Stephen James Ryan

  • PhD student, senior consultant

Doctoral Student at University of Oslo and Neurologist in training.

Stephen J. Ryan is PhD student in the TenCRAOS trial.

 

Publications 2026

Jørstad ØK, Ryan SJ, Moe MC, Aamodt AH (2026)
Relearning Bradford Hill through our final patient in the Tenecteplase in Central Retinal Artery Occlusion Study
Acta Ophthalmol (in press)
DOI 10.1111/aos.70107, PubMed 41670234

Mac Grory B, Preterre C, Lebranchu P, Ryan SJ, Jørstad ØK, Moe MC, Tünnerhoff J, Spitzer MS, Grohmann C, Dumitrascu OM, Biousse V, Guillon B, Aamodt AH, Poli S, Schrag M, Central Retinal ArterY OcclusioN (CRAYON) Collaborators (2026)
Intravenous thrombolysis for acute central retinal artery occlusion: Protocol for a systematic review and individual participant data meta-analysis of randomized controlled trials
PLoS One, 21 (3), e0342739
DOI 10.1371/journal.pone.0342739, PubMed 41805966

Ryan SJ, Jørstad AEL, Moe MC, Skjelland M, Roy A, Rowe FJ, Jørstad ØK, Aamodt AH (2026)
Validation of the Vision Impairment Screening Assessment in acute stroke care: a prospective diagnostic accuracy study
Eur Stroke J, 11 (5)
DOI 10.1093/esj/aakag053, PubMed 42213811

Ryan SJ, Jørstad ØK, Skjelland M, Pesonen M, Simonsen CZ, Bek T, Blauenfeldt RA, Ijäs P, Laitinen A, Khanevski A, Krohn J, Rødahl E, Lemmens R, Demeestere J, Cassiman C, Nakstad I, Evensen K, Sandell T, Hamann S, Truelsen TC, Christensen LM, Rosenbaum S, Matijošaitis V, Žemaitienė R, Ellekjær H et al. (2026)
A Randomized Trial of Tenecteplase in Acute Central Retinal Artery Occlusion
N Engl J Med, 394 (5), 442-450
DOI 10.1056/NEJMoa2508515, PubMed 41604638

Publications 2025

Rowe FJ, Hepworth LR, Begoña Coco-Martin M, Gillebert CR, Leal-Vega L, Palmowski-Wolfe A, Papageorgiou E, Ryan SJ, Skorkovska K, Aamodt AH (2025)
European Stroke Organisation (ESO) guideline on visual impairment in stroke
Eur Stroke J, 10 (4), 1087-1159
DOI 10.1177/23969873251314693, PubMed 40401755

Ryan SJ, Jørstad ØK, Skjelland M, Simonsen CZ, Bek T, Blauenfeldt RA, Ijäs P, Laitinen A, Khanevski AN, Krohn J, Rødahl E, Lemmens R, Demeestere J, Cassiman C, Nakstad I, Evensen K, Sandell T, Hamann S, Christensen LM, Rosenbaum S, Matijosaitis V, Zemaitiene R, Ellekjær H, Austeng D, Truelsen TC et al. (2025)
Tenecteplase in Central Retinal Artery Occlusion Study (TenCRAOS): Protocol for a randomized-controlled trial
Eur Stroke J, 10 (4), 1502-1510
DOI 10.1177/23969873251344199, PubMed 40509553

Publications 2023

Nilsen HY, Jørstad AL, Ryan SJ, Moe MC, Grimstad K, Aamodt AH, Holmøy T, Jørstad ØK (2023)
[A woman in her sixties who no longer recognised what she saw]
Tidsskr Nor Laegeforen, 143 (16)
DOI 10.4045/tidsskr.23.0198, PubMed 37938009