Table 4.

Studies evaluating the performance of 18F-FDG PET and PET/CT for the detection of recurrent disease in head and neck cancers.

Authors year	Number of patients	Sensitivity	Specificity	Accuracy	Notes
Abgral et al. [77], 2009	91	100%	85%	90%	FDG PET/CT
Wang et al. [78],2009	44	100%	98%	98%	Prospecrive PET performance > CT
Cermik et al. [79], 2007	50	83%	93%
Álvarez Pérez et al. [80], 2007	60	98%	90%		Prospective
Salaun et al. [81], 2007	30	100%	95%	97%
Goerres et al. [82], 2004	26	91%	93%		Prospective
Kubota et al. [83], 2004	36	90%	78%	81%	Prospective Accuracy significantly higher than CT/MR