Neha Nibber

2024
Resection of a Dorsal Arachnoid Web of the Cervical Spine: 2-Dimensional Operative Video

Arjun R. Adapa, Anthony J. Tang, Andrew K. Chan

Operative Neurosurgery 2025 28 6
Scalpellum occulta: A rare case of dorsal spinal arachnoid web without the scalpel sign

Joo Won Choi, Kulani E. DeSimone, Vianca Mae Dacumos, Reid R. Hoshide, Yang Qiao, Ferdinand K. Hui

Radiology Case Reports 2024 19 4
Spinal Arachnoid Web Presenting as Noncompressive Polyradiculoneuropathy

Rahil Arora, Manish Bahrtia, Vinny W. Pulikottil, Arindam Mukherjee, Bharat Hosur

Neurology India 2024 72 4
Spinal arachnoid web: a systematic review of a rare entity, with two illustrative case reports

Amine Naggar, Ibtissam El Ouali, Saadia Aidi, Adyl Melhaoui, Najwa Ech-cherif el Kettani, Meriem Fikri, Mohamed Jiddane, Firdaous Touarsa

Egyptian Journal of Radiology and Nuclear Medicine 2024 55 1
Spontaneous-Onset Delayed Spinal Arachnoiditis With Dorsal Cord Herniation in a 29-Year-Old Paraplegic Patient: A Case Report

Kuldeep Bansal, Mayukh Guha, Anuj Gupta

Cureus 2023
Surgical Case of Arachnoid Web Presenting as Presyrinx

Shunsuke Yamanishi, Yoshiyuki Takaishi, Yusuke Ikeuchi, Takashi Mizowaki, Satoshi Nakamizo, Takeshi Kondoh

Spinal Surgery 2022 36 1
The occult spinal arachnoid web with inimitable imaging: a case report with 5 years of follow-up

Weipin Weng, Fan Cheng, Jie Zhang

International Journal of Neuroscience 2025 135 1
Troublemaking Lesions

Kassie McCullagh, Carlos Zamora, Mauricio Castillo

Neuroimaging Clinics of North America 2023 33 3
Tube current reduction and iterative image reconstruction for computed tomography myelography

Karolin J. Paprottka, Vivian Schultz, Karina Kupfer, Meinrad Beer, Claus Zimmer, Jan S. Kirschke, Thomas Baum, Nico Sollmann

Scientific Reports 2024 14 1

PreviousNext

In this issue

American Journal of Neuroradiology

Vol. 34, Issue 5

1 May 2013

Table of Contents
Index by author

Download PDF

Email Article

Thank you for your interest in spreading the word on American Journal of Neuroradiology.

NOTE: We only request your email address so that the person you are recommending the page to knows that you wanted them to see it, and that it is not junk mail. We do not capture any email address.

Your Email *

Your Name *

Send To *

Enter multiple addresses on separate lines or separate them with commas.

You are going to email the following Dorsal Thoracic Arachnoid Web and the “Scalpel Sign”: A Distinct Clinical-Radiologic Entity

Message Subject (Your Name) has sent you a message from American Journal of Neuroradiology

Message Body (Your Name) thought you would like to see the American Journal of Neuroradiology web site.

Your Personal Message

CAPTCHA

This question is for testing whether or not you are a human visitor and to prevent automated spam submissions.

Cite this article

M.A. Reardon, P. Raghavan, K. Carpenter-Bailey, S. Mukherjee, J.S. Smith, J.A. Matsumoto, C.-P. Yen, M.E. Shaffrey, R.R. Lee, C.I. Shaffrey, M. Wintermark

Dorsal Thoracic Arachnoid Web and the “Scalpel Sign”: A Distinct Clinical-Radiologic Entity

American Journal of Neuroradiology May 2013, 34 (5) 1104-1110; DOI: 10.3174/ajnr.A3432

Citation Manager Formats

BibTeX
Bookends
EasyBib
EndNote (tagged)
EndNote 8 (xml)
Medlars
Mendeley
Papers
RefWorks Tagged
Ref Manager
RIS
Zotero

0 Responses

Respond to this article

Bookmark this article

User Name *

Password *

Remember my user name & password.

