Aapo Sirén - UTU Research Portal

Aapo Sirén

- Clinical Lecturer,
Imaging and Clinical Diagnostics (Department of Clinical Medicine)

aapo.k.siren@utu.fi

: https://orcid.org/0000-0002-6822-1171

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Acute deep neck infection MRI: deep learning segmentation and clinical relevance of retropharyngeal edema volume (2026)
- European radiology experimental
Viertonen, Ville Sakari; Sirén, Aapo; Nyman, Mikko; Huhtanen, Heidi; Klén, Riku; Hirvonen, Jussi; Rainio, Oona
MRI-based measurement of masseter muscle area: reliability and clinical relevance in acute neck infections (2026)
- European Radiology
Elo, Akseli; Vierula, Jari-Pekka; Heikkinen, Jaakko; Nurminen, Janne; Happonen, Tatu; Nyman, Mikko; Velhonoja, Jarno; Irjala, Heikki; Soukka, Tero; Mattila, Kimmo; Arponen, Otso; Sirén, Aapo; Hirvonen, Jussi
MRI edema patterns in acute neck infections: A multicenter and multidisciplinary interobserver study (2026)
- European Journal of Radiology
Vierula, Jari-Pekka; Aro, Katri; Bode, Michaela; Haapio, Eeva; Hakumäki, Juhana; Happonen, Tatu; Hollmén, Carita; Huhtanen, Heidi; Irjala, Heikki; Jouppila-Mättö, Anna; Jussila, Ville; Kaapu, Kalle; Karhu, Jari O.; Koivunen, Petri; Kolasa, Marcin; Kovalainen, Antti; Kurdo, Goran; Kytö, Eero; Laurikainen, Tiina; Lindén, Riikka; Martikainen, Ilkka; Nyman, Kristofer; Paananen, Timo; Paavilainen, Teemu; Saravo, Jarkko; Tähtinen, Jutta; Tammilehto, Ville; Velhonoja, Jarno; Ånäs, Niklas; Sirén, Aapo; Heikkinen, Jaakko; Nurminen, Janne; Nyman, Mikko; Mattila, Kimmo; Hirvonen, Jussi
Two pediatric Lyme neuroborreliosis patients presenting with cerebrovascular events (2026)
- Ticks and Tick-borne Diseases
Pöyhönen, Heidi; Pietikäinen, Annukka; Rinne, Varpu; Sirén, Aapo; Ranne, Satu; Peltola, Ville; Hytönen, Jukka
MRI-based risk factors for intensive care unit admissions in acute neck infections (2025)
- European Journal of Radiology Open
Vierula, Jari-Pekka; Merisaari, Harri; Heikkinen, Jaakko; Happonen, Tatu; Siren, Aapo; Velhonoja, Jarno; Irjala, Heikki; Soukka, Tero; Mattila, Kimmo; Nyman, Mikko; Nurminen, Janne; Hirvonen, Jussi
Accuracy of Intra-Axial Brain Tumor Characterization in the Emergency MRI Reports: A Retrospective Human Performance Benchmarking Pilot Study (2024)
- Diagnostics
Sirén, Aapo; Turkia, Elina; Nyman, Mikko; Hirvonen, Jussi
Imaging Outcomes of MRI After CT in Pediatric Spinal Trauma : A Single-center Experience (2024)
- Journal of Pediatric Orthopaedics
Sirén, Aapo; Nyman, Mikko; Syvänen, Johanna; Mattila, Kimmo; Hirvonen, Jussi
Magnetic resonance imaging in paediatric spinal trauma – retrospective analysis of feasibility, safety, and diagnostic value in the emergency department
Sirén, Aapo (2024-10-18) (2024) Sirén, Aapo
Odontogenic neck abscesses caused by Streptococcus anginosus group bacteria: emergency MRI findings (2024)
- Oral Surgery, Oral Medicine, Oral Pathology and Oral Radiology
Lääveri, Meira; Heikkinen, Jaakko; Happonen, Tatu; Sirén, Aapo; Nurminen, Janne; Vierula, Jari-Pekka; Velhonoja, Jarno; Irjala, Heikki; Soukka, Tero; Mattila, Kimmo; Gunell, Marianne; Snäll Johanna; Hirvonen, Jussi
Outcomes of follow-up imaging after pediatric spinal trauma confirmed with magnetic resonance imaging (2024) Sirén, Aapo; Nyman, Mikko; Syvänen, Johanna; Mattila, Kimmo; Hirvonen, Jussi