SLC16A7 and neoplasm: MCT1 was significantly associated with stage III+IV (p = 0.029), MCT2 was significantly associated with smaller tumor size (p = 0.004), lower mitotic index (p = 0.008), absence of sinus invasion (p = 0.024) and absence of metastasis (p = 0.022), while MCT4 showed no significant associations with the clinicopathological data.