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Johanna Helenius

Concepts (123)

Concepts are derived automatically from a person's publications.
Concepts are listed by decreasing relevance which is based on many factors, including how many publications the person wrote about that topic, how long ago those publications were written, and how many publications other people have written on that same topic.


Name Number of Publications Most Recent Publication Publications by All Authors Concept Score Why?
Stroke
15
2020
1208
1.730
Why?
Brain Ischemia
12
2017
418
1.710
Why?
Leukoaraiosis
5
2015
45
1.670
Why?
National Institutes of Health (U.S.)
3
2015
117
1.300
Why?
Severity of Illness Index
4
2016
1557
0.980
Why?
Cost of Illness
3
2015
171
0.930
Why?
Intracranial Thrombosis
1
2020
28
0.650
Why?
Carotid Artery Diseases
1
2020
61
0.630
Why?
Intracranial Embolism
1
2020
41
0.630
Why?
Infarction, Middle Cerebral Artery
1
2020
87
0.610
Why?
Cerebrum
1
2015
16
0.470
Why?
Brain
9
2018
1600
0.450
Why?
Brain Infarction
2
2012
21
0.440
Why?
White Matter
3
2019
125
0.360
Why?
Vision Disorders
1
2012
69
0.360
Why?
Magnetic Resonance Imaging
9
2021
2240
0.310
Why?
Aged, 80 and over
12
2020
5600
0.310
Why?
Cerebrovascular Circulation
3
2025
183
0.310
Why?
Middle Aged
21
2025
18203
0.300
Why?
Aged
21
2025
14917
0.290
Why?
Cerebral Hemorrhage
2
2019
100
0.270
Why?
Male
24
2025
30942
0.270
Why?
Cerebral Infarction
3
2016
84
0.250
Why?
Retrospective Studies
14
2025
6840
0.250
Why?
Intracranial Arteriosclerosis
1
2025
49
0.230
Why?
Female
23
2025
33915
0.220
Why?
Atrial Fibrillation
3
2020
871
0.220
Why?
Diffusion Magnetic Resonance Imaging
5
2016
163
0.210
Why?
Embolism
2
2016
41
0.210
Why?
Humans
26
2025
64934
0.190
Why?
Risk Factors
11
2025
5406
0.190
Why?
Echo-Planar Imaging
1
2002
34
0.180
Why?
Myocarditis
1
2021
71
0.160
Why?
Atrial Remodeling
1
2020
17
0.160
Why?
Atrial Function, Left
1
2020
32
0.150
Why?
Carotid Stenosis
3
2008
100
0.150
Why?
Echocardiography, Three-Dimensional
1
2020
44
0.150
Why?
Computed Tomography Angiography
1
2020
140
0.150
Why?
Heart Atria
1
2020
137
0.150
Why?
Antacids
1
2019
14
0.150
Why?
Cerebral Small Vessel Diseases
1
2018
11
0.140
Why?
Cerebral Arterial Diseases
1
2017
8
0.130
Why?
Eligibility Determination
1
2016
37
0.120
Why?
Pneumonia
1
2019
291
0.120
Why?
Aging
1
2002
763
0.120
Why?
Adult
8
2019
17306
0.120
Why?
Endarterectomy, Carotid
2
2008
79
0.120
Why?
Atherosclerosis
1
2017
160
0.110
Why?
Risk Assessment
5
2020
2093
0.110
Why?
Migraine Disorders
1
2015
45
0.110
Why?
Time-to-Treatment
1
2016
133
0.110
Why?
Thrombolytic Therapy
1
2016
195
0.110
Why?
Heart Diseases
1
2016
222
0.100
Why?
Patient Selection
1
2016
483
0.100
Why?
United States
2
2015
8082
0.090
Why?
Diffusion
2
2002
82
0.090
Why?
Prospective Studies
2
2018
3305
0.090
Why?
