Expression of Glut-1, HIF-1α, PI3K and p-Akt in a case of ceruminous adenoma.

Objectives: Ceruminous adenoma of the external auditory canal (EAC) is a rare type of tumour that is diagnosed histologically. However, the clinical behaviour of these tumours remains controversial. Here, we report a case of ceruminous adenoma of the EAC and expression of a hypoxia marker.