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Response to: ‘Is the PET/CT first choice for differential diagnosis of FUO/IUO?’ by Armagan et al
  1. Verena Schönau,
  2. Georg Schett
  1. Department of Internal Medicine 3, Friedrich-Alexander-University Erlangen-Nuremberg, Universitatsklinikum Erlangen, Erlangen, Germany
  1. Correspondence to Professor Georg Schett, Department of Internal Medicine 3, Rheumatology and Immunology, University Clinic of Erlangen-Nuremberg, Erlangen 91054, Germany; georg.schett{at}

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We thank Dr Armagan and colleagues for their letter1 regarding our article entitled, ‘The value of 18F-FDG-PET/CT in identifying the cause of fever of unknown origin (FUO) and inflammation of unknown origin (IUO): data from a prospective study’.2

In their comment, Dr Armagan and colleagues ask whether a fixed cut-off level for the maximum standardised uptake value (SUVmax) in the 18F-fluorodeoxyglucose-positron emission tomography (FDG-PET) was …

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  • Handling editor Josef S Smolen

  • Contributors VS and GS wrote the letter.

  • Funding This research received no specific grant from any funding agency in the public, commercial or not-for-profit sectors.

  • Competing interests None declared.

  • Provenance and peer review Commissioned; internally peer reviewed.

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