Tumoral CD10 expression correlates with high-grade histology and increases risk of recurrence in patients with stage I lung adenocarcinoma

•Tumoral CD10 correlates with high-grade tumor histology.•Tumoral CD10 is a predictor of recurrence in intermediate-grade tumors.•CD10 stratifies patients with intermediate-grade tumors into two prognostic subgroups.•CD10 helps select patients at high-risk of recurrence for post-surgery adjuvant therapy.