User profiles for John Magnussen

John Magnussen

Professor of Radiology, Macquarie University
Verified email at mq.edu.au
Cited by 2297

Acute transverse myelitis in COVID-19 infection

CCN Chow, J Magnussen, J Ip, Y Su - BMJ Case Reports CP, 2020 - casereports.bmj.com
A 60-year-old man presented to hospital with bilateral lower limb weakness, urinary
retention and constipation. He had been diagnosed with COVID-19 10 days prior. Clinical …

[HTML][HTML] Liposuction for advanced lymphedema: a multidisciplinary approach for complete reduction of arm and leg swelling

…, QD Ngo, A Heydon-White, JS Magnussen… - Annals of surgical …, 2015 - Springer
Purpose This research describes and evaluates a liposuction surgery and multidisciplinary
rehabilitation approach for advanced lymphedema of the upper and lower extremities. …

Effect of weight loss on upper airway size and facial fat in men with obstructive sleep apnoea

…, CL Phillips, G Dungan, BJ Yee, JS Magnussen… - Thorax, 2011 - thorax.bmj.com
Background Obstructive sleep apnoea (OSA) is commonly associated with obesity and can
be improved by weight loss. Changes in upper airway size related to regional fat loss may …

[HTML][HTML] A mathematical model of human semicircular canal geometry: a new basis for interpreting vestibular physiology

…, IS Curthoys, MJ Todd, JS Magnussen… - Journal of the …, 2010 - Springer
We report a precise, simple, and accessible method of mathematically measuring and
modeling the three-dimensional (3D) geometry of semicircular canals (SCCs) in living humans. …

Imaging for low back pain: is clinical use consistent with guidelines? A systematic review and meta-analysis

…, AS Downie, CG Maher, NA Moloney, JS Magnussen… - The Spine Journal, 2018 - Elsevier
Background Context The problem of imaging patients with low back pain (LBP) when it is
not indicated is well recognized. The converse is also possible, although rarely considered. …

[HTML][HTML] Low back pain of disc, sacroiliac joint, or facet joint origin: a diagnostic accuracy systematic review

…, S Sharma, IA Harris, SP Cohen, J Magnussen… - …, 2023 - thelancet.com
Background The accuracy of diagnostic tests available in primary care to identify the disc,
sacroiliac joint, and facet joint as the source of low back pain is uncertain. Methods Systematic …

Effectiveness of interventions designed to reduce the use of imaging for low-back pain: a systematic review

…, SD French, CG Maher, RM Engel, JS Magnussen - Cmaj, 2015 - Can Med Assoc
Background: Rates of imaging for low-back pain are high and are associated with increased
health care costs and radiation exposure as well as potentially poorer patient outcomes. We …

Machine learning for the prediction of molecular markers in glioma on magnetic resonance imaging: a systematic review and meta-analysis

A Jian, K Jang, M Manuguerra, S Liu, J Magnussen… - …, 2021 - journals.lww.com
BACKGROUND Molecular characterization of glioma has implications for prognosis,
treatment planning, and prediction of treatment response. Current histopathology is limited by …

Preoperative progressive pneumoperitoneum complementing chemical component relaxation in complex ventral hernia repair

…, O Rodriguez-Acevedo, K Ho-Shon, J Magnussen… - Surgical …, 2017 - Springer
Background A rarely used technique for enabling closure of large ventral hernias with loss
of domain is preoperative progressive pneumoperitoneum (PPP), which uses intermittent …

Application of deep learning for automatic segmentation of brain tumors on magnetic resonance imaging: a heuristic approach in the clinical scenario

…, S Liu, A Jian, MY Bai, Y Qian, JS Magnussen - Neuroradiology, 2021 - Springer
Purpose Accurate brain tumor segmentation on magnetic resonance imaging (MRI) has
wide-ranging applications such as radiosurgery planning. Advances in artificial intelligence, …