Riitta Parkkola

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

riitta.parkkola@utu.fi

Radiololy

1 of 13

APOE4 carriership status influences [11C]PiB white matter retention in cognitively healthy older adults (2025)
- Neurobiology of Disease
Tato-Fernández Claudia; Ekblad Laura L.; Bucci Marco; Tuisku Jouni; Parkkola Riitta; Helin Semi; Rinne Juha O.; Snellman Anniina
Cognitive decline over 7 years in aging patients with childhood-onset epilepsy: A population-based prospective follow-up study (2025)
- Journal of the International Neuropsychological Society
Karrasch, Mira; Hermann, Bruce; Roos, Tove; Joutsa, Juho; Rinne, Juha O.; Parkkola, Riitta; Tiitta, Petri; Sillanpää, Matti
Grey matter volume reduction and its association with brain-enriched blood biomarkers in out-of-hospital cardiac arrest survivors (2025)
- Scientific Reports
Hollmén, Carita C.; Vorobyev, Victor; Parkkola, Riitta; Posti, Jussi P.; Saunavaara, Jani; Laitio, Ruut; Arola, Olli; Hynninen, Marja; Bäcklund, Minna; Blennow, Kaj; Zetterberg, Henrik; Martola, Juha; Ylikoski, Emmi; Roine, Risto O.; Tiainen, Marjaana; Scheinin, Harry; Maze, Mervyn; Vahlberg, Tero; Laitio, Timo T.; Xe-HYPOTHECA Consortium
Keskosen aivot (2025) Keskosen hoito ja kehitys Haataja, Leena; Parkkola, Riitta
Lapsuusiän epilepsia saattaa altistaa myöhäisiän muistisairaudelle = Progression of amyloid accumulation in late adulthood among people with childhood-onset epilepsy (2025)
- Duodecim
Joutsa, Juho; Rinne, Juha O.; Niemi, Kalle J.; Karrasch, Mira; Parkkola, Riitta K.; Saunavaara, Jani; Helin, Semi; Hermann, Bruce B.; Sillanpää, Matti
Neuroprotective Effects of Inhaled Xenon Gas on Brain Structural Gray Matter Changes After Out-of-Hospital Cardiac Arrest Evaluated by Morphometric Analysis: A Substudy of the Randomized Xe-Hypotheca Trial (2025)
- Neurocritical Care
Hollmén, Carita; Parkkola, Riitta; Vorobyev, Viktor; Saunavaara, Jani; Laitio, Ruut; Arola, Olli; Hynninen, Marja; Bäcklund, Minna; Martola, Juha; Ylikoski, Emmi; Roine, Risto O.; Tiainen, Marjaana; Scheinin, Harry; Maze, Mervyn; Vahlberg, Tero; Laitio, Timo T.
Progression of Amyloid Accumulation in Late Adulthood Among People With Childhood-Onset Epilepsy (2025)
- Neurology
Joutsa, Juho; Rinne, Juha O.; Niemi, Kalle J.; Karrasch, Mira; Parkkola, Riitta K.; Saunavaara, Jani; Helin, Semi P.; Hermann, Bruce P.; Sillanpää, Matti
Utility of cranial and cervical vessel magnetic resonance imaging as a diagnostic aid in a patient with suspected giant cell arteritis (2025)
- Scandinavian Journal of Rheumatology
Kresanov, Petri; Nyman, Mikko; Parkkola, Riitta; Pirilä, Laura; Ryyppö, Laura; Taimen K
Blood biomarkers of neurodegeneration associate differently with amyloid deposition, medial temporal atrophy, and cerebrovascular changes in APOE ε4-enriched cognitively unimpaired elderly (2024)
- Alzheimer's Research and Therapy
Koivumäki Mikko, Ekblad Laura, Lantero-Rodriguez Juan, Ashton Nicholas J., Karikari Thomas K., Helin Semi, Parkkola Riitta, Lötjönen Jyrki, Zetterberg Henrik, Blennow Kaj, Rinne Juha O., Snellman Anniina
