Ulla Passant

8.9k total citations · 2 hit papers
62 papers, 6.9k citations indexed

About

Ulla Passant is a scholar working on Psychiatry and Mental health, Physiology and Neurology. According to data from OpenAlex, Ulla Passant has authored 62 papers receiving a total of 6.9k indexed citations (citations by other indexed papers that have themselves been cited), including 34 papers in Psychiatry and Mental health, 33 papers in Physiology and 25 papers in Neurology. Recurrent topics in Ulla Passant's work include Dementia and Cognitive Impairment Research (33 papers), Alzheimer's disease research and treatments (32 papers) and Amyotrophic Lateral Sclerosis Research (10 papers). Ulla Passant is often cited by papers focused on Dementia and Cognitive Impairment Research (33 papers), Alzheimer's disease research and treatments (32 papers) and Amyotrophic Lateral Sclerosis Research (10 papers). Ulla Passant collaborates with scholars based in Sweden, United States and United Kingdom. Ulla Passant's co-authors include Lars Gustafson, Julie S. Snowden, David Neary, Sandra E. Black, P.H. Robert, Morris Freedman, D. Frank Benson, Donald T. Stuss, Keith W. Boone and Andrew Kertesz and has published in prestigious journals such as NeuroImage, Neurology and The British Journal of Psychiatry.

In The Last Decade

Ulla Passant

61 papers receiving 6.7k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Frontotemporal lobar degeneration

1998 4.0k citations David Neary, Julie S. Snowden et al. profile →
Clinical and neuropathological criteria for frontotemporal dementia. The Lund and Manchester Groups.

1994 1.1k citations Lars Gustafson, Ulla Passant et al. Journal of Neurology Neurosurgery & Psychiatry profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Ulla Passant Sweden	26	3.7k	3.0k	2.7k	1.7k	1.2k	62	6.9k
Keith W. Boone United States	13	3.0k 0.8×	2.2k 0.7×	1.9k 0.7×	1.8k 1.1×	833 0.7×	20	5.6k
Howard Crystal United States	35	3.0k 0.8×	3.2k 1.1×	1.2k 0.5×	1.1k 0.7×	1.2k 1.0×	71	6.9k
Katya Rascovsky United States	27	2.9k 0.8×	2.2k 0.7×	1.9k 0.7×	3.0k 1.8×	733 0.6×	71	6.0k
P.H. Robert France	6	2.3k 0.6×	1.8k 0.6×	1.6k 0.6×	1.3k 0.8×	661 0.6×	10	4.2k
Nobutsugu Hirono Japan	41	2.9k 0.8×	1.8k 0.6×	1.0k 0.4×	1.5k 0.9×	640 0.5×	101	5.1k
Rafael Blesa Spain	44	2.1k 0.6×	2.5k 0.8×	1.9k 0.7×	1.1k 0.6×	861 0.7×	155	6.3k
Eneida Mioshi United Kingdom	39	3.5k 1.0×	1.8k 0.6×	3.1k 1.2×	1.8k 1.1×	594 0.5×	144	7.5k
Tanis J. Ferman United States	49	3.0k 0.8×	2.8k 0.9×	4.2k 1.6×	2.9k 1.7×	945 0.8×	120	8.2k
Janine Diehl‐Schmid Germany	35	2.0k 0.5×	1.7k 0.6×	1.1k 0.4×	947 0.6×	633 0.5×	143	4.1k
Tiffany W. Chow Canada	37	1.8k 0.5×	1.4k 0.5×	1.1k 0.4×	1.1k 0.6×	542 0.5×	95	4.3k

Countries citing papers authored by Ulla Passant

Since Specialization

Citations

This map shows the geographic impact of Ulla Passant's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Ulla Passant with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Ulla Passant more than expected).

Fields of papers citing papers by Ulla Passant

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Ulla Passant. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Ulla Passant. The network helps show where Ulla Passant may publish in the future.

Co-authorship network of co-authors of Ulla Passant

This figure shows the co-authorship network connecting the top 25 collaborators of Ulla Passant. A scholar is included among the top collaborators of Ulla Passant based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Ulla Passant. Ulla Passant is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Waldö, María Landqvist, Lars Gustafson, Karin Nilsson, et al.. (2013). Frontotemporal dementia with a C9ORF72 expansion in a Swedish family: clinical and neuropathological characteristics.. PubMed. 2(4). 276–86. 13 indexed citations

Rosness, Tor Atle, Per Kristian Haugen, Ulla Passant, & Knut Engedal. (2008). Frontotemporal dementia––a clinically complex diagnosis. International Journal of Geriatric Psychiatry. 23(8). 837–842. 48 indexed citations