Retina
1
2012
132
0.090
Why?
Endovascular Procedures
1
2016
626
0.080
Why?
Prognosis
4
2020
1775
0.070
Why?
Factor V
1
2009
2
0.070
Why?
Recurrence
2
2025
655
0.070
Why?
Arterial Occlusive Diseases
1
2009
67
0.070
Why?
Heterozygote
1
2009
173
0.070
Why?
Magnetic Resonance Angiography
2
2004
186
0.060
Why?
Time Factors
4
2016
3753
0.060
Why?
Thrombosis
1
2009
206
0.060
Why?
Registries
3
2016
909
0.060
Why?
Perfusion Imaging
1
2025
22
0.060
Why?
Predictive Value of Tests
2
2020
1103
0.060
Why?
Coronary Artery Disease
1
2009
322
0.050
Why?
Cognition
1
2008
502
0.050
Why?
Survival Analysis
2
2016
576
0.050
Why?
Prevalence
1
2007
1439
0.050
Why?
Anticoagulants
1
2007
522
0.050
Why?
Intracranial Aneurysm
1
2007
382
0.050
Why?
Age Factors
2
2016
1580
0.040
Why?
Reference Values
1
2002
327
0.040
Why?
Cardiac Imaging Techniques
1
2021
23
0.040
Why?
Odds Ratio
2
2016
754
0.040
Why?
Cohort Studies
2
2017
2612
0.040
Why?
Acute Disease
1
2002
663
0.040
Why?
Radiography
1
2002
555
0.040
Why?
Tomography, X-Ray Computed
1
2007
1655
0.040
Why?
Histamine H2 Antagonists
1
2019
17
0.040
Why?
Diagnosis, Differential
1
2002
988
0.040
Why?
Observational Studies as Topic
1
2019
66
0.040
Why?
Proton Pump Inhibitors
1
2019
47
0.040
Why?
Chronic Disease
1
2002
741
0.040
Why?
Hematoma
1
2018
82
0.030
Why?
Treatment Outcome
3
2016
5775
0.030
Why?
Statistics, Nonparametric
1
2017
213
0.030
Why?
Regression Analysis
1
2017
497
0.030
Why?
Chi-Square Distribution
1
2016
414
0.030
Why?
Patient Transfer
1
2016
92
0.030
Why?
Randomized Controlled Trials as Topic
1
2019
800
0.030
Why?
Disability Evaluation
1
2016
216
0.030
Why?
Neuroimaging
1
2016
162
0.030
Why?
Disease Progression
1
2019
1214
0.030
Why?
Multivariate Analysis
1
2016
929
0.030
Why?
Risk
1
2013
374
0.020
Why?
Logistic Models
1
2016
1268
0.020
Why?
Kaplan-Meier Estimate
1
2013
414
0.020
Why?
Sex Factors
1
2015
991
0.020
Why?
Case-Control Studies
1
2015
1138
0.020
Why?
Reproducibility of Results
1
2017
1691
0.020
Why?
Proportional Hazards Models
1
2013
739
0.020
Why?
Image Processing, Computer-Assisted
1
2013
698
0.020
Why?
Animals
1
2007
21286
0.020
Why?
Follow-Up Studies
1
2013
2482
0.020
Why?
Analysis of Variance
1
2008
602
0.020
Why?
Neuropsychological Tests
1
2008
410
0.020
Why?
Genetic Predisposition to Disease
1
2009
730
0.010
Why?
Phenotype
1
2009
1231
0.010
Why?
Pulsatile Flow
1
2003
10
0.010
Why?
Ultrasonography, Doppler, Transcranial
1
2003
25
0.010
Why?
Vasomotor System
1
2003
23
0.010
Why?
Postoperative Period
1
2003
130
0.010
Why?
Contrast Media
1
2004
432
0.010
Why?
Preoperative Care
1
2003
198
0.010
Why?
Hemodynamics
1
2003
251
0.010
Why?
Mutation
1
2009
2657
0.010
Why?
Adolescent
1
2007
6292
0.010
Why?
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Concepts (123)
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