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Nikolas Ruffer · SciRah

Researcher profile · Semantic Scholar

Nikolas Ruffer

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Nikolas Ruffer — researcher profile on SciRah

h-index: 6
Works: 21
Citations: 255

Most-cited papers

Diagnostic accuracy of a large language model in rheumatology: comparison of physician and ChatGPT-4
M. Krusche, Johnna Callhoff, J. Knitza, Nikolas Ruffer
2023Rheumatology International113 citations Open access
Semantic Scholar
Tocilizumab treatment in refractory polyarteritis nodosa: a case report and review of the literature
M. Krusche, Nikolas Ruffer, I. Kötter
2018Rheumatology International28 citations
Semantic Scholar
#Covid4Rheum: an analytical twitter study in the time of the COVID-19 pandemic
Nikolas Ruffer, J. Knitza, M. Krusche
2020Rheumatology International23 citations Open access
Semantic Scholar
VEXAS syndrome: a diagnostic puzzle
Nikolas Ruffer, M. Krusche
2023RMD Open22 citations Open access
Semantic Scholar
Cocaine-induced ANCA-associated renal disease: a case-based review
F. Lötscher, M. Krusche, Nikolas Ruffer, T. Kubacki +2 more
2019Rheumatology International22 citations
Semantic Scholar
A novel approach to refractory idiopathic inflammatory myopathy: CD19 CAR T-cell therapy-case report and literature review.
Isabell Haase, Johanna Richter, M. Holzer, B. Fehse +9 more
2025Rheumatology18 citations
Semantic Scholar
[Hughes-Stovin syndrome: a life-threatening manifestation of Behçet's syndrome].
Nikolas Ruffer, M. Krusche, K. Holl-Ulrich, F. Lötscher +1 more
2023Zeitschrift für Rheumatologie (Print)5 citations Open access
Semantic Scholar
Kokain-induzierte Vaskulitiden und Vaskulitis-Mimics
Nikolas Ruffer, M. Krusche, K. Holl-Ulrich, I. Kötter +1 more
2022Zeitschrift für Rheumatologie (Print)4 citations Open access
Semantic Scholar
Plasmapheresis in recalcitrant anti-3-hydroxy-3-methylglutaryl-coenzyme A reductase antibody-positive immune-mediated necrotizing myopathy: a case report.
F. Lötscher, Nikolas Ruffer, M. Horn, P. Villiger
2020Rheumatology4 citations
Semantic Scholar
Papulonodular tattoo lesions as a clinical sign of systemic sarcoidosis
Nikolas Ruffer, Heinrich Haberstock, A. Bohne, I. Kötter +1 more
2022Clinical Rheumatology3 citations Open access
Semantic Scholar
Imitation eines Felty-Syndroms durch eine viszerale Leishmaniasis bei rheumatoider Arthritis unter Therapie mit Methotrexat und Etanercept
Nikolas Ruffer, N. M. Tomas, S. Schmiedel, S. Jordan +1 more
2021Zeitschrift für Rheumatologie (Print)3 citations
Semantic Scholar
Differenzialdiagnose eines vaskulitischen Syndroms der unteren Extremität
Nikolas Ruffer, M. Krusche, M. Holzer, C. Hagel +1 more
2021Zeitschrift für Rheumatologie (Print)3 citations
Semantic Scholar
Temporal arteritis and vasculitic myopathy in polyarteritis nodosa
Nikolas Ruffer, Isabell Haase, T. Xiong, Florian Prinz +3 more
2025Journal of Neurology2 citations Open access
Semantic Scholar
Myopathology and Immune Profile of Granulomatous Myositis in Sarcoid Myopathy
Nikolas Ruffer, I. Pinal-Fernández, F. Kleefeld, M. Holzer +19 more
2025Neuropathology and Applied Neurobiology2 citations Open access
Semantic Scholar
Secondary immune-mediated thrombotic thrombocytopenic purpura in idiopathic inflammatory myopathy: a case-based review
Nikolas Ruffer, M. Holzer, L. Bal, Simon Melderis +3 more
2022Rheumatology International2 citations Open access
Semantic Scholar
Vaskulitische Beteiligung der Skelettmuskulatur und des peripheren Nervensystems: Klinische und neuropathologische Perspektive
Nikolas Ruffer, F. Kleefeld, Marie-Therese Holzer, M. Krusche +3 more
2024Zeitschrift für Rheumatologie (Print)1 citations Open access
Semantic Scholar
VEXAS syndrome in a female with constitutional monosomy X
Nikolas Ruffer, S. Melderis, Olaf Determann, Lana Harder +4 more
2025EULAR rheumatology open0 citations Open access
Semantic Scholar
Demyelinating Sarcoid Polyneuropathy With Reversible Conduction Block: A Case‐Report
Stanislav Svergun, Vasilieios‐Periklis Stamatellos, Almut Barthel, Gunnar Ulm +3 more
2025Neurology and Clinical Neuroscience0 citations
Semantic Scholar
Hämophagozytische Lymphohistiozytose und Makrophagenaktivierungssyndrom
Nikolas Ruffer, R. Kosch, K. Weisel, I. Kötter +1 more
2024Zeitschrift für Rheumatologie (Print)0 citations
Semantic Scholar
[Hemophagocytic lymphohistiocytosis and macrophage activation syndrome : A multidisciplinary challenge].
Nikolas Ruffer, R. Kosch, K. Weisel, I. Kötter +1 more
2024Zeitschrift für Rheumatologie (Print)0 citations
Semantic Scholar
Erratum zu: Imitation eines Felty-Syndroms durch eine viszerale Leishmaniasis bei rheumatoider Arthritis unter Therapie mit Methotrexat und Etanercept
Nikolas Ruffer, N. M. Tomas, S. Schmiedel, S. Jordan +1 more
2021Zeitschrift für Rheumatologie (Print)0 citations Open access
Semantic Scholar

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