Abhishek Jaywant

ORCID: 0000-0003-4307-5742
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About
Contact & Profiles
Research Areas
  • Stroke Rehabilitation and Recovery
  • COVID-19 and Mental Health
  • Long-Term Effects of COVID-19
  • Dementia and Cognitive Impairment Research
  • Intensive Care Unit Cognitive Disorders
  • Acute Ischemic Stroke Management
  • Functional Brain Connectivity Studies
  • Anxiety, Depression, Psychometrics, Treatment, Cognitive Processes
  • Neurobiology of Language and Bilingualism
  • Traumatic Brain Injury Research
  • Psychotherapy Techniques and Applications
  • Advanced Neuroimaging Techniques and Applications
  • Cerebral Palsy and Movement Disorders
  • Mental Health Treatment and Access
  • Mindfulness and Compassion Interventions
  • Transcranial Magnetic Stimulation Studies
  • Child and Adolescent Psychosocial and Emotional Development
  • Multiple Sclerosis Research Studies
  • Face Recognition and Perception
  • Advanced MRI Techniques and Applications
  • Parkinson's Disease Mechanisms and Treatments
  • Traumatic Brain Injury and Neurovascular Disturbances
  • Digital Mental Health Interventions
  • Counseling Practices and Supervision
  • Cognitive Functions and Memory

Weill Cornell Medicine
2017-2025

Cornell University
2017-2025

Presbyterian Hospital
2017-2024

New York Hospital Queens
2017-2024

NewYork–Presbyterian Hospital
2017-2024

Mercy University
2021

Foundation for Physical Medicine and Rehabilitation
2021

Boston University
2014-2016

Providence VA Medical Center
2016

Brown University
2016

Early reports and case series suggest cognitive deficits occurs in some patients with COVID-19. We evaluated the frequency, severity, profile of dysfunction recovering from prolonged COVID-19 hospitalization who required acute inpatient rehabilitation prior to discharge. analyzed cross-sectional scores Brief Memory Executive Test (BMET) a cohort N = 57 undergoing rehabilitation, calculating frequency impairment based on neuropsychologist diagnosis by age-normed BMET subtests. In total, 43...

10.1038/s41386-021-00978-8 article EN other-oa Neuropsychopharmacology 2021-02-15

White matter pathways between neurons facilitate neuronal coactivation patterns in the brain. Insight into how these structural and functional connections underlie complex cognitive functions provides an important foundation with which to delineate disease-related changes functioning. Here, we integrate neuroimaging, connectomics, machine learning approaches explore brain connectivity relate cognition. Specifically, evaluate extent predict individual crystallised fluid abilities 415...

10.1002/hbm.25420 article EN cc-by-nc Human Brain Mapping 2021-04-08

Abstract Quantitative susceptibility mapping (QSM), an imaging technique sensitive to brain iron, has been used detect paramagnetic rims of iron-laden active microglia and macrophages in a subset multiple sclerosis (MS) lesions, known as rim+ that are consistent with chronic lesions. Because the potential impact lesions on disease progression tissue damage, investigating their influence disability neurodegeneration is critical establish these course. This study aimed explore relationship...

10.1038/s41598-022-08477-6 article EN cc-by Scientific Reports 2022-03-15

Importance The frequent occurrence of cognitive symptoms in post–COVID-19 condition has been described, but the nature these and their demographic functional factors are not well characterized generalizable populations. Objective To investigate prevalence self-reported condition, comparison with individuals prior acute SARS-CoV-2 infection who did develop association other individual features, including depressive status. Design, Setting, Participants Two waves a 50-state nonprobability...

10.1001/jamanetworkopen.2023.56098 article EN cc-by-nc-nd JAMA Network Open 2024-02-14

To inform how emotions in speech are implicitly processed and registered memory, we compared emotional prosody, semantics, both cues tandem prime decisions about conjoined faces. Fifty-two participants rendered facial affect (Pell, 2005a), indicating whether a target face represented an emotion (happiness or sadness) not (a grimace), after passively listening to happy, sad, neutral utterances. Emotional information from primes was conveyed by: (1) prosody only; (2) semantic (3) combined...

10.1080/02699931.2010.516915 article EN Cognition & Emotion 2010-11-12

White matter hyperintensities (WMH) represent ischemic white damage in late-life depression (LLD) and are associated with cognitive control dysfunction. Understanding the impact of WMH on structural connectivity gray correlates WMH-related dysconnectivity can provide insight into pathophysiology LLD. We compared burden performance clinical measures patients LLD (N = 44) a group non-depressed older adults 59). used Network Modification (NeMo) Tool to investigate specific regions, how such was...

