Italian consensus for the classification and reporting of thyroid cytology: the risk of malignancy between indeterminate lesions at low or high risk. A systematic review and meta-analysis

Italian consensus for the classification and reporting of thyroid cytology has proposed to discriminate the cancer prevalence of high (Tir 3B) vs. low (Tir 3A) risk indeterminate nodules. To obtain more robust evidence on this topic, we performed a meta-analysis of the Odds Ratio (OR) of malignancy of Tir 3B vs. Tir 3A nodules. A comprehensive literature exploration of online databases was conducted until May 2018. Original articles reporting...