Baněčková Baněčková M M Uro-Coste Uro-Coste E E Ptáková Ptáková N N Šteiner Šteiner P P Stanowska Stanowska O O Benincasa Benincasa G G What is hiding behind S100 protein and SOX10 positive oncocytomas? Here, SOX10 is linked to oncocytic adenoma.