Vestberg, Susanna, Ulla Passant, Jarl Risberg, & Christina Elfgren. (2007). Personality characteristics and affective status related to cognitive test performance and gender in patients with memory complaints. Journal of the International Neuropsychological Society. 13(6). 911–919. 13 indexed citations

Knutsson, Linda, Elna‐Marie Larsson, Jarl Risberg, et al.. (2007). Absolute quantification of cerebral blood flow in normal volunteers: Correlation between Xe‐133 SPECT and dynamic susceptibility contrast MRI. Journal of Magnetic Resonance Imaging. 26(4). 913–920. 55 indexed citations

Haglund, Mattias, Ulla Passant, Martin Sjöbeck, Estifanos Ghebremedhin, & Elisabet Englund. (2006). Cerebral amyloid angiopathy and cortical microinfarcts as putative substrates of vascular dementia. International Journal of Geriatric Psychiatry. 21(7). 681–687. 86 indexed citations

Gustafson, Lars, et al.. (2006). Clinical manifestations in neuropathologically defined subgroups of vascular dementia. International Journal of Geriatric Psychiatry. 21(7). 688–697. 11 indexed citations

Gustafson, Lars, et al.. (2005). A Clinico-Pathological Study of Heart and Brain Lesions in Vascular Dementia. Dementia and Geriatric Cognitive Disorders. 19(4). 222–228. 41 indexed citations

Passant, Ulla, Ingmar Rosén, Lars Gustafson, & Elisabet Englund. (2005). The heterogeneity of frontotemporal dementia with regard to initial symptoms, qEEG and neuropathology. International Journal of Geriatric Psychiatry. 20(10). 983–988. 19 indexed citations

Elfgren, Christina, Danielle van Westen, Ulla Passant, et al.. (2005). fMRI activity in the medial temporal lobe during famous face processing. NeuroImage. 30(2). 609–616. 54 indexed citations

10.

Gustafson, Lars, Christina Elfgren, & Ulla Passant. (2004). Frontotemporal dementia – Differentiation from Alzheimer's disease. Lund University Publications (Lund University). 1 indexed citations

11.

Risberg, Jarl, et al.. (2003). A new tomographic technique for absolute measurements of white and gray matter blood flow. Lund University Publications (Lund University). 1 indexed citations

12.

Londos, Elisabet, Ulla Passant, Jarl Risberg, L. Gustafson, & A. Brun. (2002). Contributions of Other Brain Pathologies in Dementia with Lewy Bodies. Dementia and Geriatric Cognitive Disorders. 13(3). 130–148. 18 indexed citations

13.

Berg, Leonard van den, L. Gustafson, Göran K. Hansson, et al.. (2001). [Harmonization of dementia diagnoses--a necessary quality assurance].. PubMed. 98(34). 3531–6. 1 indexed citations

14.

Sjögren, Magnus, et al.. (1998). Decreased monoamine metabolites in frontotemporal dementia and Alzheimer’s disease. Neurobiology of Aging. 19(5). 379–384. 70 indexed citations

15.

Warkentin, Siegbert & Ulla Passant. (1997). Functional Imaging of the Frontal Lobes in Organic Dementia. Dementia and Geriatric Cognitive Disorders. 8(2). 105–109. 40 indexed citations

16.

Passant, Ulla, et al.. (1996). Orthostatic hypotension in organic dementia: Relationship between blood pressure, cortical blood flow and symptoms. Clinical Autonomic Research. 6(1). 29–36. 47 indexed citations

17.

Gustafson, Lars, et al.. (1994). Clinical and neuropathological criteria for frontotemporal dementia. The Lund and Manchester Groups.. Journal of Neurology Neurosurgery & Psychiatry. 57(4). 416–418. 1071 indexed citations breakdown →

18.

Passant, Ulla, Lars Gustafson, & Arne Brun. (1993). Spectrum of Frontal Lobe Dementia in a Swedish Family. Dementia and Geriatric Cognitive Disorders. 4(3-4). 160–162. 21 indexed citations

19.

Elfgren, Christina, Ulla Passant, & Jarl Risberg. (1993). Neuropsychological Findings in Frontal Lobe Dementia. Dementia and Geriatric Cognitive Disorders. 4(3-4). 214–219. 54 indexed citations

20.

Warkentin, Siegbert, Ulla Passant, Lennart Minthon, et al.. (1992). Redistribution of blood flow in the cerebral cortex of normal subjects during head-up postural change. Clinical Autonomic Research. 2(2). 119–124. 30 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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