Resting state fMRI: A review on methods in resting state connectivity analysis and resting state networks

…, K Akhil Raja, KM Arun, PG Rajesh… - The …, 2017 - journals.sagepub.com
The inquisitiveness about what happens in the brain has been there since the beginning of
humankind. Functional magnetic resonance imaging is a prominent tool which helps in the …

Does resting state functional connectivity differ between mild cognitive impairment and early Alzheimer's dementia?

SM Soman, S Raghavan, PG Rajesh… - Journal of the …, 2020 - Elsevier
Purpose This study aimed to investigate differences in functional connectivity (FC) among
different resting state networks (RSN) in clinically non-progressive mild cognitive impairment (…

fMRI paradigm designing and post-processing tools

JS James, PG Rajesh, AVS Chandran… - Indian Journal of …, 2014 - thieme-connect.com
In this article, we first review some aspects of functional magnetic resonance imaging (fMRI)
paradigm designing for major cognitive functions by using stimulus delivery systems like …

Resting-state seed-based analysis: an alternative to task-based language fMRI and its laterality index

KA Smitha, KM Arun, PG Rajesh… - American Journal …, 2017 - Am Soc Neuroradiology
BACKGROUND AND PURPOSE: Language is a cardinal function that makes human unique.
Preservation of language function poses a great challenge for surgeons during resection. …

Functional near-infrared spectroscopy is in moderate accordance with functional MRI in determining lateralisation of frontal language areas

KM Arun, KA Smitha, PG Rajesh… - The neuroradiology …, 2018 - journals.sagepub.com
Purpose Understanding language dominance is crucial in pre-surgical evaluation of patients
with epilepsy and in patients having a tumour close to the language area. Functional …

Relationship between cerebral perfusion on arterial spin labeling (asl) mri with brain volumetry and cognitive performance in mild cognitive impairment and dementia …

S Soman, S Raghavan, PG Rajesh… - Annals of Indian …, 2021 - journals.lww.com
Aims: To establish association between quantified regional cerebral perfusion and gray
matter (GM) volumes with cognitive measures in mild cognitive impairment (MCI) and early …

Resting fMRI as an alternative for task-based fMRI for language lateralization in temporal lobe epilepsy patients: a study using independent component analysis

KA Smitha, KM Arun, PG Rajesh, B Thomas… - Neuroradiology, 2019 - Springer
Purpose Our aim is to investigate whether rs-fMRI can be used as an effective technique to
study language lateralization. We aim to find out the most appropriate language network …

Multiband fMRI as a plausible, time-saving technique for resting-state data acquisition: study on functional connectivity mapping using graph theoretical measures

KA Smitha, KM Arun, PG Rajesh, SE Joel… - Magnetic Resonance …, 2018 - Elsevier
Background and objectives Ensuring patient comfort and compliance by emphasizing reduced
time frame for image acquisition, without compromising image quality is the key aspect …

Baseline Predictors of Longitudinal Cognitive Outcomes in Persons with Mild Cognitive Impairment

…, SS Ramachandran, PG Rajesh… - Dementia and Geriatric …, 2023 - karger.com
Introduction: The study aimed to explore longitudinal cognitive outcomes and to ascertain
predictors of conversion to dementia in a hospital-based mild cognitive impairment (MCI) …

Novel face-name paired associate learning and famous face recognition in mild cognitive impairment: A neuropsychological and brain volumetric study

…, S Ramachandran, PG Rajesh Pillai… - Dementia and Geriatric …, 2019 - karger.com
Purpose: To assess visual associative learning and famous face recognition ability among
subjects with stable amnestic mild cognitive impairment (MCI) relative to early stage dementia …