Bone marrow metabolism is affected by body weight and response to exercise training varies according to anatomical location (2024)
- Diabetes, Obesity and Metabolism
Ojala, R; Hentilä, J; Lietzén, MS; Arponen, M; Heiskanen, MA; Honkala, SM; Virtanen, H; Koskensalo, K; Lautamäki R; Löyttyniemi, E; Parkkola, R; Heinonen, OJ; Malm, T; Lahti, L; Rinne, J; Eskola, O; Rajander, J; Pietiläinen, KH; Kaprio, J; Ivaska, KK; Hannukainen, JC
Cognitively healthy APOE4/4 carriers show white matter impairment associated with serum NfL and amyloid-PET (2024)
- Neurobiology of Disease
Tato-Fernández Claudia, Ekblad Laura L., Pietilä Elina, Saunavaara Virva, Helin Semi, Parkkola Riitta, Zetterberg Henrik, Blennow Kaj, Rinne Juha O., Snellman Anniina
Effects of Obesity and Exercise on Hepatic and Pancreatic Lipid Content and Glucose Metabolism : PET Studies in Twins Discordant for BMI (2024)
- Biomolecules
Lietzén, Martin S.; Mari, Andrea; Ojala, Ronja; Hentilä, Jaakko; Koskensalo, Kalle; Lautamäki, Riikka; Löyttyniemi, Eliisa; Parkkola, Riitta; Saunavaara, Virva; Kirjavainen, Anna K.; Rajander, Johan; Malm, Tarja; Lahti, Leo; Rinne, Juha O.; Pietiläinen, Kirsi H.; Iozzo, Patricia; Hannukainen, Jarna C.
Frontal white and gray matter abnormality in gambling disorder : A multimodal MRI study (2024)
- Journal of behavioral addictions
Bellmunt-Gil, Albert; Vorobyev, Victor; Parkkola, Riitta; Lötjönen, Jyrki; Joutsa, Juho; Kaasinen, Valtteri
Long term WEB results - still going strong at 5 years? (2024)
- Interventional Neuroradiology
Alpay Kemal, Nania Alberto, Raj Rahul, Numminen Jussi, Parkkola Riitta, Rautio Riitta, Downer Jonathan
Major brain injuries at term continue to influence DTI parameters in adolescents born very preterm : a 13-year follow-up study (2024)
- Acta Radiologica
Setänen Sirkku, Merisaari Harri, Saunavaara Virva, Uusitalo Karoliina, Lahti Katri, Ngum Peter, Haataja Leena, Parkkola Riitta
PET imaging of unruptured intracranial aneurysm inflammation (PET-IA) study: a feasibility study protocol (2024)
- BMJ Open
Laukka Dan, Paturi Jooa, Rahi Melissa, Saraste Antti, Parkkola Riitta, Kivelev Juri, Gardberg Maria, Kuhmonen Johanna, Rinne Jaakko
Phonemic word fluency is related to temporal and striatal gray matter volume in healthy older adults (2024)
- Aging, Neuropsychology and Cognition
Grönholm-Nyman, Petra; Saarela, Carina; Ellfolk, Ulla; Joutsa, Juho; Parkkola, Riitta; Laine, Matti; Karrasch, Mira; Rinne, Juha O.
The out-of-plane contact shield and mA-modulation – the effect on fetal absorbed dose (2024)
- Radiation Protection Dosimetry
Larjava, Heli R.S.; Eneh, Chibuzor T.M.; Saikkonen, Aleksi; Parkkola, Riitta K.
Adenosine A2A receptor availability in cerebral gray and white matter of patients with Parkinson's disease (2023)
- Parkinsonism and Related Disorders
Waggan Imran, Rissanen Eero, Tuisku Jouni, Matilainen Markus, Parkkola Riitta, Rinne Juha O, Airas Laura
Adenosine A2A receptor availability in patients with early- and moderate-stage Parkinson’s disease (2023)
- Journal of Neurology
Waggan Imran, Rissanen Eero, Tuisku Jouni, Joutsa Juho, Helin Semi, Parkkola Riitta, Rinne Juha O, Airas Laura