Dorsal Thoracic Arachnoid Web and the “Scalpel Sign”: A Distinct Clinical-Radiologic Entity

M.A. Reardon, P. Raghavan, K. Carpenter-Bailey, S. Mukherjee, J.S. Smith, J.A. Matsumoto, C.-P. Yen, M.E. Shaffrey, R.R. Lee, C.I. Shaffrey, M. Wintermark

American Journal of Neuroradiology May 2013, 34 (5) 1104-1110; DOI: 10.3174/ajnr.A3432

Share This Article:

Tweet Widget
Facebook Like
Google Plus One

Purchase

Jump to section

Article
Figures & Data
Info & Metrics
Responses
References
PDF

No related articles found.

PubMed
Google Scholar

Cited By...

Atypical presentation of arachnoid web causing paraparesis with absence of sensory symptoms
MR 'scalpel sign of spinal arachnoid web
Mystery Case: Scalpel sign: Dorsal thoracic arachnoid web

Crossref (108)
Google Scholar

This article has been cited by the following articles in journals that are participating in Crossref Cited-by Linking.

Spinal arachnoid cysts in adults: diagnosis and management. A single-center experience

Maged D. Fam, Royce W. Woodroffe, Logan Helland, Jennifer Noeller, Nader S. Dahdaleh, Arnold H. Menezes, Patrick W. Hitchon

Journal of Neurosurgery: Spine 2018 29 6
CT Myelography: Clinical Indications and Imaging Findings

Dhruv M. Patel, Brent D. Weinberg, Michael J. Hoch

RadioGraphics 2020 40 2
Differentiation of idiopathic spinal cord herniation from dorsal arachnoid webs on MRI and CT myelography

Randall Schultz, Andrew Steven, Aaron Wessell, Nancy Fischbein, Charles A. Sansur, Dheeraj Gandhi, David Ibrahimi, Prashant Raghavan

Journal of Neurosurgery: Spine 2017 26 6
Arachnoid web of the spine: a systematic literature review

Peyton L. Nisson, Ibrahim Hussain, Roger Härtl, Samuel Kim, Ali A. Baaj

Journal of Neurosurgery: Spine 2019 31 2
How Should Syringomyelia be Defined and Diagnosed?

Jörg Klekamp

World Neurosurgery 2018 111
Spinal Intradural Arachnoid Webs Causing Spinal Cord Compression with Inconclusive Preoperative Imaging: A Report of 3 Cases and a Review of the Literature

Dafang Zhang, Efstathios Papavassiliou

World Neurosurgery 2017 99
Diagnostic Approach to Intrinsic Abnormality of Spinal Cord Signal Intensity

Michael J. Lee, Ryan Aronberg, Matthew S. Manganaro, Mohannad Ibrahim, Hemant A. Parmar

RadioGraphics 2019 39 6
Dorsal thoracic arachnoid web presenting as neuropathic pain: ‘Scalpel’ sign found on MRI

Rohit Aiyer, Yasir El-Sherif, Lynne Voutsinas

The Neuroradiology Journal 2016 29 5
Visualization of regional cerebrospinal fluid flow with a dye injection technique in focal arachnoid pathologies

Satoshi Yamaguchi, Kazutoshi Hida, Masaaki Takeda, Takafumi Mitsuhara, Mizuki Morishige, Naoto Yamada, Kaoru Kurisu

Journal of Neurosurgery: Spine 2015 22 5
Idiopathic intradural dorsal thoracic arachnoid cysts: A case series and review of the literature

Heath French, Arjuna Somasundaram, Michael Biggs, Jonathon Parkinson, Rodney Allan, Jonathon Ball, Nicholas Little

Journal of Clinical Neuroscience 2017 40

Main menu

User menu

Search

American Journal of Neuroradiology

Dorsal Thoracic Arachnoid Web and the “Scalpel Sign”: A Distinct Clinical-Radiologic Entity

Article Information

Article Versions

Author Information

Altmetrics

Cited By...

In this issue

Citation Manager Formats

Related Articles

Cited By...

More in this TOC Section

Similar Articles

Indexed Content

Cases

More from AJNR

Multimedia

Resources

About Us

American Society of Neuroradiology