10.1016/j.nicl.2019.101852 article EN cc-by-nc-nd NeuroImage Clinical 2019-01-01

In the spring of 2020, New York City was an epicenter coronavirus disease 2019 (COVID-19). The post-hospitalization needs COVID-19 patients were not understood and no outpatient rehabilitation programs had been described.To evaluate whether a virtual program would lead to improvements in strength cardiopulmonary endurance when compared with intervention discharged home persistent symptoms.Prospective cohort study.Academic medical center.Between April July 106 symptoms treated. Forty-four...

10.1002/pmrj.12578 article EN PM&R 2021-02-18

We examined biological motion perception in Parkinson's disease (PD). Biological is related to one's own motor function and depends on the integrity of brain areas affected PD, including posterior superior temporal sulcus. If deficits exist, they may be specific perceiving natural/fast walking patterns that individuals with PD can no longer perform, correlate disease-related dysfunction.Twenty-six nondemented 24 control participants viewed videos point-light walkers scrambled versions served...

10.1037/neu0000276 article EN other-oa Neuropsychology 2016-03-07

Abstract Parkinson’s disease (PD) has several negative effects on speech production and communication. However, few studies have looked at how patterns in PD contribute to linguistic social impressions formed about patients from the perspective of listeners. In this study, discourse recordings elicited nondemented speakers ( n = 18) healthy controls 17) were presented 30 listeners unaware speakers’ status. separate conditions, rated samples based their speaker or content. Acoustic measures...

10.1017/s1355617709990919 article EN Journal of the International Neuropsychological Society 2009-09-16

Diffusion tensor imaging along perivascular spaces (DTI-ALPS) is a novel MRI method for assessing brain interstitial fluid dynamics, potentially indexing glymphatic function. Failed clearance implicated in Alzheimer’s disease (AD) pathophysiology. We assessed the contribution of age and female sex (strong AD risk factors) to DTI-ALPS index healthy subjects. also first time effect head size. In accord with prior studies, we show reduced aging, men compared women. However, size may be major...

10.3233/adr-230143 article EN cc-by-nc Journal of Alzheimer s Disease Reports 2024-02-20

The aims of the study were to describe an interdisciplinary inpatient rehabilitation program for patients recovering from COVID-19 and evaluate functional outcomes.This is analysis retrospective data captured electronic health record admitted unit (N = 106). Rehabilitation approaches are described narratively. Functional gain was evaluated using Activity Measure Postacute Care 6 Clicks, basic mobility daily activities.Interdisciplinary implemented address medical, physical, communication,...

10.1097/phm.0000000000001897 article EN American Journal of Physical Medicine & Rehabilitation 2021-10-01

Cognitive impairment is increasingly recognized as a sequela of COVID-19. It unknown how cognition changes and relates to functional gain during inpatient rehabilitation. We administered the Montreal Assessment (MoCA) at admission 77 patients undergoing rehabilitation for COVID-19 in large US academic medical center. Forty-five were MoCA discharge. Functional was assessed by change quality indicator self-care (QI-SC). In full sample, 80.5% exhibited cognitive on admission, which associated...

10.1097/mrr.0000000000000483 article EN International Journal of Rehabilitation Research 2021-06-21

A thorough understanding of sex-independent and sex-specific neurobiological features that underlie cognitive abilities in healthy individuals is essential for the study neurological illnesses which males females differentially experience exhibit impairment. Here, we evaluate relationships between functional connectivity individual 392 young adults (196 males) from Human Connectome Project. First, establish models comparably predict crystallised females, but only successfully fluid males....

10.1002/hbm.25709 article EN Human Brain Mapping 2021-11-22

Data regarding the prevalence and phenotype of cognitive impairment in non-alcoholic fatty liver disease (NAFLD) are limited.

10.1136/bmjno-2023-000543 article EN cc-by-nc BMJ Neurology Open 2024-01-01

Background: Our prior work demonstrated that estimated structural and functional connectomes (eSC eFC) generated using multiple sclerosis (MS) lesion masks artificial intelligence (AI) models can predict disability as effectively SC FC derived from diffusion MRI in MS. The goal of this study was to assess the ability eSC eFC predicting baseline 4-year follow-up cognition MS patients. Methods: One hundred seventy-one patients (age: 42.67 ± 10.41, 74% females) were included. Symbol Digit...

10.1101/2025.03.07.642094 preprint EN cc-by-nc-nd bioRxiv (Cold Spring Harbor Laboratory) 2025-03-11

<title>Abstract</title> Our prior work demonstrated that estimated structural and functional connectomes (eSC eFC) generated using multiple sclerosis (MS) lesion masks artificial intelligence (AI) models can predict disability as effectively SC FC derived from diffusion MRI in MS. The goal of this study was to assess the ability eSC eFC predicting baseline 4-year follow-up cognition MS patients. Network Modification tool performed estimate clinical MRI-derived masks. then used an input...

10.21203/rs.3.rs-6214708/v1 preprint EN cc-by Research Square (Research Square) 2025-04-01
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