TY - JOUR T1 - Authors’ response to the eLetter by Moiseev <em>et al</em> JF - Annals of the Rheumatic Diseases JO - Ann Rheum Dis SP - e71 LP - e71 DO - 10.1136/annrheumdis-2014-206231 VL - 73 IS - 11 AU - Sergio Prieto-González AU - Marina Depetris AU - Ana García-Martínez AU - Georgina Espígol-Frigolé AU - Itziar Tavera-Bahillo AU - Marc Corbera-Bellalta AU - Ester Planas-Rigol AU - Marco A Alba AU - José Hernández-Rodríguez AU - Josep M Grau AU - Franciso Lomeña AU - Maria C Cid Y1 - 2014/11/01 UR - http://ard.bmj.com/content/73/11/e71.abstract N2 - We thank Moiseev and colleagues for their interest in our manuscript addressing the sensitivity and specificity of positron emission tomography (PET)/CT with 18fluorodeoxyglucose (FDG) for detecting large-vessel inflammation in patients with giant-cell arteritis (GCA)1 and for sharing their own data.2 We totally agree with the authors that PET-CT may be a useful diagnostic tool for GCA although it may be still premature to state that PET/CT should be an independent diagnostic procedure. As mentioned in our article,1 one of the most important limitations in considering PET/CT as a routine diagnostic procedure is the lack of a precise definition of what is a positive or negative PET/CT. While cases with strong or no FDG uptake may … ER -